Soc 16 - The Structure of Blood Vessels and Blood Distribution

Question 1

Vascular Shunting

Answer 1

A process that increases blood flow to active areas during exercise by diverting blood away from inactive areas.

Question 2

Immune system

Answer 2

The structures and processes in your body that stop disease

Question 3

Thrombokinase

Answer 3

The substance involved in blood clotting.

Question 4

Serotonin

Answer 4

The hormone that triggers the clotting process.

Question 5

Plasma

Answer 5

The fluid part of the 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 cells or haemoglobin in the blood

Question 9

Leukocyte

Answer 9

White blood cell

Question 10

Pathogen

Answer 10

An agent that causes a disease, such as a virus

Question 11

Antibody

Answer 11

Chemical that destroys a pathogen

Question 12

Cardio-respiratory system

Answer 12

The interaction of the heart and lungs to supply oxygen to 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 of the internal diameter (lumen) of the blood vessel to allow increased blood flow

Question 15

Vasoconstriction

Answer 15

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

Question 16

Cusp

Answer 16

A triangular fold or flap of 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

A muscular tube that carries blood away from the heart

Question 20

Vena Cava

Answer 20

The vein bringing deoxygenated blood into the heart

Question 21

Venous

Answer 21

To do with veins