Neurono X
Sharp pin-
Gap
Neurono Z
-Nourono Y
Muscle
Spinal cord
(a) What type of neurone is neurone X?
Draw a ring around the correct answer
motor neurone
relay neurone
sensory neurone
(1)
(b) There is a gap between neutone X and neurone Y
0) What word is used to descnbe a gap between two neurones?
I
Draw a ring around the correct answer
effector
receptor
synapse
(1)
(6) Draw a ring around the correct answer to complete the sentence
a chemical
Information passes across the gap as
an electrical impulse
pressure
(1)
(c)
Describe what happens to the muscle when it receives an impulse from nortone z
How does this reflex action help the body?
What happens to the muscle
How this helps the body
How many species of living things are alive on earth today? more than 1,000,000 none of these answers are correct 100-500 1,000 β500,000 o 500,000 -1,000,000