20 Nervous System (Overview)

Question 1

What are the two major divisions of the nervous system?

Answer 1

Central Nervous System (brain and spinal cord)

Peripheral Nervous System (carries information between CNS and body)

Question 2

What are the two major divisions of the Peripheral Nervous System?

Answer 2

Sensory division

Motor division (divided into somatic and autonomic divisions)

Question 3

What are the two major divisions of the motor system in the PNS?

Answer 3

The Somatic Nervous System (voluntary movements)

The Autonomic Nervous System (involuntary responses)

Question 4

What are the two major divisions of the Autonomic Nervous System in the PNS?

Answer 4

Sympathetic division:
body systems during activity
fight / flight / freeze
supplies all organs and musculoskeletal system

Parasympathetic division:
body during rest
conserves energy
housekeeping, restore and repair functions
only supplies viscera

Question 5

what are the 10 divisions of the nervous system?

Answer 5

CNS (system)
CNS (brain)
CNS (spinal cord)

PNS (system)
PNS (sensory division)
PNS (motor division)

Somatic Nervous System (PNS motor)
Autonomic Nervous System (PNS motor)

Sympathetic (ANS)
Parasympathetic (ANS)