Test-Circulatory system

Question 1

#5
When the ventricles contract, blood is pumped\_\_?

Answer 1

Out of the heart

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Question 2

#10
Which component of blood is 90 percent water?

Answer 2

Plasma

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Question 3

#17
Place the following events in sequence. A)The atria begins to fill with blood, B)The valve between the ventricles and atria close, C)Blood is pushed out of the heart

Answer 3

A,B,C

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Question 4

#18
Through which type of circulation does blood flow to your hands and feet?

Answer 4

Systemic

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Question 5

#19
Which chamber of the heart pumps oxygen-poor blood to the lungs?

Answer 5

Right Ventricle

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Question 6

#21
How does pulmonary circulation differ from systemic circulation?

Answer 6

Simic circulation occurs throughout the body, pulmonary circulation occurs in the heart and lungs
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Question 7

#22
What type of tissue in the heart pumps blood throughout the body?

Answer 7

Muscle Tissue

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Question 8

#26
Through which type of circulation does blood flow from your heart to your lungs and back.

Answer 8

Pulmonary

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Question 9

#28
Is the function of the group of cells in the heart called the pacemaker?

Answer 9

And out signals to make the heart muscles contract

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Question 10

#31
What is NOT a function of the cardiovascular?

Answer 10

Produce blood cells

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Question 11

#35
What can you infer from the fact that your heart beat faster when you exercise?

Answer 11

When you exercise your muscles need more oxygen

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Question 12

#36
What causes blood pressure?

Answer 12

The force with which the ventricles contract

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Question 13

#40
The two lower chambers of the heart are called the atria?

Answer 13

False, Ventricles

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Question 14

#42
Blood flows from the heart to the body through veins.

Answer 14

False, Arteries

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Question 15

#43
The force with which the \_\_\_\_\_\_ contract causes blood pressure

Answer 15

Ventricles

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Question 16

#45
What is pumped through blood vessels by the action organ known as the\_\_\_\_?

Answer 16

Heart

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Question 17

#47
Fluid from the blood that enters lymphatic vessels is know as\_\_?

Answer 17

Lymph

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Question 18

#48
Blood returns to the heart from the body through the bigger blood vessels called\_\_?

Answer 18

Veins cava

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Question 19

#49
Blood that is rich in oxygen leaves the heart through the blood vessel known as the\_\_\_?

Answer 19

Aorta

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Question 20

#52
The group of cells called the \_\_\_\_\_ regulates the rate at which the heart beats.

Answer 20

Pacemaker

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Question 21

#55
Substances are exchanged between the blood and body cells in the blood vessels know as \_\_\_?

Answer 21

Capillaries

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Question 22

56

Which numbers are the pulmonary arteries?
Which are the pulmonary veins?

Answer 22

A=2, 11
V=13, 12
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Question 23

#57
Which numbers indicate atria?

Answer 23

1 and 10

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Question 24

#58
Which numbers represent ventricles?

Answer 24

7 and 8

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Question 25

#60
Identify structure B. What are the blood vessels called that lead into B? What is its level of oxygen content?

Answer 25

Left Atria, pulmonary veins, high in oxygen

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Question 26

#62
Identify structure G. Give the letter and name of the structure into which blood flows after leaving G.

Answer 26

G is the right atrium. After leaving G blood flows into F, the right ventricle.
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Question 27

#64
Identify the structure labeled D. When blood enters structure D, is the blood low in oxygen or high in oxygen. Explain

Answer 27

D is the left ventricle. Blood entering the left ventricle is high in oxygen, because it has just come from the left atrium, which receives oxygen rich blood from the lungs.
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Question 28

#65
Identify the structure labeled E. what would happen to a person who had a hole in this structure.

Answer 28

Structure E is the septum. A hole In the septum would allow oxygen-poor blood to mix with oxygen-rich blood. As a result, less oxygen would go to the body cells.
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