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A&P Unit 9 and Unit 10 Review

Total questions: 75

Worksheet time: 6hrs 42mins

Name
Class
Date
1.
The emptying of the atria is controlled by the:
a)
SA node
b)
AV node
c)
Purkinje fibres
d)
Bundle of His
2.
The pacemaker of the heart is also known as the....
a)
AV node
b)
SA node
c)
Purkinje fibres
d)
Bundle of His
3.
What fibres allow the ventricles to contract?
a)
SA
b)
AV
c)
Purkinje
d)
Bundle of His
4.
During the systole phase of the cardiac cycle, the ventricles....
a)
Contract
b)
Relax
5.
Which letter/s of the ECG shows the ventricles contracting.....
a)
P
b)
QRS
c)
ST
6.
What is the definition of the Cardiac Cycle?
a)
the contraction of the atria
b)
the sequence of events that occur during one complete heartbeat
c)
the contraction and relaxation of the ventricles
d)
the circulation of blood in the heart
7.
During ventricular ejection
a)
only the AV valves open
b)
the semilunar valves open and the AV valves close
c)
only the semilunar valves close
d)
the semilunar valves close and the AV valves open
8.

Define diastole

a)

when the heart is relaxing

b)

when the heart is contracting

c)

duration of the cardiac cycle

d)

frequency of the cardiac cycle

9.

The cardiac cycle does not require nerve stimulation to contract like other muscles

a)

True

b)

False

10.
Why are the walls of the left ventricle thicker than that of the right ventricle?
a)
The left ventricle must force blood into all the capillaries of the lungs 
b)
the left ventricle doesn't skip leg day
c)
This is false, the walls of the right ventricle are thicker
d)
Blood from the left ventricle is pumped throught the entire body 
11.

What is the sequence of excitation of the heart muscle?

a)

sinoatrial node -> atrioventricular node -> ventricles

b)

pulmonary artery -> pulmonary vein -> vena cava

c)

pulmonary vein -> vena cava -> pulmonary artery

d)

atrioventricular node -> ventricles -> sinoatrial node

12.

What is another name for a mitral valve?

a)

bicuspid

b)

tricuspid

c)

aortic

d)

pulmonary

13.

Which of the following correctly describes the sequence of excitation of heart muscle?

a)

AV node -> bundle of HIS -> SA node

b)

SA node -> AV node -> bundle of HIS

c)

bundle of HIS -> SA node -> AV node

d)

AV node -> SA node -> bundle of HIS

14.
Why are the walls of the left ventricle thicker than that of the right ventricle?
a)
The left ventricle must force blood into all the capillaries of the lungs 
b)
the left ventricle doesn't skip leg day
c)
This is false, the walls of the right ventricle are thicker
d)
Blood from the left ventricle is pumped throught the entire body 
15.

The chamber that receives oxygenated blood from the lungs

a)

Right Ventricle

b)

Left Ventricle

c)

Right Atrium

d)

Left Atrium

16.
A flap of tissue that prevents blood from flowing backward
a)
Aorta
b)
Atrium
c)
Septum
d)
Valve
17.

The chamber that pumps deoxygenated blood to the lungs

a)

Right Ventricle

b)

Right Atrium

c)

Left Ventricle

d)

Left Atrium

18.

Which of the following is true about the semi-lunar valves in the heart?

a)

They are between atria and ventricles

b)

They close when pressure in the arteries is higher than pressure in the atria

c)

They prevent backflow of blood into the atria

d)

They open when pressure in the ventricles is higher than pressure in the arteries

19.

During ventricular systole, which of the following occurs?

a)

Atrioventricular valves close and semilunar valves close

b)

Atrioventricular valves close and semilunar valves open

c)

Atrioventricular valves open and semilunar valves are open

d)

Atrioventricular valves open and semilunar valves close

20.

State the phase of cardiac cycle shown in the diagram.

a)

Atrial systole, ventricular systole

b)

Atrial diastole, ventricular systole

c)

Atrial systole, ventricular diastole

d)

Atrial diastole, ventricular diastole

21.

