Soc 16

Question 1

Vascular shunting

Answer 1

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

Question 2

Immune system

Answer 2

The structures and processes in your body that stop disease

Question 3

Thrombokinase

Answer 3

Substance involved in blood clotting

Question 4

Serotonin

Answer 4

Hormone that triggers the clotting process

Question 5

Plasma

Answer 5

The fluid part of blood

Question 6

Erythrocyte

Answer 6

Red blood cell

Question 7

Haemoglobin

Answer 7

A red protein in the blood that transports oxygen

Question 8

Anaemia

Answer 8

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

Question 9

Leukocyte

Answer 9

White blood cell

Question 10

Pathogen

Answer 10

An agent that causes disease such as a virus

Question 11

Antibody

Answer 11

Chemical that destroys a pathogen

Question 12

Cardio-respiratory system

Answer 12

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

Question 13

Cardiovascular

Answer 13

To do with the heart, blood and blood vessels together

Question 14

Vasodilation

Answer 14

When veins swell up or dilate; widening the lumen to allow increased blood flow

Question 15

Vasoconstriction

Answer 15

When veins shrink down; narrowing the lumen to decrease blood flow

Question 16

Cusp

Answer 16

A triangular fold or flap in a heart valve

Question 17

Pulmonary

Answer 17

To do with the lungs

Question 18

Vein

Answer 18

Tube that carries blood back to the heart

Question 19

Artery

Answer 19

Muscular tube that carries blood away from the heart

Question 20

Venous

Answer 20

To do with the veins