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IB Bio 6.2 and D4

Total questions: 206

Worksheet time: 4hrs 10mins

Name
Class
Date
1.

When blood leaves the left atrium it passes through which valve?

a)

mitral

b)

aortic

c)

pulmonary

d)

tricuspid

2.

Blood passes through this valve after leaving the right ventricle:

a)

tricuspid valve

b)

mitral valve

c)

aortic valve

d)

pulmonary valve

3.

Which vessels transport de-oxygenated blood from the heart to the lungs?

a)

pulmonary veins

b)

pulmonary aorta

c)

pulmonary arteries

d)

pulmonary capillaries

4.
Name the artery that carries blood from the left ventricle to the body
a)
vena cava
b)
aorta
c)
pulmonary Vein
d)
pulmonary artery
5.
What is the circulation of blood from the hearts to the lungs and back to the heart is called what?
a)
Secondary Circulation
b)
Prime Circulation
c)
Pulmonary Circulation
6.

A complete heartbeat

a)

cardiac systole

b)

cardiac diastole

c)

cardiac cycle

d)

cardiac arrest

7.

Pacemaker of the heart

a)

SA node

b)

Right atrium

c)

Left atrium

d)

AV node

8.
Which of the following define diastole and systole
a)
systole is the contraction of the heart and diastole is the relaxation of the heart
b)
diastole is the contraction of the heart and systole is the relaxation of the heart
c)
diastole and systole are both contractions of the heart
d)
diastole and systole are both relaxation phases of the heart
9.
The second heart sound (the dup of the lub-dup) is caused by the
a)
opening of the pulmonary and aortic valves
b)
closure of the tricuspid and bicuspid valves
c)
closure of the pulmonary and aortic valves
d)
opening of the tricuspid and bicuspid valves
10.

Place the following in the correct order:

1. atria contract

2. AV node

3. Bundle of His

4. Purkinje fibers

5. SA node

6. ventricles contract

a)

5, 1, 2, 3, 4, 6

b)

2, 1, 5, 3, 4, 6

c)

5, 6, 2, 3, 4, 1

d)

2, 6, 5, 3, 4, 1

11.
Which of the following would lead to a decrease in heart rate?
a)
sharply decreased blood volume
b)
parasympathetic stimulation
c)
norepinephrine
d)
exercise
12.

What type of muscle is found in the heart?

a)

skeletal

b)

smooth

c)

voluntary

d)

cardiac

13.

In the section of cardiac muscle shown, structures A and B respectively are

a)

mitochondrion, intercalated disc

b)

mitochondrion, myosin/actin filaments

c)

nucleus, intercalated disc

d)

nucleus, myosin/actin filaments

14.

What is a similarity between cardiac and skeletal muscle?

a)

both are striated

b)

both fatigue

c)

both multinucleate

d)

both under voluntary control

15.

Which is correct about the SA node?

a)

located in left atrium

b)

a collection of cardiac cells initiating action potentials

c)

referred to as the artificial pacemaker

d)

it is the equivalent of the AV node in birds

16.

In general, what is systole?

a)

contraction

b)

the same as diastole

c)

relaxation

d)

the system of blood vessels in the heart

17.

Where is the AV node?

a)

in the left atrium wall

b)

junction between the atria and ventricles

c)

in the right atrium wall

d)

in the ventricles

18.

What is the correct sequence of electrical signals spreading throughout the heart?

a)

SA node→bundle of His→AV node→Purkinje fibres

b)

SA node→AV node→Purkinje fibres→bundle of His

c)

SA node→AV node→bundle of His→Purkinje fibres

d)

AV node→SA node→bundle of His→Purkinje fibres

19.

What causes the "lub" sound?

a)

AV valves closing

b)

AV valves opening

c)

semilunar valves closing

d)

semilunar valves opening

20.

An artificial pacemaker would be beneficial for which one of the following conditions?

a)

obesity

b)

inability of brain to send rhythmic signals to the hear

c)

malfunctioning SA node

d)

narrowing of coronary arteries

21.

During diastole which one of the following is not occurring?

a)

semilunar valves are closed

b)

both atria and ventricles are relaxed

c)

"dub" sound is made

d)

only ventricles are relaxed, atria are contracting

22.

