Structure and Function of Neuron Flashcards
AS content
1
Q
What are neurons?
A
Nerve cells that process and transmit messages through electrical/chemical signals.
2
Q
Name the three types of neurons.
A
Sensory, relay, motor neuron
3
Q
Which is the neuron likely to be found in the brain 95% of the time?
A
Relay (connects the other two).
4
Q
What does a motor neuron do?
A
Connect CNS to muscles and glands. Short dendrites long acons.
5
Q
What does a relay neuron do?
A
Connect sensory neuron to motor neuron. Short dendrites and axon
6
Q
What do sensory neurons do?
A
Carry messages from PNS to CNS. Long dendrites short axons.
7
Q
Name the different areas of a neuron?
A
Cell body, axon, dendrites, myelin sheath, nodes of ranvier, terminal buttons.
