blood.

Question 1

Plasma component: antibodies

Answer 1

Proteins made in the immune system

Question 2

White blood cells: monocytes

Answer 2

Remove dead cells and bacteria

Question 3

Preventing infections?

Answer 3

White blood cells are a part your mean system which respond to pathogens. Causing neutrophils and lymphocytes to recognise the treats forming Bacteria and antibodies

Question 4

Plasma component: glucose

Answer 4

Nutrient needs for energy

Question 5

White blood cells: neutrophils

Answer 5

B-type cells produce antibodies

Question 6

Transporting blood

Answer 6

Red blood cells have an iron containing protein called haemoglobin.

Question 7

What does oxygen and haemoglobin create?

Answer 7

Oxyhaemoglobin which goes to the body tissues

Question 8

Temperature regulation?

Answer 8

Millions of chemical reactions which regulated by enzymes to produce heat

Question 9

Exchange of materials in body tissues

Answer 9

Capillaries: only blood vessels that is thin enough for gas exchange to happen and nutrients to pass through

Question 10

What is diffusion?

Answer 10

The materials moving between blood and tissue from low to high concentrations

Question 11

What do antibodies do?

Answer 11

They lock and immobilise where monocytes Kill them

Question 12

Blood clotting: how much blood do we have in our body and how much can we lose until it kills us?

Answer 12

We have 5 L of blood, losing 2 L can kill us

Question 13

Platelets roles?

Answer 13

Platelets convert soluble fibrinogen to insoluble fibrin, this process is called coagulation

Question 14

Plasma component: urea

Answer 14

Poisonous waste product from protein

Question 15

How much of the blood is plasma

Answer 15

About 55%

Question 16

How much if the blood is buffy coat?

Answer 16

Less than 1%

Question 17

What are the two types of buffy coats?

Answer 17

White blood cells (leukocytes) & platelets (thrombocytes)

Question 18

How much of the blood is red blood cells?

Answer 18

About 45%

Question 19

White blood cells: lymphocytes

Answer 19

T-type cells destroy viruses and cancer cells

Question 20

What happens if the body heat is to hot?

Answer 20

Skin and blood vessels widen (vasodilation) to help lose heat

Question 21

What happens if the body is cold?

Answer 21

The skin blood vessels narrow (vasoconstrict) to help save heat.

Question 22

What do platelets form?

Answer 22

The form a net and trap in the platelets and red blood cells to form clots and seal skin.