Soc 15: The Structure of the Heart

Question 1

VO2 max

Answer 1

The volume of oxygen an athlete can consume while exercising at maximum capacity

Question 2

Cusp

Answer 2

A triangular fold or flap of heart valvee

Question 3

Pulmonary

Answer 3

To do with he lungs

Question 4

Vein

Answer 4

Tube that carries blood back to the heart

Question 5

Artery

Answer 5

A muscular tube that carries blood away from the heart

Question 6

Vena Cava

Answer 6

Large vein bringing deoxygenated blood into the heart

Question 7

Venous

Answer 7

To do with the vein

Question 8

Oxygen debt

Answer 8

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

Question 9

Anaerobic exercise

Answer 9

Working at a high intensity level without oxygen for energy production

Question 10

Inspiration

Answer 10

Breathing in

Question 11

Expiration

Answer 11

Breathing out

Question 12

Systole

Answer 12

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

Question 13

Diastole

Answer 13

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

Question 14

Blood Pressure

Answer 14

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

Question 15

Vasodilation

Answer 15

When the veins swell up or dilate; widening the internal diameter (lumen) of the blood vessel to allow increased blood flow

Question 16

Vasoconstriction

Answer 16

When veins shrink down; narrowing the internal diameter (lumen) of the blood vessel to decrease blood flow

Question 17

Vascular shunting

Answer 17

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

Question 18

Immune system

Answer 18

The structures and process in your body that stops disease

Question 19

Thrombokinase

Answer 19

Substance involved in blood clotting

Question 20

Serotonin

Answer 20

Hormone that triggers the clotting process

Question 21

Plasma

Answer 21

The fluid part of blood

Question 22

Cardio-respiratory system

Answer 22

The interaction of the heart and lungs to supply oxygen to muscles during exercisd

Question 23

Cardiovascular

Answer 23

To do with the heart, blood and blood vessels together

Question 24

Erythrocytes

Answer 24

A red blood cell

Question 25

Haemoglobin

Answer 25

A red protein in the blood that transports oxygen

Question 26

Anaemia

Answer 26

A condition where there is a lack of red blood cells or haemoglobin in the blood

Question 27

Leukocyte

Answer 27

White blood cell

Question 28

Pathogen

Answer 28

An agent that causes disease, such as virus

Question 29

Antibody

Answer 29

Chemical that destroys a pathogen

Question 30

Respiration

Answer 30

The movement of the air from outside of the body into the cells within the tissues

Question 31

Diaphragm

Answer 31

The primary muscle used in the process of inspiration or inhalation. A dome-shaped sheet of muscle that separates the chest from the rest of the body cavity

Question 32

Trachea

Answer 32

The tube that takes air into the chest, also known as the wind pipe

Question 33

Bronchus

Answer 33

Tube along which air passes from the trachea into the lungs

Question 34

Bronchioles

Answer 34

Smaller branches coming of the bronchi

Question 35

Alveoli

Answer 35

Tiny sacs at the end of the bronchioles where gas exchange takes place

Question 36

Haemoglobin

Answer 36

A type of protein found in every red blood cell

Question 37

Gaseous exchange

Answer 37

The delivery of oxygen from the lungs to the bloodstream and the removal of carbon dioxide from the tissues

Question 38

Capillaries

Answer 38

Distributes blood with in the organs

Question 39

What is the aorta

Answer 39

The main artery that carries blood away from the heart to the rest of the body

Question 40

Function of the left atrium

Answer 40

Receives blood straight from the lungs (oxygenated) which empties into the left ventricle

Question 41

Function of left ventricle

Answer 41

Pumps oxygenated blood through aortic valve to the rest of the body

Question 42

Function of the right ventricle

Answer 42

Passes blood to the pulmonary artery which sends the blood to the lungs to pick up oxygen

Question 43

Function of the right atrium

Answer 43

Receives deoxygenated blood from the rest of the body then empties into the right ventricle.

Question 44

Pulmonary valve

Answer 44

Acts as a one way door between the pulmonary artery and the right ventricle

Question 45

Pulmonary artery

Answer 45

Carries blood from the right side of the heart to the lungs to get oxygenated

Question 46

Bicuspid valve

Answer 46

Allows blood to flow from the left ventricle to the aorta with any back flow of blood

Question 47

Function of the tricuspid valve

Answer 47

Opens to Allows blood to flow from right atrium to ventricle and when the ventricle contract they close to prevent any back flow of blood