Why is there a delay in the conduction of a signal from the AV node?

a)

So that right atrium contracts before the left atrium

b)

So that right ventricle contracts before the left ventricle

c)

So the both atria have contracted and emptied all the blood into the ventricles

d)

So that the AV valves are closed before the ventricles contract

23.

What chamber of the heart has the thickest walls?

a)

right atrium

b)

left atrium

c)

right ventricle

d)

left ventricle

24.

The human heart is referred to as myogenic because

a)

nerve impulses stimulate the heart muscle tissue to contract

b)

an individual has an SA node that is not functioning

c)

a signal originates within the heart muscle tissue to contract

d)

the size of the heart is genetically determined based on the myocyte gene

25.

Read the following statements.

1.cells are self-excitatory

2.cells have a long linear shape for better contraction

3.cells contain many lysosomes

4.cell joined end to end by intercalated discs

5.cells have a large central nucleus

6.cells contain many mitochondria

7.arteries supply the cells with oxygenated blood

8.a branched structure allows for coordinated contraction throughout the heart


Which set of statements will get you the most marks if you were asked to describe the unique properties of cardiac muscle cells on an IB Biology exam?

a)

1, 4, 6

b)

1, 2, 4, 7

c)

2, 3, 5, 6, 8

d)

2, 4, 5, 8

26.

The two causes of normal heart sounds are

a)

AV valves closing and semilunar valves opening

b)

AV valves opening and semilunar valves closing

c)

AV valves closing and semilunar valves closing

d)

AV valves opening and semilunar valves opening

27.

What type of muscle is found in the heart?

a)

skeletal

b)

smooth

c)

voluntary

d)

cardiac

28.

In the section of cardiac muscle shown, structures A and B respectively are

a)

mitochondrion, intercalated disc

b)

mitochondrion, myosin/actin filaments

c)

nucleus, intercalated disc

d)

nucleus, myosin/actin filaments

29.

What is a similarity between cardiac and skeletal muscle?

a)

both are striated

b)

both fatigue

c)

both multinucleate

d)

both under voluntary control

30.

Which is correct about the SA node?

a)

located in left atrium

b)

a collection of cardiac cells initiating action potentials

c)

referred to as the artificial pacemaker

d)

it is the equivalent of the AV node in birds

31.

In general, what is systole?

a)

contraction

b)

the same as diastole

c)

relaxation

d)

the system of blood vessels in the heart

32.

Where is the AV node?

a)

in the left atrium wall

b)

junction between the atria and ventricles

c)

in the right atrium wall

d)

in the ventricles

33.

What is the correct sequence of electrical signals spreading throughout the heart?

a)

SA node→bundle of His→AV node→Purkinje fibres

b)

SA node→AV node→Purkinje fibres→bundle of His

c)

SA node→AV node→bundle of His→Purkinje fibres

d)

AV node→SA node→bundle of His→Purkinje fibres

34.

What causes the "lub" sound?

a)

AV valves closing

b)

AV valves opening

c)

semilunar valves closing

d)

semilunar valves opening

35.

An artificial pacemaker would be beneficial for which one of the following conditions?

a)

obesity

b)

inability of brain to send rhythmic signals to the hear

c)

malfunctioning SA node

d)

narrowing of coronary arteries

36.

During diastole which one of the following is not occurring?

a)

semilunar valves are closed

b)

both atria and ventricles are relaxed

c)

"dub" sound is made

d)

only ventricles are relaxed, atria are contracting

37.

Why is there a delay in the conduction of a signal from the AV node?

a)

So that right atrium contracts before the left atrium

b)

So that right ventricle contracts before the left ventricle

c)

So the both atria have contracted and emptied all the blood into the ventricles

d)

So that the AV valves are closed before the ventricles contract

38.

The human heart is referred to as myogenic because

a)

nerve impulses stimulate the heart muscle tissue to contract

b)

an individual has an SA node that is not functioning

c)

a signal originates within the heart muscle tissue to contract

d)

the size of the heart is genetically determined based on the myocyte gene

39.

Read the following statements.

