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Cardiovascular system

Total questions: 50

Worksheet time: 37mins

Name
Class
Date
1.
How many valves does  the heart have ? 
a)
7
b)
4
c)
3 
d)
2 
2.

What is this structure?

a)
Left atrium
b)
Right atrium
c)
Left ventricle
d)
Right ventricle
3.
Blood enters the right atrium through 
a)
pulmonary veins
b)
vena cavaes
c)
pulmonary arteries
d)
aorta
4.
Systolic pressure measures which of the following?
a)
atrial contraction
b)
atrial relaxation
c)
ventricular contraction
d)
ventricular relaxation
5.

What structure is this pointing to?

a)
Pulmonary veins
b)
Pulmonary artery
c)
Aorta
d)
Vena cava
6.
Which part of the heart pumps deoxygenated (oxygen-poor) blood?
a)
Left side
b)
Right side
c)
Top side
d)
Bottom side
7.
Which vessels carry blood to the heart?
a)
Veins
b)
Arteries
c)
Capillaries
8.
Which part of the heart pumps oxygenated blood?
a)
Left side
b)
Right side
c)
Top side
d)
Bottom side
9.
Which vessels carry blood away from the heart?
a)
Veins
b)
Arteries
c)
Capillaries
10.
What creates the "lub dub" heart sounds?
a)
Flow of blood
b)
Closing of valves
c)
Opening of valves
d)
Breathing
11.
_______ circulation takes blood from the heart to the lungs and back.
a)
Systemic
b)
Pulmonary
c)
Body
d)
Blood
12.
What is the name of the circulation between the heart and the body?
a)
Diastolic
b)
Systemic
c)
Pulmonary
d)
Coronary
13.
What is the name of the problem that causes a fatty build up in the walls of blood vessels?
a)
Atherosclerosis
b)
Heart failure
c)
Angina
d)
Stroke
14.
What is the another name for high blood pressure?
a)
Atherosclerosis
b)
Hypertension
c)
Heart attack
d)
Stroke
15.
What is the function of a valve?
a)
Helps blood to clot
b)
Keeps blood flowing in all directions
c)
Keeps blood flowing in one direction
d)
Stops blood from flowing
16.

What is a septum?

a)

tissue that separates the right side from the left side of the brain

b)

tissue that separates the right side from the left side of the lung

c)

tissue that separates the right side from the left side of the heart

d)

tissue that separates the right side from the left side of the veins

17.
Name the part of the heart with the arrow pointing. 
a)
right atrium
b)
right ventricle
c)
left ventricle
d)
left atrium
18.
The three types of blood vessels are
a)
capillaries, pulmonary veins and pulmonary arteries
b)
aorta, atria and ventricles
c)
arteries, veins and pulmonary veins
d)
arteries, veins, and capillaries
19.
The hearts main function is as a(n)   . . . 
a)
exchange system
b)
pump
c)
vessel
d)
mechanism for movement
20.
Diastolic pressure represents . . . 
a)
ventricular contract, top #
b)
ventricular contraction, bottom#
c)
ventricular relaxation, top #
d)
ventricular relaxation, bottom #
21.
The superior and inferior vena cava deliver deoxygenated blood to the  . . .
a)
Right atrium
b)
Right ventricle
c)
Left atrium
d)
Left ventricle
22.
The left and right pulmonary veins deliver oxygenated blood to the  . . .  
(Notice the highlighted word)
a)
Right atrium
b)
Right ventricle
c)
Left atrium
d)
Left ventricle
23.
The pulmonary artery takes deoxygenated blood away from the   . . .  
(Notice the highlighted word)
a)
Right atrium
b)
Right ventricle
c)
Left atrium
d)
Left ventricle
24.
The aorta takes oxygenated blood away from the   . . .  
a)
Right atrium
b)
Right ventricle
c)
Left atrium
d)
Left ventricle
25.
The left side of the heart pumps to the _______ and therefore is _______.  
a)
body, thinner
b)
lungs, thinner
c)
body, thicker
d)
lungs, thicker
26.
The right side of the heart pumps to the _______ and therefore is _______.  
a)
body, thinner
b)
lungs, thinner
c)
body, thicker
d)
lungs, thicker
27.
The word pulmonary means . . . 
a)
heart
b)
lung
c)
vessels
d)
exchange
28.
Arteries take blood away from the heart and  . . . 
a)
carry deoxygenated blood
b)
have thick muscular walls
c)
are thin-walled
d)
a, b, and c
29.
Veins return blood to the heart and tend to . . . 
a)
carry deoxygenated blood
b)
have valves
c)
are thin-walled
d)
a, b, and c
30.

An uncoordinated shuddering of the heart is the result of . . .

a)

Stroke

b)

Myocardial Infarction

c)

Fibrillation

d)

Hypertensive episode

31.

What is the largest artery in the body?

a)

aorta

b)

superior vena cava

c)

inferior vena cava

d)

coronary arteries

32.

Vessels that supply the heart tissue with oxygenated blood are called

a)

coronary arteries

b)

coronary veins

c)

coronary sinus

33.

The inner most layer of the heart is called the

a)

endocardium

b)

myocardium

c)

epicardium

d)

pericardium

34.

In cardiac tissue, cells are connected through

a)

intercalated disks

b)

striations

c)

actin

d)

myosin

35.

QRS on an EKG represents

a)

ventricles depolarizing

b)

ventricles repolarizing

c)

atria depolarizing

d)

atria polarizing

36.

Relaxation of the heart is

a)

diastole

b)

systole

37.

Which chemical slows down heart contractions?

a)

acetylcholine

b)

epinephrine

c)

glucagon

d)

digitalis

38.

artery --> arterioles --> capillaries --> ____ --> veins

a)

venules

b)

valves

c)

systemic circuit

d)

pulmonary circuit

39.

Which of the blood vessels is most elastic?

a)

arteries

b)

veins

c)

venules

d)

capillaries

40.

The first heart sound is a result of the AV valves ___ and the semilunar valves ____.

a)

closing; opening

b)

opening; closing

c)

closing; closing

d)

opening; opening

41.

The process of blood clotting results in

a)

restricting fluid loss

b)

regulating pH and ion concentrations

c)

defending against infection

d)

transporting

42.

What part of the red blood cell binds the oxygen?

a)

hemoglobin

b)

agglutinogens

c)

antigens

d)

cell membrane

43.

What hormone is released when oxygen levels are low?

a)

EPO (erythropoietin)

b)

acetylcholine

c)

epinephrine

d)

rhodopsin

44.

What is the innermost lining of the heart?

a)

endocardium

b)

pericardium

c)

myocardium

d)

epicardium

45.

What cavity surrounds the heart?

a)

pericardial

b)

visceral pericardium

c)

parietal pericardium

d)

pleural

46.

What marks the border between the atria and ventricles on the exterior of the heart?

a)

coronary sulcus

b)

anterior interventricular sulcus

c)

posterior interventricular sulcus

47.

Where are the cardiovascular pacemaker cells located?

a)

SA node

b)

AV node

c)

bundle branches

d)

Purkinje fibers

48.

A faster than normal heart rate is called

a)

tachycardia

b)

bradycardia

c)

fibrillation

d)

flutter

49.

What neurotransmitter decreases heart rate?

a)

acetylcholine

b)

norepinephrine

c)

ADH

d)

dopamine

50.

Which of the following is NOT a transport mechanism associated with the capillaries?

a)

active transport

b)

filtration

c)

osmosis

d)

diffusion

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