Soc. 15-17

Question 1

VO2 max

Answer 1

• the volume of oxygen an athlete can consume while exercising at max capacity

Question 2

What type of pump is the heart?

Answer 2

• a double pump

Question 3

The right side of the heart …

Answer 3

• pumps deoxygenated blood to the lungs

Question 4

The left side of the heart…

Answer 4

pumps oxygenated blood to the rest of the body

Question 5

What do arteries do?

Answer 5

• carry blood away from the heart, the aorta is the largest artery

Question 6

What do veins do?

Answer 6

• veins carry blood back to the heart, the vena cava is the largest vein

Question 7

The pulmonary artery

Answer 7

• the only artery that carries deoxygenated blood

Question 8

What do the two atria’s do?

Answer 8

collect blood as it comes into the heart

Question 9

What do the two ventricles do?

Answer 9

• pump blood out of the heart

Question 10

Valves

Answer 10

between the atria to stop backflow of blood

Question 11

Septum

Answer 11

divides the heart into two halves

Question 12

Vena cava

Answer 12

brings deoxygenated blood from the body into the right atrium

Question 13

Tricuspid valve

Answer 13

where the venous blood passes from the right atrium to the right ventricle

Question 14

Biscupid valve

Answer 14

where the oxygenated blood passes through to the left ventricle

Question 15

Cusp

Answer 15

a triangular fold or flap of a heart valve

Question 16

Systole

Answer 16

The phase of the heartbeat when the heart muscle contracts and pumps blood from the chambers into the arteries

Question 17

Diastole

Answer 17

The phase of the heartbeat when the heart muscle relaxes and lets the chambers fill with blood

Question 18

Blood pressure

Answer 18

Pressure of blood against the walls of the blood vessels, especially the arteries

Question 19

Inspiration

Answer 19

Breathing in

Question 20

Expiration

Answer 20

Breathing out

Question 21

Oxygen debt

Answer 21

The amount of oxygen needed at the end of a physical activity to break down any lactic acid

Question 22

Erythrocyte

Answer 22

Red blood cell

Question 23

Leukocyte

Answer 23

White blood cell

Question 24

Pathogen

Answer 24

An agent that causes disease

Question 25

Antibody

Answer 25

Chemical that destroys a pathogen

Question 26

Seretonin

Answer 26

Hormone that triggers the clotting process

Question 27

Vascular shunting

Answer 27

Process that increases blood flow to active areas during exercising by diverting blood away from inactive areas; achieved by vasodilation and vasoconstriction

Question 28

Vasodilation

Answer 28

Increasing the diameter of blood vessels to increase blood flow to tissues

Question 29

Vasconstriction

Answer 29

Reducing the diameter of blood vessels to reduce blood flow to tissues