1.cells are self-excitatory

2.cells have a long linear shape for better contraction

3.cells contain many lysosomes

4.cell joined end to end by intercalated discs

5.cells have a large central nucleus

6.cells contain many mitochondria

7.arteries supply the cells with oxygenated blood

8.a branched structure allows for coordinated contraction throughout the heart


Which set of statements will get you the most marks if you were asked to describe the unique properties of cardiac muscle cells on an IB Biology exam?

a)

1, 4, 6

b)

1, 2, 4, 7

c)

2, 3, 5, 6, 8

d)

2, 4, 5, 8

40.

The two causes of normal heart sounds are

a)

AV valves closing and semilunar valves opening

b)

AV valves opening and semilunar valves closing

c)

AV valves closing and semilunar valves closing

d)

AV valves opening and semilunar valves opening

41.

The p wave corresponds to what event in the heart?

a)

repolarization of the atria

b)

depolarization of the atria

c)

repolarization of the ventricles

d)

depolarization of the ventricles

42.

The T wave corresponds to what event in the heart?

a)

repolarization of the atria

b)

depolarization of the atria

c)

repolarization of the ventricles

d)

depolarization of the ventricles

43.

ECG is a reading that shows

a)

the activity of heart

b)

the electrical activity of cardiac muscle

c)

the systole and diastole of cardiac muscle

d)

the initiation of heartbeat

44.

The correct sequence of the three events in ECG

a)

P wave , T wave , QRS complex

b)

QRS complex , P wave , T wave

c)

T wave , QRS complex , P wave

d)

P wave, QRS complex, T wave

45.

Which one is represent T wave

a)

A

b)

B

c)

C

d)

E

46.

By relating events in ECG with phases in cardiac cycle, at which event both atria and ventricles will be relaxed?

a)

A

b)

B

c)

C

d)

E

47.

By relating events in ECG with phases in cardiac cycle, at which event the second sound of heart "dup" will be produced?

a)

A

b)

B

c)

C

d)

E

48.

Identify the ECG

a)

injured person

b)

Dead person

c)

Infant

d)

Toodler

49.

ECG stand for

a)

Electrocardiograph

b)

Electrocardiogram

c)

Electrocardiopraphy

d)

Electronicardiogram

50.

Bradycardia .........

a)

Shows irregular rhythm

b)

Heart rate is more than 60bpm

c)

Heart rate is less than 60bpm

51.

Tachycardia.......

a)

Shows irregular rhythm

b)

Occurs due to suppression of SA

c)

Heart rate is less than 100bpm

d)

Heart rate is more than 100bpm

52.

IA Assessment criteria:- Personal Engagement:

a)

Assesses evidence of independent and creative thinking.

b)

Assesses awareness of safety, environmental, and ethical considerations.

c)

Assesses how well the investigation is presented in regards to the focus, process, and outcomes.

53.

IA Assessment criteria:- Exploration:

a)

Assesses evidence of evaluation of the investigation.

b)

Assesses how well the investigation is presented in regards to the focus, process, and outcomes.

c)

Assesses scientific context, a clear and focused question, on level with the Diploma Program.

54.

IA Assessment criteria:- Analysis:

a)

Assesses evidence of evaluation of the investigation.

b)

Assesses how the student collected and *interpreted* the data.

c)

Assesses scientific context, a clear and focused question, on level with the Diploma Program.

55.

IA Assessment criteria:- Evaluation:

a)

Assesses the extent to which the student’s report provides evidence of evaluation of the investigation and the results.

b)

Assesses scientific context, a clear and focused question, on level with the Diploma Program.

c)

Assesses how the student collected and *interpreted* the data.

56.

IA Assessment criteria:- Communication:

a)

Assesses evidence of evaluation of the investigation.

b)

Assesses how well the investigation is presented in regards to the focus, process, and outcomes.

c)

Assesses scientific context, a clear and focused question, on level with the Diploma Program.

