Test-cardiovascular System

Question 1

.1 what happens after old blood that has already circulated through the body moves into the heart?

Answer 1

The old blood travels to the lungs for more oxygen. Pg 77

Question 2

5. When the ventricles contract blood is pumped where?

Answer 2

Out of the heart pg. 75

Question 3

6. What role does your brain play in the circulation of blood through your body?

Answer 3

It signals the heart to beat pg. 75

Question 4

7. What type of muscles tissue is found in the heart and pumps blood throughout the body?

Answer 4

Cardiac muscle tissue pg. 75

Question 5

10. What component of blood is 90 percent water?

Answer 5

Plasma pg. 77

Question 6

When blood flows into the right atrium from the body it contains ?

Answer 6

Little oxygen and a lot of carbon dioxide pg. 75

Question 7

Out this in order , A the atria begins to fill with blood, B the valve between the ventricle and atria close, C blood is pushed out of the heart.

Answer 7

A. B. C pg. 74

Question 8

Through witch type of circulation does blood flow through your hands and feet?

Answer 8

Pulmonary pg. 74

Question 9

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

Answer 9

Right ventricle pg. 73

Question 10

What does blood vessel allow diffusion to occur?

Answer 10

Capillaries pg. 75

Question 11

What can you infer from the fact that your heart beats faster when you excessive ?

Answer 11

When you excercise, your muscles need more oxygen pg.75

Question 12

What causes blood pressure ?

Answer 12

The force with which the ventricles contract pg. 74

Question 13

The cardiovascular system consists of the heart blood vessels lymph. True or False

Answer 13

False, blood pg.75

Question 14

The left ventricle pumps blood through the lungs. true of false

Answer 14

False right pg.74

Question 15

The two lower chambers of the heart are called atria. True or false

Answer 15

False ventricles pg?73

Question 16

As blood moves away from the heart blood pressure increases. True or false

Answer 16

False decreases pg.75

Question 17

The force with which the ________ contracts causes blood pressure.

Answer 17

Ventricle or heart pg. 77

Question 18

Blood is pumped through blood vessels by the action of the organ known as the _________

Answer 18

Heart pg.74

Question 19

Blood that contains large amounts of carbon dioxide flows from the body into the ___________ atrium of the heart

Answer 19

Right pg.76

Question 20

Blood that is rich in oxygen leaves the heart through the blood vessel known as the

Answer 20

Aorta pg. 73

Question 21

The circulatory system carries the needed materials oxygen and ___________to the body cells

Answer 21

Glucose, nutrients pg. 75

Question 22

Cardiovascular health can be maintained by strengthening the heart muscles through regular _____

Answer 22

Exercise pg.75

Question 23

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

Answer 23

Arteries 2,11 veins, 13’ 12pg.73

Question 24

What are blood vessels called that lead into the left atrium. What is the level of oxygen content

Answer 24

The left atrium is structure b pulmonary veins high oxygen pg.73

Question 25

What is the structure labeled C? What is its function

Answer 25

C is the valve hat separates the left atrium from the left ventricle . It functions to prevent blood from flowing backward from the ventricle to the atrium pg. 73