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Cardiovascular Organ System.

Total questions: 37

Worksheet time: 23mins

Name
Class
Date
1.

Blood vessels that carry blood away from the heart are called

a)

capillaries

b)

veins

c)

arteries

d)

excretory blood vessels

2.

Blood vessels that bring blood back to the heart are called

a)

capillaries

b)

veins

c)

arteries

d)

vessels

3.

The smallest blood vessels of the body where gas and nutrient exchange takes place are called

a)

capillaries

b)

veins

c)

arteries

d)

arterioles and venules

4.

Which of the following types of blood vessels have well developed smooth muscle layer?

a)

arteries

b)

veins

c)

capillariess

5.

Which of the following types of blood vessels have valves?

a)

arteries

b)

veins

c)

capillaries

6.

The top two smaller chambers of the heart are called

a)

atria

b)

ventricles

c)

topicals

d)

bottomicals

7.

The large veins that drains deoxygenated blood from the head, neck, shoulders and arms into the right atrium is called

a)

inferior vena cava

b)

aorta

c)

superior vena cava

d)

pulmonary veins

e)

aorta

8.

The large vein that drains deoxygenated blood from the torso and legs into the right atrium is called

a)

inferior vena cava

b)

pulmonary artery

c)

superior vena cava

d)

pulmonary veins

e)

aorta

9.

The blood vessel that takes deoxygenated blood from the right ventricle to the lungs is called

a)

inferior vena cava

b)

pulmonary artery

c)

superior vena cava

d)

pulmonary veins

e)

aorta

10.

The four veins that bring oxygenated blood from the lungs into the left atrium are called

a)

superior vena cava

b)

pulmonary artery

c)

inferior vena cava

d)

pulmonary veins

e)

aorta

11.

The heart has _________ valves

a)

4

b)

6

c)

8

d)

2

12.

Heart valves located between the ventricles and the blood vessels connected to them are called

a)

atrioventricular valves

b)

semilunar valves

c)

ventricular valves

d)

peripheral valves

13.

The ability of individual heart muscle cells to contract independently is called

a)

independency

b)

automaticity

c)

contractility

d)

autoability

14.
Which of the following delivers oxygen to cells?
a)
Red Blood cells
b)
White blood cells
c)
Platelets
d)
Plasma
15.
Which of the following are the blood vessels that have the thickest walls?
a)
Veins
b)
Arteries
c)
Cappillaries
16.
Which of the following are the blood vessels that have a wall that is 1 cell thick?
a)
Veins
b)
Arteries
c)
Cappillaries
17.
What is the name of the part labelled 3?
a)
Right Atrium
b)
Left Atrium
c)
Right Ventricle
d)
Left Ventricle
18.
Blood enters the heart at the ....
a)
Right Atrium
b)
Left Atrium
c)
Right Ventricle
d)
Left Ventricle
19.
What is the name of the part labelled 2?
a)
Right Atrium
b)
Left Atrium
c)
Right Ventricle
d)
Left Ventricle
20.
What is the name of the part labelled 4?
a)
Right Atrium
b)
Left Atrium
c)
Right Ventricle
d)
Left Ventricle
21.
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
22.
Which part of the heart pumps deoxygenated (oxygen-poor) blood?
a)
Left side
b)
Right side
c)
Top side
d)
Bottom side
23.
A blood vessel that carries blood back to the heart.
a)
Cardiovascular System
b)
Heart
c)
Vein
d)
Artery
24.
What is the main organ in the circulatory system?
a)
vein
b)
lung
c)
heart
d)
aorta 
25.
The circulatory system works with the ___________ system to provide our body with oxygen.
a)
respiratory
b)
digestive
c)
muscular
d)
skeletal
26.
Identify
a)
Left atrium
b)
Right atrium
c)
Left ventricle
d)
Right ventricle
27.
Identify
a)
Pulmonary veins
b)
Pulmonary artery
c)
Aorta
d)
Vena cava
28.
Identify
a)
Pulmonary veins
b)
Pulmonary artery
c)
Aorta
d)
Vena cava
29.
Identify
a)
Left atrium
b)
Right atrium
c)
Left ventricle
d)
Right ventricle
30.
Identify
a)
Left atrium
b)
Right atrium
c)
Left ventricle
d)
Right ventricle
31.
Identify the circled valve
a)
Tricuspid
b)
Mitral
c)
Pulmonary
d)
Aortic
32.
The __________ is a wall of muscle that divides the right and left halves of the heart.
a)
Atrioventrucular Valve
b)
Semilunar Valve
c)
Septum
d)
Diaphragm
33.
Identify the circled valve
a)
Tricuspid
b)
Mitral
c)
Pulmonary
d)
Aortic
34.
As a venous pathway moves closer to the heart, the veins
a)
get smaller
b)
get larger
c)
do not change in size
d)
watch netflix
35.
What part of blood is responsible for carrying oxygen and carbon dioxide to body cells?
a)
Red Blood Cells
b)
White Blood Cells
c)
Platelets
d)
Plasma
36.
1. Where is blood made?
a)
Compact Bone
b)
Spongy Bone
c)
Bone Marrow
37.
3. What is Plasma made mostly of?
a)
Mostly Red blood cells
b)
Mostly water
c)
Mostly white blood cells

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