57.
What is the name for a circulatory system that has blood leave heart to go to lungs then goes back to heart before delivering the oxygenated blood to the rest of the body?
a)
DOUBLE LOOP
b)
TRIPLE LOOP
c)
SINGLE LOOP
58.
Separates the chambers of the heart.
a)
mitral valve
b)
septum
c)
aortic valve
59.
Unoxygenated blood enters the right atrium from the top of the heart.
a)
inferior vena cava
b)
superior vena cava
c)
aorta
60.
name of the valve that separates right atrium from right ventricle.
a)
tricuspid
b)
aortic
c)
mitral
61.
Unoxygenated blood enters the right atrium from the bottom of the heart.
a)
inferior vena cava
b)
superior vena cava
c)
pulmonary veins
62.
Valve that blood is forced through from right ventricle into pulmonary arteries.
a)
pulmonary valve
b)
aortic valve
c)
mitral valve
63.
Name of the valve that separates left atrium from left ventricle.
a)
mitral valve
b)
tricuspid
c)
pulmonary valve
64.
Major artery at the top of the heart sends oxygenated blood from the left ventricle to the rest of the body.
a)
aorta
b)
pulmonary artery
c)
inferior vena cava
65.
Most common cause of sudden death in athletes.
a)
Hypertrophic cardiomyopathy
b)
loss of electrolytes
c)
broken nose
66.
What portion of the heart is supposed to be  the most muscular?
a)
upper
b)
lower
c)
septum
67.
About how large is the human heart?
a)
the size of an onion
b)
the size of a fist
c)
4.5 pounds
68.
If you're looking for your heart, you can find it beneath and to the left of what "bone?"
a)
rib
b)
sternum
c)
clavicle
69.
Build up of plaque causing the narrowing of the walls of the arteries of the heart. 
a)
Atherosclerosis
b)
Arrhythmia
c)
Stroke
70.
When the heart rate is less than 60 beats per minute.
a)
Bradycardia  
b)
Tachycardia
c)
Leukemia
71.
When the heart rate is more than 100 beats per minute.
a)
Tachycardia  
b)
Bradycardia
c)
Hyperventilation
72.
Abnormal rhythm of the heart.
a)
Arrhythmia
b)
Rap
c)
Stroke
73.
Which number is the vena cava?
a)
1
b)
2
c)
3
d)
8
74.
The two chambers of the heart which receive blood are known as the _________
a)
atria
b)
ventricles
c)
systemics
d)
pulmonic
75.
Which valve is letter X?
a)
aortic
b)
bicuspid
c)
tricuspid
d)
pulmonary
76.
Freshly oxygenated blood is delivered to the _____________ and then it passes into the  __________ to be pumped to the entire body.
a)
right ventricle; right atrium
b)
left ventricle; left atrium
c)
left atrium; left ventricle
d)
right atrium; right ventricle
77.

What is the most muscular chamber of the heart?

a)

left ventricle

b)

left atrium

c)

right atrium

d)

right ventricle

78.
As the right ventricle contracts, the blood flows into the 
a)
Heart
b)
Pulmonary arteries 
c)
Atrium
d)
Ventricle 
79.
Which letter is the aortic valve?
a)
A
b)
B
c)
E
d)
F
80.

Valve that blood is forced through from right ventricle into pulmonary arteries.

a)

pulmonary semi lunar valve

b)

aortic valve

c)

mitral valve

81.

In the walls of the heart, there are two thin layers around a thick layer of muscle called the

a)

epithelial tissue.

b)

pericardium.

c)

connective tissue.

d)

myocardium.

82.
The purpose of heart valves is to 
a)
set the pace at which the heart beats
b)
prevent blood from flowing backward
c)
oxygenate the blood as it passes through the valve
d)
add minerals to the blood
83.
The pointed, inferior portion of the heart, known as the ________ rests on the diaphragm and is oriented towards the left hip.
a)
base
b)
mediastinum
c)
apex
d)
pericardium
84.
The valves between the atria and ventricles are known as the ________ valves.
a)
atrioventricular
b)
aortic
c)
semilunar
d)
pulmonary
85.

The heart layer that keeps blood from sticking to the inside of the heart made up of squamous epithelial cells

a)

endocardium

b)

pericardium

c)

myocardium

d)

epicardium

86.

Pericardium is a serous membrane it has two layers. The parietal layers of the membranes line the walls of the body cavity. The inner visceral layer covers organ (viscera).

a)

True

b)

False

87.
Which layer of the heart contains a lubricating fluid that reduces friction as the heart beats?
a)
Pericardium
b)
Endocardium
c)
Myocardium
88.

