Nervous system

The weight of human brain

The brain is the centre of wide ....

How many cells are there in the human brain?

How are the neyrons connected to each other?

Where do stimuli come to the brain from?

• eyes

• ears

• other sense organs for pain

• all is true

When the man feels ...... it is necessary for him to have a rest

• sleepy

• tiredness

• awake

• asleep

Cell in the nervous system which transmits nerve impulses throughtout the body

• brain

• stimuli

• neuron

• sleep