State the phase of cardiac cycle shown in the diagram.

a)

Atrial systole, ventricular systole

b)

Atrial diastole, ventricular systole

c)

Atrial systole, ventricular diastole

d)

Atrial diastole, ventricular diastole

22.

State the phase of cardiac cycle shown in the diagram.

a)

Atrial systole, ventricular systole

b)

Atrial diastole, ventricular systole

c)

Atrial systole, ventricular diastole

d)

Atrial diastole, ventricular diastole

23.

Identify part numbers 3 and 5.

a)

3: right atrium; 5: aorta

b)

3: left atrium; 5: aorta

c)

3: right atrium; 5: pulmonary artery

d)

3: left atrium; 5: pulmonary artery

24.
Normal blood pressure is...
a)
120/80 mmHg
b)
80/120 mmHg
c)
140/90 mmHg
d)
80/140 mmHg
25.
The 'Dub' sound of the heart's LUB DUB? are the....
a)
Atrioventricular valves closing
b)
Semilunar Valves closing
c)
Blood flowing through the Pulmonary Trunk and Aorta
d)
Blood Flowing down into the venticles
26.
The 'Lub' sound of the heart's LUB DUB? are the....
a)
Atrioventricular valves closing
b)
Semilunar Valves closing
c)
Blood flowing through the Pulmonary Trunk and Aorta
d)
Blood Flowing down into the venticles
27.
a)
Pulmonary veins
b)
Pulmonary artery
c)
Aorta
d)
Vena cava
28.
a)
Pulmonary veins
b)
Pulmonary artery
c)
Aorta
d)
Vena cava
29.
a)
Left atrium
b)
Right atrium
c)
Left ventricle
d)
Right ventricle
30.
a)
Left atrium
b)
Right atrium
c)
Left ventricle
d)
Right ventricle
31.
When blood enters the right atrium, where is it coming from?
a)
The body
b)
Left ventricle
c)
Right Atrium
d)
Lungs
32.
What chamber pumps blood to the body?
a)
Right atrium
b)
Right ventricle
c)
Left atrium
d)
Left ventricle 
33.
A flap of tissue that prevents blood from flowing backward
a)
Aorta
b)
Atrium
c)
Septum
d)
Valve
34.
Which side of the heart has oxygen rich blood?
a)
Left Side
b)
Right Side
35.
Un-oxygenated blood enters the right atrium from the top of the heart.
a)
inferior vena cava
b)
superior vena cava
c)
aorta
36.
Un-oxygenated blood enters the right atrium from the bottom of the heart.
a)
inferior vena cava
b)
superior vena cava
c)
pulmonary veins
37.
Name this part.
a)
Right ventricle
b)
Aorta
c)
Right atrium
d)
Atrium
38.
Name this part.
a)
Right ventricle
b)
Pulmonary artery
c)
Left ventricle
d)
Right atrium
39.
Which side of the heart pumps oxygen-rich blood to the rest of the body?
a)
Right
b)
Left
40.
Which side of the heart pumps blood into the lungs?
a)
Right
b)
Left
41.
______ carry blood to the heart.
a)
Arteries
b)
Veins
c)
Capillaries
d)
Vena Cava
42.
Identify the circled valve
a)
Tricuspid
b)
Mitral
c)
Pulmonary
d)
Aortic
43.
Identify the circled valve
a)
Tricuspid
b)
Mitral
c)
Pulmonary
d)
Aortic
44.
Identify the circled valve
a)
Tricuspid
b)
Mitral
c)
Pulmonary
d)
Aortic
45.
Identify the circled valve
a)
Tricuspid
b)
Mitral
c)
Pulmonary
d)
Aortic
46.
The heart has ___ chambers.
a)
1
b)
2
c)
3
d)
4
47.