Aorta

a)

The largest arterial trunk that carries blood from the heart to be distributed by branch arteries through the body

b)

a vessel that returns blood to the heart

c)

a body structure that is temporarily closes a passage or orifice, or permits movement of fluid in only one direction.

d)

An integrated group of cells with a common function, structure, or both

89.

Artery

a)

A valve in the heart that guards the opening between the left atrium and the left ventricle; prevents the blood in the ventricle from returning to the atrium. Alternative name is bicuspid valve.

b)

A vein that is the largest vein in the human body and returns blood to the right atrium of the heart from bodily parts below the diaphragm.

c)

The body structure that temporarily closes a passage or orifice, or permits movement of fluid in only one direction.

d)

Any of the tubular, branching, muscular, and elastic-walled vessels that carry blood from the heart through the body.

90.

Mitral Valve

a)

The semilunar valve separating the aorta from the left ventricle that prevents blood from flowing back into the left ventricle.

b)

A vein that is the largest vein in the human body and returns blood to the right atrium of the heart from bodily parts below the diaphragm.

c)

An anatomical cavity or passage especially a chamber of the heart that receives blood from the veins and forces it into a ventricle or ventricles

d)

A valve in the heart that guards the opening between the left atrium and the left ventricle; prevents the blood in the ventricle from returning to the atrium. Alternative name is bicuspid valve.

91.
How many chambers does the heart have?
a)
1
b)
2
c)
3
d)
4
92.
The arrow indicates the
a)
Right atrium
b)
Left ventricle
c)
Right ventricle
d)
Left atrium
93.
The arrow indicates the 
a)
Left ventricle
b)
Pulmonary artery
c)
Right atrium
d)
Pulmonary veins
94.
The arrow indicates the
a)
Right ventricle
b)
Aorta
c)
Right atrium
d)
Atrium
95.
The arrow indicates the
a)
Right ventricle
b)
Pulmonary artery
c)
Left ventricle
d)
Right atrium
96.
These structures carry blood away from the heart.
a)
Blood cells
b)
Veins
c)
Capillaries
d)
Arteries
97.
These structures carry deoxygenated blood to the heart.
a)
Arteries
b)
Veins
c)
Capillaries
d)
Vena Cava
98.
This chamber of the heart that RECEIVES blood returning from the body
a)
Right Atrium
b)
Right Ventricle
c)
Left Atrium
d)
Left Ventricle
99.
Deoxygenated blood
a)
travels through veins
b)
has little oxygen because the O2 was delivered to cells
c)
all of these are true
d)
is indicated by blue on anatomical diagrams
100.
The purpose of heart valves is to 
a)
set the pace at which the heart beats
b)
prevent blood from flowing backward
c)
oxygenate the blood as it passes through the valve
d)
add minerals to the blood
101.

What is the size of an adult’s heart?

a)

two fists together

b)

the size of a fist

c)

the size of a ball

d)

the size of an apple

102.

How many chambers does the heart consist of?

a)

2

b)

3

c)

4

d)

6

103.

What do the lungs provide the blood with?

a)

oxygen

b)

blood

c)

hydrogen

d)

carbon dioxide

104.

What vessels carry the blood away from the heart?

a)

arteries

b)

veins

c)

an aorta

d)

capillaries

105.

What vessels carry the blood back to the heart?

a)

arteries

b)

veins

c)

an aorta

d)

capillaries

106.

What are the thinnest blood vessels called?

a)

arteries

b)

veins

c)

capillaries

d)

an aorta

107.

What is biggest artery in a human body?

a)

arteries

b)

veins

c)

capillaries

d)

an aorta

108.

How much blood if there in an adult human body?

a)

3 liters

b)

5 liters

c)

10 liters

d)

20 liters

109.

How many times does a human heart beat a day?

a)

100 times

b)

1000 times

c)

100,000 times

d)

1,000,000 times

110.

What is the total length of blood vessels in a human body?

a)

6 miles

b)

60 miles

c)

6,000 miles

d)

60,000 miles

111.
Name this part.
a)
Right atrium
b)
Left ventricle
c)
Right ventricle
d)
Left atrium
112.
Name this part.
a)
Right ventricle
b)
Aorta
c)
Right atrium
d)
Atrium
113.
Which side of the heart pumps oxygen-rich blood to the rest of the body?
a)
Right
b)
Left
114.
Which side of the heart pumps blood into the lungs?
a)
Right
b)
Left
115.
How many chambers does the heart have ? 
a)
4
b)
6
c)
3
d)
1
116.

when looking at heart diagrams the veins are usually ____, and the arteries are ____

a)

red, blue

b)

blue, red

c)

pink, purple

d)

blue, maroon

117.

