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Cardiovascular System

Total questions: 65

Worksheet time: 1hrs 18mins

Name
Class
Date
1.

Which blood vessels carry blood to the heart?

a)

capiliaries

b)

veins

c)

arteries

d)

arterioles

2.

Which blood vessels carry blood away from the heart?

a)

capillaries

b)

veins

c)

arteries

d)

venules

3.
What do capillaries, the smallest blood vessels, do?
a)
Whatever they want.
b)
exchange phone numbers with other cells so they can snap chat
c)
exchange nutrients and oxygen for waste 
d)
break down foods
4.
What is the largest artery in the body?
a)
femoral artery
b)
brachial artery
c)
carotid artery
d)
aorta
5.
Where does the blood go after it goes into the pulmonary arteries?
a)
lungs
b)
heart
c)
head
d)
hands
6.
5?
a)
Aorta
b)
Pulmonary Valve
c)
Atrium
d)
Ventricle
7.
2?
a)
Right Atrium
b)
Right Ventricle
c)
Left Atrium
d)
Left Ventricle
8.
1?
a)
Right Ventricle
b)
Right Pulmonary Vein
c)
Superior Vena Cava
d)
Inferior Vena Cava
9.
8?
a)
Left Atrium
b)
Left Pulmonary Arteries
c)
Left Pulmonary Veins
d)
Left Ventricle
10.
3?
a)
Superior Vena Cava
b)
Right Pulmonary Vein
c)
Right Ventricle
d)
Right Atrium
11.
4?
a)
Superior Vena Cava
b)
Right Pulmonary Artery
c)
Right Pulmonary Vein
d)
Inferior Vena Cava
12.
6?
a)
Left Ventricle
b)
Left Pulmonary Artery
c)
Left Pulmonary Vein
d)
Aorta
13.
7?
a)
Left Atrum
b)
Left Ventricle
c)
Mitrial Valve
d)
Aortic Valve
14.
9?
a)
Left Ventricle
b)
Left Atrium
c)
Left Pulmonary Vein
d)
Left Pulmonary Artery
15.
12?
a)
Tricuspid Valve
b)
Mitrial Valve
c)
Aortic Valve
d)
Pulmonary Valve
16.
4?
a)
Tricuspid Valve
b)
Mitrial Valve
c)
Aortic Valve
d)
Pulmonary Valve
17.
n?
a)
Mitrial Valve
b)
Tricuspid Valve
c)
Aortic Valve
d)
Pulmonary Valve
18.

Receives blood from the body that is low in oxygen and high in carbon dioxide

a)

Right Atrium

b)

Right Ventricle

c)

Left Atrium

d)

Left Ventricle

19.

Prevents oxygen-rich and oxygen-poor blood from mixing in the heart

a)

Aorta

b)

Atrium

c)

Valve

d)

Septum

20.

A flap of tissue that prevents blood from flowing backward

a)

Aorta

b)

Atrium

c)

Septum

d)

Valve

21.

Carries the blood from the ventricle to the body

a)

Aorta

b)

Atrium

c)

Valve

d)

Septum

22.

Which type of blood vessel has valves to prevent backflow of blood?

a)

veins

b)

arteries

c)

capillaries

d)

All blood vessels have valves to prevent backflow of blood.

23.
Vessels that send blood away from the heart are called
a)
arteries
b)
veins
c)
capillaries
d)
muscles
24.

The beating sound your heart makes comes from:

a)

A nearby drummer.

b)

Your foot steps/

c)

Brain waves.

d)

Valves closing

25.

About how large is the human heart?

a)

the size of an onion

b)

the size of a fist

c)

4.5 pounds

26.
Build up of plaque causing the narrowing of the walls of the arteries of the heart. 
a)
Atherosclerosis
b)
Arrhythmia
c)
Stroke
27.
How many chambers does the heart have ? 
a)
4
b)
6
c)
3
d)
1
28.
What type of muscle do you find in the heart?
a)
smooth muscle
b)
Skeletal muscle
c)
cardiac muscle
29.

The term that means inflammation of the sac surrounding the heart is

a. endocarditis

b. pericarditis

c. myocarditis

d. angiocarditis

a)

a

b)

b

c)

c

d)

d

30.
The condition that reduces the flow of blood through the coronary arteries to the myocardium and is a common cause of heart failure or myocardial infarction is called
   a. arrhythmia
 b. acute coronary syndrome
 c. heart failure
 d. coronary artery disease    
a)
a
b)
b
c)
c
d)
d
31.
The largest artery in the body
a)
Aorta
b)
Superior Vena Cava
c)
Inferior Vena Cava
d)
Pulmonary Artery
32.
The three layers of the heart are as follows:
a)
Myocardium,pericardium,endocardium
b)
Myocardium,epicardium,endocardium
c)
Myocardium,endocarditis,endocardium
d)
Myocardium,exocardium,pericardium
33.
This is the thickest layer of the heart
a)
Pericardium
b)
Endocardium
c)
Myocardium
d)
Epicardium
34.
The smooth layer that lines the inside of the heart
a)
Endocardium
b)
Pericardium
c)
Myocardium
d)
None of the Above
35.
Double membrane sac that covers the outside of the heart
a)
Pericardium
b)
Myocardium
c)
Endocardium
d)
All of the above
36.
The flow of blood between the heart and cells of body
a)
Systemic circulation
b)
Pulmonary circulation
c)
Oxygenated blood
d)
Deoxygenated blood
37.
The flow of blood between the heart and the lungs
a)
systemic circulation
b)
oxygenated circulation
c)
Pulmonary circulation
d)
none of the above
38.

