Cardio, Circulatory and Respiratory Systems.

Question 1

Cardio-Respiratory System

Answer 1

Interaction of the heart and lungs to supply oxygen to muscles during exercise.

Question 2

Cardiovascular

Answer 2

To do with the heart, blood and blood vessels working together.

Question 3

Vasodilation

Answer 3

When veins dilate, widening of the internal diameter of the blood vessel to allow increased blood flow.

Question 4

Vasoconstriction

Answer 4

When veins shrink down, narrowing of the internal diameter of the blood vessel to decrease blood flow.

Question 5

V02 Max

Answer 5

Volume of oxygen an athlete can consume while exercising a maximum capacity.

Question 6

Cusp

Answer 6

A triangular fold or flap of heart valve.

Question 7

Pulmonary

Answer 7

To do with the the lungs.

Question 8

Vein

Answer 8

Tube that carries blood back to the heart.

Question 9

Artery

Answer 9

A muscular tube that carries blood away from the heart.

Question 10

Vena Cava

Answer 10

Lathe vein bringing deoxygenated blood to the heart.

Question 11

Venous

Answer 11

To do with the veins.

Question 12

Systole

Answer 12

Phase of heartbeat when the heart muscle contracts and pumps blood from the chambers to the blood.

Question 13

Diastole

Answer 13

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

Question 14

Systolic

Answer 14

Top Number on a blood pressure reader.

Question 15

Diastolic

Answer 15

Bottom number on a blood pressure reader.

Question 16

Blood Pressure

Answer 16

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

Question 17

Inspiration

Answer 17

Breathing in.

Question 18

Expiration

Answer 18

Breathing out.

Question 19

Erythrocyte

Answer 19

Red blood cell.

Question 20

Haemoglobin

Answer 20

A red protein in the blood that transports oxygen.

Question 21

Anaemia

Answer 21

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

Question 22

Leukocyte

Answer 22

White blood cell.

Question 23

Pathogen

Answer 23

An agent that causes disease.

Question 24

Antibody

Answer 24

A chemical that destroys an antigen.

Question 25

Immune System

Answer 25

The processes and structures in tour body that stop disease.

Question 26

Thrombokinase

Answer 26

Substance involved in blood clotting.

Question 27

Serotonin

Answer 27

Hormone that triggers the clotting process.

Question 28

Plasma

Answer 28

The fluid part of the blood.

Question 29

Vascular Shunting

Answer 29

Increases blood flow to active areas during exercise by diverting blood away from the inactive areas. Achieved through vasodilation and vasoconstriction.

Question 30

Respiration

Answer 30

The movement of air from outside the body to the cells within tissues.

Question 31

Diaphragm

Answer 31

Primary muscle used in the process of inspiration or inhalation. A dome shaped muscle that separate the chest from the rets of the body cavity.

Question 32

Trachea

Answer 32

Tube that takes air to the chest.

Question 33

Bronchus

Answer 33

Tube along which air passes from trachea to the lungs.

Question 34

Bronchioles

Answer 34

Smaller branches coming off the bronchi.

Question 35

Alveoli

Answer 35

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

Question 36

Gaseous Exchange

Answer 36

Delivery of oxygen from lungs to bloodstream and removal of carbon dioxide from the tissues.