The first cavity of the heart that deoxygenated blood enters is

(a)  

118.

Draw a heart (the one inside, doesn't have to be perfect)

119.

what is O

a)

inferior vena cava

b)

inferior cava vena

c)

superior vena cava

d)

superior cava vena

120.

what is A

a)

Aorta

b)

vena cava

c)

left atrium

d)

artery

121.

what is M

a)

bicuspid valve

b)

pulmonary valve

c)

mitral valve

d)

tricuspid valve

122.

what is J

a)

superior cava vena

b)

inferior vena cava

c)

superior vena cava

d)

inferior cava vena

123.

the heart has how many cavities?

a)

2

b)

3

c)

4

d)

5

124.

what is H

a)

Right Ventricle

b)

Right atrium

c)

Left Atrium

d)

Left Ventricle

125.

how many steps of the bloodflow to the heart

a)

4

b)

18

c)

12

d)

11

126.

the LUBB of the heartbeat is the

a)

Ventricular contraction

b)

Ventricular Relaxation

127.

the DUBB of the heartbeat is the

a)

Ventricular Contraction

b)

Ventricular Relaxation

128.

The Atria has/does

a)

has thin walls

b)

receives blood that's returning to the heart

c)

has thick wall

d)

expels blood from the heart

129.

The Ventricle....(pick two)

a)

is the upper two quadrants of the heart

b)

contract to force blood out of the heart

c)

receives blood from the Atria

d)

are connected to each other (right and left)

130.

the heart has three layers, what are they?

a)

Epicardium

b)

myocardium

c)

Endocardium

d)

sarkicartium

131.

The Atria ____ while ventricles relax, then _____ contract while atria relax.

a)

contract, ventricles

b)

contract, atria

c)

relax, ventricles

d)

relax, atria

132.

What is B

a)

Left plumonary artery

b)

right pulmonary artery

c)

left pulmonary veins

d)

right pulmonary veins

133.

what is e.

(a)  

134.

what is D

a)

left pulmonary artery

b)

right pulmonary artery

c)

left pulmonary veins

d)

right pulmonary veins

135.
Which does not make up the circulatory system?
a)
heart
b)
blood
c)
lungs
d)
blood vessels
136.
What is the strongest (thickest) part of the heart?
a)
right atrium
b)
right ventricle
c)
left ventricle
d)
left atrium
137.
Where does blood go after the right atrium?
a)
left atrium
b)
left ventricle
c)
right ventricle
d)
aorta
138.
Where does the blood go after it goes into the pulmonary arteries?
a)
lungs
b)
heart
c)
head
d)
hands
139.
Which blood vessels carry blood to the heart?
a)
capiliaries
b)
veins
c)
arteries
d)
arterioles
140.
Which blood vessels carry blood away from the heart?
a)
capillaries
b)
veins
c)
arteries
d)
venules
141.
Un-oxygenated blood enters the right atrium from the top of the heart.
a)
inferior vena cava
b)
superior vena cava
c)
aorta
142.
Un-oxygenated blood enters the right atrium from the bottom of the heart.
a)
inferior vena cava
b)
superior vena cava
c)
pulmonary veins
143.
Separates the chambers of the heart.
a)
Septum
b)
Veins
c)
aortic valve
144.
2?
a)
Heart
b)
Right Ventricle
c)
Left Atrium
d)
Left Ventricle
145.
1?
a)
Septum
b)
Right Pulmonary Vein
c)
Superior Vena Cava
d)
Inferior Vena Cava
146.
9?
a)
Left Ventricle
b)
Left Atrium
c)
Left Pulmonary Vein
d)
Left Pulmonary Artery
147.
7?
a)
Left Atrium
b)
Left Ventricle
c)
Aortic Valve
148.
A flap of tissue that prevents blood from flowing backward
a)
Aorta
b)
Atrium
c)
Septum
d)
Valve
149.
How many chambers does the heart have ? 
a)
4
b)
6
c)
3
d)
1
150.
Identify
a)
Aorta
b)
Pulmonary Vein
c)
Superior Vena Cava
d)
Inferior Vena Cava
151.
What does Deoxygenated mean?
a)
Oxygen-rich
b)
Blood flow
c)
Oxygen-poor
d)
Water Flow
152.
Identify
a)
Left atrium
b)
Right atrium
c)
Left ventricle
d)
Right ventricle
153.
Identify
a)
Left atrium
b)
Right atrium
c)
Left ventricle
d)
Right ventricle
154.
Name this part.
a)
Pulmonary veins
b)
Left atrium
c)
Aorta
d)
Pulmonary artery
155.
Name this part.
a)
Left ventricle
b)
Pulmonary artery
c)
Right atrium
d)
Pulmonary veins
156.
Name this part.
a)
Right atrium
b)
Left ventricle
c)
Right ventricle
d)
Left atrium
157.
Name this part.
a)
Left ventricle
b)
Pulmonary artery
c)
Right atrium
d)
Pulmonary veins
158.
Name this part.
a)
Right ventricle
b)
Aorta
c)
Right atrium
d)
Atrium
159.
Name this part.
a)
Right ventricle
b)
Pulmonary artery
c)
Left ventricle
d)
Right atrium
160.

