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Lab 4 & Lab 5:Circulatory System

Total questions: 22

Worksheet time: 11mins

Name
Class
Date
1.

What is the main organ of the circulatory system?

a)

small intestine

b)

bone

c)

lungs

d)

heart

2.

Arteries carry oxygen rich blood away from the heart.

a)

True

b)

False

3.

Veins carry oxygen poor blood back to the heart.

a)

False

b)

True

4.
The main function of the circulatory system is 
a)
To give the body structure and support
b)
Excrete waste
c)
transport blood, nutrients, and gases throughout the body
d)
to transport messages from the body to the brain
5.
Identify
a)
Left atrium
b)
Right atrium
c)
Left ventricle
d)
Right ventricle
6.
Identify
a)
Pulmonary veins
b)
Pulmonary artery
c)
Aorta
d)
Vena cava
7.
Identify
a)
Left atrium
b)
Right atrium
c)
Left ventricle
d)
Right ventricle
8.
Identify
a)
Left atrium
b)
Right atrium
c)
Left ventricle
d)
Right ventricle
9.
Identify
a)
Left atrium
b)
Right atrium
c)
Left ventricle
d)
Right ventricle
10.
This chamber of the heart RECEIVES blood returning from the body
a)
Right Atrium
b)
Right Ventricle
c)
Left Atrium
d)
Left Ventricle
11.

This chamber of the heart RECEIVES oxygen rich blood back from the lungs

a)

Right Atrium

b)

Left Atrium

c)

Right Ventricle

d)

Left Ventricle

12.

This chamber of the heart pumps the blood from the heart to the lungs through the pulmonary artery

a)

Right Atrium

b)

Left Atrium

c)

Right Ventricle

d)

Left Ventricle

13.

This chamber of the heart pumps the blood back out to the body cells through the Aorta

a)

Right Atrium

b)

Left Atrium

c)

Right Ventricle

d)

Left Ventricle

14.

____ % of your blood is plasma, 1% is WBC + Platelets, and ____ % is Red Blood Cells.

a)

30; 70

b)

60;40

c)

55; 45

d)

20; 80

15.

After passing through the right atrium --> Tricuspid Valve --> right ventricle. Then, blood goes through the __________ valve.

a)

Tricuspid

b)

Bicuspid

c)

Aortic Semilunar

d)

Pulmonary Semilunar

16.

Deoxygenated blood exits the heart through the _______ and goes to the lungs

a)

Aorta

b)

Pulmonary vein

c)

Pulmonary artery

d)

Vena cava

17.

The relaxing of the heart is known as

a)

Diastole

b)

Systole

c)

Heart Rate

d)

Cardiac Arrest

18.

What causes atherosclerosis?

a)

thickening of vessels' wall

b)

an increase in blood viscosity

c)

accumulation of fatty materials

d)

an increase in blood volume

19.

The ____________ carries blood throughout the body;

the ____________ carries blood only to and from the

lungs.

a)

systemic circuit; pulmonary circuit

b)

pulmonary circuit; systemic circuit

c)

venous circulation; arterial circulation

d)

arterial circulation; venous circulation

20.

What is the structure labelled 6?

a)

Pulmonary artery

b)

Pulmonary vein

c)

Vena cava

d)

Aorta

21.

What is the function of structure labelled 5?

a)

carry deoxygenated blood to the lungs

b)

carry oxygenated blood to all parts of the body

c)

carry deoxygenated blood from all parts of the body to the heart

d)

carry oxygenated blood from the lungs

22.
What does letter B represent?
a)
aorta
b)
superior vena cava
c)
inferior vena cava
d)
right pulmonary artery