5
Neurons are
-shaped cells. They have a cell body, a long extension called the
and short, thin fibers called
. They transmit messages by creating
impulses.
4
Label the neuron. Then complete the text.
5
T
h
i
n
k
!
Circle the incorrect words. Then, write the correct one.
6
Draw a diagram of skin. Label the dermis, epidermis and nerve endings.
Axon
Cell body
Dentrites
a)
Neurons transmit information from one cerebellum to another.
b)
First the spinal cord changes the nerve impulse into a chemical.
c)
Then the chemical travels across the skin.
d)
The brainstem of the next cell detects the chemical
and changes it into a nerve impulse.