Which side of the heart pumps oxygen-rich blood to the rest of the body?

a)

Right

b)

Left

c)

Top

d)

Bottom

161.

Which side of the heart pumps blood into the lungs?

a)

Right

b)

Left

c)

Top

d)

Bottom

162.
_____ carries blood away from the heart.
a)
Blood cells
b)
Veins
c)
Capillaries
d)
Arteries
163.
Name the part.
a)
Pulmonary vein
b)
Right atrium
c)
Aorta
d)
Pulmonary artery
164.
Name the part.
a)
Left ventricle
b)
Vena cava
c)
Right atrium
d)
Right ventricle
165.
Separates the chambers of the heart.
a)
Septum
b)
Veins
c)
aortic valve
166.
A flap of tissue that prevents blood from flowing backward
a)
Aorta
b)
Atrium
c)
Septum
d)
Valve
167.

Blood travels TO the heart through the ______.

a)

lungs

b)

veins

c)

arteries

d)

oxygen

168.
Where does the blood go after it goes into the pulmonary arteries?
a)
lungs
b)
heart
c)
head
d)
hands
169.
Where does blood go after the right atrium?
a)
left atrium
b)
left ventricle
c)
right ventricle
d)
aorta
170.
Un-oxygenated blood enters the right atrium from the top of the heart.
a)
inferior vena cava
b)
superior vena cava
c)
aorta
171.
name of the valve that separates right atrium from right ventricle.
a)
tricuspid
b)
aortic
c)
mitral
172.

Valve that blood is forced through from right ventricle into pulmonary arteries.

a)

Pulmonary valve

b)

Aortic valve

c)

mitral valve

d)

Tricuspid

173.

Name of the valve that separates left atrium from left ventricle.

a)

Mitral valve

b)

Tricuspid Valve

c)

Pulmonary valve

d)

Aortic Valve

174.

What portion of the heart is supposed to be the most muscular?

a)

Atriums

b)

Ventricles

c)

Septum

175.

Which valve is found between the left ventricle and the aorta?

a)

Tricuspid Valve

b)

Bicuspid Valve

c)

Aortic Valve

d)

Pulmonary Valve

176.

What is the function of the Atrium?

a)

Receive Blood

b)

Send out Blood

c)

Oxygenate Blood

d)

Filter Blood

177.

Atria pumps blood to the:

a)

Arteries

b)

Body cavities

c)

Veins

d)

Ventricles

178.

The only artery in humans that carries deoxygenated blood is the:

a)

Pulmonary artery

b)

Renal artery

c)

Aorta

d)

Carotid artery

179.

The direction of blood flow through the human body is maintained by:

a)

The elasticity of the vein walls

b)

The pump action of the heart

c)

Muscular contractions

d)

A system of valves

180.

Blood:

a)

Is pumped from the heart into the veins

b)

Enters the right atrium from the lungs

c)

Is not involved in temperature control

d)

Can pass round the body in less than a minute

181.

