Divisions of the nervous system

Question 1

What does the CNS and PNS consist of?

Answer 1

CNS- brain and spinal cord

PNS- nerves that connect the CNS with the receptors of muscles and glands

Question 2

What is the difference between sensory and motor fibres?

Answer 2

Sensory fibres: carry impulses TO the CNS

Motor Fibres: carry impulses FROM the CNS

Question 3

Describe the afferent division

Answer 3

Impulses are carried INTO the CNS.
Somatic sensory neurons: receptors from the skin and around the muscles and joints
Visceral sensory neurons: receptors from internal organs