Soc 16 - The Sructure Of The Blood Vessels

Question 1

Arteries

Answer 1

-Take oxygenated blood away from the heart
-Carry blood at a higher pressure than veins
-Pulmonary artery is carries deoxygenated blood from heart to lungs

Question 2

Veins

Answer 2

-Carry deoxygenated blood into the heart
-Carry blood at a lower pressure
-Contain many valves which helps deoxygenated blood flow to the heart
-Pulmonary veins is different as it carries oxygenated blood from lungs to heart

Question 3

Capillaries

Answer 3

-At one end they carry oxygenated blood which transfers oxygen and nutrients to the muscles
-At the other end they carry deoxygenated blood into the veins, picking up waste products and taking them around the body to dispose

Question 4

Immune system

Answer 4

the structures and processes in your body that stop disease.

Question 5

Thrombokinase

Answer 5

substance involved in blood clotting.

Question 6

Serotonin

Answer 6

hormone that triggers the clotting process

Question 7

Plasma

Answer 7

the fluid part of blood

Question 8

Erythrocyte

Answer 8

Red blood cell

Question 9

Haemoglobin

Answer 9

A red protein in the blood that transports oxygen

Question 10

Aneamia

Answer 10

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

Question 11

Leukocyte

Answer 11

White blood cell

Question 12

Pathogen

Answer 12

An agent that causes disease, such as a virus

Question 13

Antibody

Answer 13

Chemical that destroys a pathogen