The Human Body

Question 1

How much blood does the average adult have in their blood?

Accepted Answer

5.7 Litres

Question 2

Your skin has two layers one is called Epidermis the other is called?

Accepted Answer

Dermis

Question 3

What holds your bones together and still allows them to move?

Accepted Answer

Ligaments

Question 4

Where does Urine come from?

Accepted Answer

Kidney

Question 5

What hormone makes you fell scared or excited?

Accepted Answer

Adrenaline

Question 6

What colour is the blood in arteries?

Accepted Answer

Brilliant red

Question 7

Which is the largest blood vessel in your body?

Accepted Answer

Aorta

Question 8

Where is saliva formed?

Accepted Answer

Mouth

Question 9

What is the largest organ in the blood system?

Accepted Answer

Heart

Question 10

Approximately how many muscles are there in your tongue?

Accepted Answer

14

Question 11

When was the first Heart Transplant carried out?

Accepted Answer

1967

Question 12

What hormone helps control the cycle of sleeping and waking?

Accepted Answer

Melatonin

Question 13

What does DNA look like?

Accepted Answer

A twisted ladder

Question 14

Which one of these is not a virus?

Accepted Answer

Ringworm

Question 15

What controls how much light enters your eye?

Accepted Answer

Pupil

Question 16

Which is the hardest substance in your body?

Accepted Answer

Tooth Enamel

Question 17

What carries blood away from the heart?

Accepted Answer

Arteries

Question 18

How many bones are there in an adult?

Accepted Answer

206

Question 19

What is inside larger Bones?

Accepted Answer

Marrow

Question 20

Muscles need what to make them strong?

Accepted Answer

Protein

Questions 20