What is the largest vein in the body?

a)

Septum

b)

Aorta

c)

Capillaries

d)

Vena cava

39.

Why does the blood turn dark red as it circulates through the body?

a)

Because the heart is pumping blood to the brain

b)

Because Oxygen is replaced with Carbon Dioxide

c)

Because there are no platelets

d)

Because Carbon Monoxide is replaced with Oxygen

40.
 This triggers contraction in the ventricle:
a)
SA node
b)
AV node
c)
QT node
d)
AV Bundles
41.
What is going on in the heart during the P wave?
a)
SA node triggers depolarization in atria
b)
AV node triggers depolarization in ventricle, the main pumpung action
c)
Delay caused by the SA node
d)
Repolarization of the ventricle 
42.
What is going on in the heart during the T-wave?
a)
SA node triggers depolarization in atria
b)
AV node triggers depolarization in ventricle, the main pumpung action
c)
Delay caused by the SA node
d)
Repolarization of the ventricle 
43.
The QRS wave correlates with which event?
a)
atrium contraction /signals moving from SA node to AV node
b)
ventricle contraction
c)
ventricle repolarization
d)
both atrial and ventricle contraction
44.

The place where the electrical current starts, and which is considered the heart's pacemaker, is the...

a)

sinoatrial node

b)

right atrium

c)

atrioventricular node

d)

left ventricle

45.
One complete heartbeat
a)
ECG
b)
systole
c)
diastole
d)
cardiac cycle
46.
A recording of electrical changes that occur during the cardiac cycle
a)
blood pressure reading
b)
ECG
c)
QRS wave
d)
t Wave
47.

The prefix in the word epicardium means

a)

heart

b)

within

c)

structure

d)

above, upon

e)

around

48.

The word bradycardia means

a)

bundle branch block

b)

heart attack

c)

dysrhythmia

d)

slow heart rate

e)

rapid heart rate

49.

The suffix in the word cardiomegaly means

a)

heart

b)

incision

c)

repair

d)

excision

e)

enlargement

50.

The area between the lungs that contains the heart, aorta, venae cavae, esophagus, and trachea is known as the

a)

mediastinum

b)

sternum

c)

septum

d)

myocardium

e)

intercostal space

51.

The suffix in the word myocardium means

a)

pertaining to

b)

structure

c)

heart

d)

muscle

e)

middle

52.

The contraction of the heart muscle is called

a)

diastole

b)

asystole

c)

bruit

d)

systole

e)

sinus rhythm

53.

The root in the word sublingual means

a)

tongue

b)

under

c)

pertaining to

d)

cheek

e)

above

54.

Deoxygenated blood enters the heart from the body through what structure?

a)

Coronary artery

b)

Pulmonary vein

c)

Superior and inferior vena cavae

d)

Aorta

55.

Blood leaves the left atrium through what valve?

a)

Bicuspid valve

b)

Tricuspid valve

c)

Aortic valve

d)

Pulmonary valve

56.

Which chambers in the heart pump blood?

a)

Atria

b)

Ventricles

c)

Auricles

d)

None of these are correct.

57.

What are the most common anastomoses?

a)

Arteriovenous anastamoses

b)

Arterial anastamoses

c)

Venous anastomoses

d)

None of these are correct.

58.

Which of the following terms means vein?

a)

vas/o

b)

vascul/o

c)

ven/o

d)

None of these terms mean vein.

59.

What is the function of capillaries?

a)

Carry blood away from the heart

b)

Carry blood toward the heart

c)

Exchange fluids and other materials between the tissues and the blood

d)

All of these are functions of capillaries.

60.

What structure returns blood from the lungs to the heart?

a)

Pulmonary arteries

b)

Pulmonary valve

c)

Pulmonary trunk

d)

Pulmonary veins

61.

In pulmonary circulation, what happens to CO2 and O2 in the blood?

a)

Both CO2 and O2 are unloaded.

b)

CO2 is unloaded and O2 is loaded.

c)

CO2 is loaded and O2 is unloaded.

d)

Both CO2 and O2 are loaded.

62.

A heartbeat is started by what structure?

a)

Atrioventricular node

b)

Atrioventricular bundle

c)

Purkinje fibers

d)

Sinoatrial node

63.

What structure marks the separation of the atria from the ventricles?

a)

Interventricular septum

b)

Coronary sulcus

c)

Anterior interventricular sulcus

d)

Interatrial sulcus

64.

What type of artery carries blood away from the heart?

a)

Conducting

b)

Distributing

c)

Resistance

d)

None of these are correct.

65.

Blood enters into what structure when it returns to the heart from the lungs?

a)

Right atrium

b)

Left atrium

c)

Right ventricle

d)

Left ventricle

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