Composition of Blood

Question 1

What makes up 55% of blood?

Answer 1

The yellow liquid called PLASMA

Question 2

What makes up 45% of blood?

Answer 2

Red blood cells - erythrocytes
White blood cells- leucocytes
Platelets

Question 3

What are Amino Acids?

Answer 3

Nutrients needed to make proteins

Question 4

What are antibodies?

Answer 4

Proteins made by the immune system

Question 5

What is urea?

Answer 5

A poisonous waste product from proteins

Question 6

What are erythrocytes?

Answer 6

Carries oxygen and some carbon dioxide

Question 7

What are platelets?

Answer 7

Triggers blood clotting

Question 8

What are Leucocytes?

Answer 8

Helps destroy bacteria

Question 9

what is the function of blood?

Answer 9

Transport
Temperature regulation
Exchange of material in body tissues
Preventing infection
Blood clotting

Question 10

What are arteries?

Answer 10

These are blood vessels that carry blood AWAY from the heart.

Question 11

What are capillaries?

Answer 11

Arteries take blood with oxygen and nutrients to capillary beds.
Capillaries supply the tissues with oxygen and nutrients whilst removing waste products such as carbon dioxide.