This part of the heart separates the left and right heart chambers.

a)

Mitral valve

b)

Septum

c)

Aortic valve

d)

Inferior vena cava

48.
The chewing and grinding of food into smaller pieces is an example of...
a)
Mechanical Digestion
b)
Chemical Digestion
49.
Bile is made by which digestive organ?
a)
Gallbladder
b)
Stomach
c)
Rectum
d)
Liver
50.
Which digestive organ makes digestive juices to help the small intestine absorb nutrients?
a)
Liver
b)
Gallbladder
c)
Pancreas
d)
Esophagus
51.
Nutrients from digested food are absorbed in which digestive organ?
a)
Small Intestine
b)
Stomach
c)
Large Intestine
d)
Gallbladder
52.

Number 4 is pointing to the....

a)

stomach

b)

Rectum

c)

Large Intestine

d)

Small intestine

53.

Number 5 is pointing to the...

a)

Liver

b)

mouth

c)

Pancreas

d)

Stomach

54.
Number 3 is pointing to the...
a)
Small intestine
b)
Rectum
c)
Large intestine
d)
Stomach
55.
Number 2 is pointing to the...
a)
Esophagus
b)
Stomach
c)
Small intestine
d)
Anus
56.
Which organ pushes food down to the stomach?
a)
Mouth
b)
Esophagus
c)
Rectum
d)
Large intestine
57.
As waste moves through the digestive system, the ______ absorbs water before storing waste in the rectum.
a)
Small intestine
b)
Stomach
c)
Esophagus
d)
Large intestine
58.

A short tube at the end of the large intestine that stores solid waste is the...

a)

stomach

b)

rectum

c)

liver

59.
Which is NOT a function of the Digestive System?
a)
To rid the body of solid waste
b)
Absorb nutrients for energy & growth
c)
Break down nutrients from food
d)
Pump blood around the body
60.
Gastric juices in the stomach digest food into a thick liquid.  This is...
a)
Mechanical digestion
b)
Chemical digestion
61.
Enzymes (chemicals) in your saliva help break down food while chewing.  This is...
a)
Mechanical digestion
b)
Chemical digestion
62.
Provides additional enzymes(pancreatic juice) to help nutrients get absorbed by the small intestine.
a)
liver
b)
kidneys
c)
gall bladder
d)
pancreas
63.
An organ of the digestive system that makes chemicals to help the body break down fats and rid itself of harmful substances.
a)
esophagus
b)
mouth
c)
liver
d)
stomach
64.
What enzyme is produced by this structure
a)
gastrin
b)
pepsin
c)
amylase
d)
bile
65.

What might happen if you had your pancreas removed?

a)

Your intestines might have trouble breaking down food

b)

Your stomach might have trouble producing hydrochloric acid

c)

You would not be able to chew properly

d)

You would have trouble producing saliva

66.
Which of the following are secondary organs of the digestive system? 
a)
liver, stomach, & esophagus
b)
pancreas, liver, and gall bladder
c)
liver, stomach, & intestines
d)
intestines, anus, and stomach
67.
Food does not pass through which of the following? 
a)
stomach
b)
liver
c)
esophagus
d)
mouth
68.
Small muscular pouch responsible for storing bile
a)
pancreas
b)
mechanical
c)
amylase
d)
gallbladder
69.

produces enzymes that break down food

a)

liver

b)

pancreas

c)

gall bladder

d)

stomach

70.
Bile is made by which digestive organ?
a)
Gallbladder
b)
Stomach
c)
Rectum
d)
Liver
71.

Which of the followings is the largest organ in the body?

a)

liver

b)

pancreas

c)

gall bladder

d)

stomach

72.

Which of the following is NOT a function of the liver?

a)

removing worn-out red blood cells

b)

storing glycogen

c)

producing insulin

d)

detoxifying blood

e)

secreting bile

73.

Because the pancreas secretes hormones as well as digestive enzymes, it is also part of the ____________ system.

a)

endocrine

b)

cardiovascular

c)

urinary

d)

lymphatic

74.

Which is NOT a digestive enzyme secreted by the pancreas?

a)

hydrochloric acid

b)

pancreatic lipase

c)

pancreatic amylase

d)

sodium bicarbonate

75.

Which of the following are considered "macronutrients"? (Check all that apply.)

a)

minerals

b)

carbohydrates

c)

vitamins

d)

proteins

e)

lipids

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