Circulatory System

Question 1

What is the purpose of blood?

Answer 1

A transport system for oxygen and nutients

Question 2

How many litres of blood does the average person have?

Answer 2

4/5

Question 3

What do Red Blood cells do?

Answer 3

Carry oxygen and carbon dioxide to cells

Question 4

Where do Red Blood cells pick up oxygen?

Answer 4

The lungs

Question 5

What happens to the oxygen after being delivered to cells?

Answer 5

Carbon dioxide is produced

Question 6

What is another name for White Blood cells?

Answer 6

Germinators

Question 7

What is the purpose of white blood cells?

Answer 7

Fight and destroy germs

Question 8

What do platelets do?

Answer 8

They repair broken blood vessels

Question 9

What percentage of blood is made up of plasma?

Answer 9

50%

Question 10

What colour is plasma?

Answer 10

Yellowish/white

Question 11

Where is Plasma made?

Answer 11

Liver

Question 12

What direction from the heart do arteries go?

Answer 12

Away

Question 13

What do capillaries do?

Answer 13

Join arteries to veins

Question 14

What do veins do?

Answer 14

Carry blood with carbon dioxide back to the heart

Question 15

What do arteries do?

Answer 15

Arteries carry blood full of oxygen to cells

Question 16

What side of the heart is stronger? Why?

Answer 16

The left side, because it has to pump blood further.

Question 17

What is the name of the main vein and artery?

Answer 17

Plumonary

Question 18

What are the upper parts of the Heart called?

Answer 18

Atrium

Question 19

What are the lower parts of the heart called?

Answer 19

Ventricle

Question 20

What stops blood from going the wrong way?

Answer 20

Valves