Blood leaves the heart in two vessels, namely the:

a)

Aorta and pulmonary vein

b)

Pulmonary artery and aorta

c)

Aorta and venae cavae

d)

Pulmonary artery and pulmonary vein

182.

A boy is bitten by a venomous snake on his left leg. Poison gets to his heart through the:

a)

Pulmonary vein

b)

Left subclavian artery

c)

Inferior vena cava

d)

Hepatic portal vein

183.

Which of the following contain deoxygenated blood?

a)

Left ventricle

b)

Pulmonary vein

c)

Right atrium

d)

Coronary artery

184.

The phase in the cardiac cycle when blood is pumped out of the ventricles is called:

a)

Atrial systole

b)

Ventricular diastole

c)

Atrial systole

d)

Ventricular systole

185.

A blood vessel is called an artery when it:

a)

Transports oxygenated blood to the heart

b)

Transports blood to the heart

c)

Contains many valves

d)

Transports blood away from the heart

186.

One of the three functions of the circulatory system is:

a)

Carries waste away from our cells

b)

Helps regulate body temperature

c)

Delivers needed substances to the cells

d)

All of the above

187.

Type of circulation that refers to blood flow from the heart to the lungs and back to the heart again?

a)

Systemic circulation

b)

Renal circulation

c)

Portal circulation

d)

Pulmonary circulation

188.

Type of circulation that refers to the blood flowing through the entire body?

a)

Systemic circulation

b)

Renal circulation

c)

Portal circulation

d)

Pulmonary circulation

189.

The contraction/emptying phase of the cardiac cycle?

a)

Systole

b)

Diastole

190.

The relaxing/filling stage of the cardiac cycle?

a)

Systole

b)

Diastole

191.

Coronary arteries...

a)

supply the heart muscle cells with a supply of blood.

b)

supply the brain cells with a supply of blood.

c)

contain deoxygenated blood.

d)

when clogged, cause a stroke.

192.

The type of blood vessel that normally carries de-oxygenated blood back to the heart from body cells?

a)

arteries

b)

capillaries

c)

veins

193.

The type of blood vessel that normally carries oxygenated blood from the heart to the body cells?

a)

arteries

b)

capillaries

c)

veins

194.

The type of blood vessel where exchange of gases, nutrients, and wastes occurs?

a)

arteries

b)

capillaries

c)

veins

195.

An abnormal widening/ballooning of a portion of an artery.

a)

aneurysm

b)

embolism

c)

thrombosis

d)

atherosclerosis

196.

A blood clot that travels through the circulatory system and eventually becomes lodged within a blood vessel?

a)

aneurysm

b)

embolism

c)

thrombosis

d)

atherosclerosis

197.

Type of device that measures the electrical currents created by the SA and AV nodes?

a)

AED

b)

MRI

c)

ECG

d)

CAT Scan

198.

The main vein(s) that brings blood to the right atrium?

a)

Aorta

b)

Pulmonary veins

c)

Superior and Inferior vena cava

d)

Jugular vein

199.

Which choice below correctly identifies the layers of the heart from the most outer layer to the most inner layer?

a)

epicardium, myocardium, endocardium

b)

endocardium, myocardium, epicardium

c)

myocardium, endocardium, epicardium

d)

myocardium, epicardium, endocardium

200.

The sac that surrounds and protects the heart?

a)

endocardium

b)

epicardium

c)

myocardium

d)

pericardium

201.

Instrument used to measure blood pressure?

a)

AED

b)

ECG

c)

Sphygmomanometer

d)

ultrasound

202.

Name part N.

a)

Right atrium

b)

left atrium

c)

right ventricle

d)

left ventricle

203.

Name part I.

a)

pericardium

b)

mediastinum

c)

septum

d)

unknownum

204.

Name part A.

a)

Pulmonary artery

b)

Pulmonary vein

c)

Superior vena cava

d)

Aorta

205.

Name part B.

a)

Pulmonary arteries

b)

Pulmonary veins

c)

Superior Vena cava

d)

Aorta

206.

Name part M.

a)

Tricuspid valve

b)

Semilunar valve

c)

Bicuspid valve

d)

Mitral valve

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Unit 1 - 4 AP Bio Review

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