Blood

Question 1

function

Answer 1

transport: 
oxygen 
waste 
hormones 
nutrients 
Regulates: 
PH
fluids

Question 2

Erythrocytes

Answer 2

red blood cells

carry oxygen and co2

Question 3

platelets

Answer 3

blood clotting

Question 4

plasma

Answer 4

55% blood volume 
proteins 
electrolites 
proteins 
gasses 
hormones and waste

Question 5

electrolytes

Answer 5

positively charged ions like potassium, sodium etc

which regulate blood chemistry

Question 6

blood volume make up in litres

Answer 6

3l plasma

2l formed

Question 7

Decribe the defence mechenism of the blood

Answer 7

white blood cells and leukocytes produce anti-bodies to defend against micro-organisms.
Blood conveys into the site of infection which removes old or dead cells.
clotting

Question 8

5 types of white blood cells

Answer 8

Neutrophils 
eosinophils 
basinophils 
lymphacytes 
macrocytes

Question 9

where are white blood cells made

Answer 9

In the bone marrow

Question 10

function of erythrocytes

Answer 10

45% of whole blood
Has a haemoglobin to carry oxygen and o2
helps with diffusion of gasses
produced in liver, spleen and bone marrow

Question 11

function of plasma

Answer 11

straw like substance
carries proteins and ions
reponsible for: waste, hormones, enzymes, clotting and anti-bodies