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Heart Structures/Blood Circulation

Total questions: 40

Worksheet time: 29mins

Name
Class
Date
1.
How many chambers does the heart have?
a)
1
b)
2
c)
3
d)
4
2.
These structures carry blood away from the heart.
a)
Blood cells
b)
Veins
c)
Capillaries
d)
Arteries
3.
These structures carry deoxygenated blood to the heart.
a)
Arteries
b)
Veins
c)
Capillaries
d)
Vena Cava
4.
The number of valves in the heart is
a)
1
b)
2
c)
3
d)
4
5.
The major blood vessel that carries oxygenated blood out of the heart is the
a)
left atrium
b)
right atrium
c)
aorta
d)
vena cava
6.

What is the arrow pointing to?

a)

pulmonary artery

b)

myocardium

c)

pulmonary vein

d)

aorta

7.

The heart is located in the ________ cavity

a)

Pleural

b)

Pericardial

c)

Abdominal

d)

Cranial

8.

Which artery takes blood from the heart to the lungs?

a)

Pulmonary Artery

b)

Coronary Artery

c)

Renal Artery

d)

Hepatic Artery

9.

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

a)
Right Atrium
b)
Right Ventricle
c)
Left Atrium
d)
Left Ventricle
10.

Receives oxygen-rich blood from the lungs following the pulmonary circuit

a)
Right Ventricle
b)
Left Ventricle
c)
Right Atrium
d)
Left Atrium
11.
Which organ passes oxygen to the blood?
a)
lungs
b)
pharynx
c)
bronchus
d)
diaphragm
12.
The left side of the heart pumps deoxygenated blood
a)
True
b)
False
13.

Which blood vessel carries the deoxygenated blood to the right atrium?

a)

Vena cava

b)

Pulmonary vein

c)

Pulmonary artery

d)

All of them

14.

Veins carry blood to your heart.

a)

True

b)

False

15.

In pulmonary circulation blood is taken from...

a)

the heart to the lungs, and back again.

b)

the heart to the rest of the body.

c)

the lungs to the rest of the body.

16.
Blood in the aorta is
a)
high in oxygen, low in carbon dioxide
b)
high in oxygen, high in carbon dioxide
c)
low in oxygen, low in carbon dioxide
d)
low in oxygen, high in carbon dioxide
17.
Identify the chambers of the heart.
a)Left Atrium
b)Right Atrium
c)Left Ventricle
d)Right Ventricle
1
2
3
4
1)
2)
3)
4)
18.
Identify the heart valves.
a)Tricuspid Valve
b)Pulmonary Valve
c)Mitral Valve
d)Aortic Valve
1
2
3
4
1)
2)
3)
4)
19.
Label the major blood vessels connected to the heart.
a)Aorta
b)Pulmonary Artery
c)Pulmonary Vein
d)Superior Vena Cava
e)Inferior Vena Cava
1
2
3
4
5
1)
2)
3)
4)
5)
20.

Put the structures in order for the systemic blood circuit starting with blood returning to the heart from the lungs via pulmonary veins.

a)

left atrium

b)

mitral (bicuspid) valve

c)

left ventricle

d)

aortic valve

e)

aorta

1)
2)
3)
4)
5)
21.

Put the structures in order for the pulmonary circuit starting with blood returning heart from the body via the superior and inferior vena cava.

a)

right atrium

b)

tricuspid valve

c)

right ventricle

d)

pulmonic valve

e)

pulmonary arteries

1)
2)
3)
4)
5)
22.
What creates the "lub dub" heart sounds?
a)
Flow of blood
b)
Closing of valves
c)
Opening of valves
d)
Breathing
23.
_______ circulation takes blood from the heart to the lungs and back.
a)
Systemic
b)
Pulmonary
c)
Body
d)
Blood
24.
What are tube-like structures that include the arteries, arterioles, capillaries, venules, and veins?
a)
Blood Vessels
b)
Lymph
c)
Glands
d)
Strep
25.

Which statement is true about systemic circulation in the cardiovascular system?

a)

Systemic circulation moves deoxygenated blood to the lungs through veins.

b)

Systemic circulation moves blood from the lower body to the upper body only.

c)

Systemic circulation is the transport of oxygenated blood to the body

d)

Systemic circulation includes pathways for transporting blood to and from the lungs for nutrient transport.

26.

When blood leaves this chamber of the heart, it heads to the lungs.

a)

Right ventricle

b)

Right atrium

c)

Left ventricle

d)

Left atrium

27.
Which part of the heart pumps deoxygenated (oxygen-poor) blood?
a)
Left side
b)
Right side
c)
Top side
d)
Bottom side
28.

Which of the following is referred to the pacemaker of the heart?

a)

Sinoatrial (SA) node

b)

Atrioventricular (AV) node

c)

Atrioventricular (AV) bundle

d)

Purkinje fibers

29.

Which of the following describes the P wave?

a)

atrial depolarizaation (contraction)

b)

ventricular depolarization (contraction)

c)

ventricular repolarization

d)

none of these

30.

Which of the following describes the T wave?

a)

atrial depolarization (contraction)

b)

ventricular depolarization (contraction)

c)

ventricular repolarization (recovery)

d)

none of these

31.

Which of the following describes the QRS wave?

a)

atrial depolarization (contraction)

b)

ventricular depolarization (contraction)

c)

ventricular repolarization

d)

none of these

32.
An electrocardiogram measures what?
a)
The amount of pressure exerted on blood vessels.
b)
The electrical activity of the heart.
c)
How many times the heart contracts over time.
d)
The body's temperature caused by friction of blood in vessel.
33.
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
34.
What fibres allow the ventricles to contract?
a)

SA

b)

AV

c)

Purkinje

d)

Bundle branches

35.

Reorder the sequence of the structures in the cardiac cycle.

a)

SA node

b)

AV node

c)

AV bundle

d)

bundle branches

e)

purkinjie fibers

1)
2)
3)
4)
5)
36.

abnormally high heart rate over 100bpm

a)

atherosclerosis

b)

tachycardia

c)

myocardial infarction

d)

bradycardia

37.

abnormally low heart rate below 60bpm

a)

tachycardia

b)

atherosclerosis

c)

bradycardia

d)

murmur

38.

Match the following:

a)

between the right ventricle and the pulmonary artery

1.

pulmonary valve

b)

between the left atrium and the left ventricle

2.

bicuspid valve

c)

between the left ventricle and the aorta

3.

aortic valve

d)

between the right atrium and the right ventricle

4.

tricuspid valve

39.

Responsible for distributing electrical impulses throughout the heart.

a)

Aorta

b)

AV node

c)

Inferior vena cava

d)

Left atrium

40.

___________ are the smallest blood vessels with the ____________ walls in order to maximize diffusion of nutrients in and out of the interstitial fluid.

a)

capillaries; thickest

b)

capillaries; thinnest

c)

veins; thinner

d)

arteries; thickest

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