Anatomy of the Nervous System

Question 1

Function of the brain :

Answer 1

Control thoughts, memory, emotion, touch, vision, breathing (every process that regulates our body)

Question 2

Function of the spinal cord :

Answer 2

A pathway for messages sent by the brain to the body and from the body to the brain

Question 3

Function of spinal nerves (31 pairs) :

Answer 3

To send electrical signals between your brain, spinal cord, and the rest of your body

Question 4

Function of cranial nerves (I-XII) :

Answer 4

To send electrical signals between your brain, face, neck, and torso

Question 5

Function of autonomic nervous system (ANS) :

Answer 5

Regulates involuntary processes including heart-rate, blood pressure, respiration, digestion, and sexual arousal

Question 6

Function of sympathetic (division of ANS) :

Answer 6

Increases the heart rate and the force of heart contractions and bigger airways for more air (Fight or Flight)

Question 7

Function of parasympathetic (division of ANS) :

Answer 7

Relaxes your body after periods of stress or danger (Rest and Digest)

Question 8

Function of somatic nervous system :

Answer 8

Connects the CNS with organs and muscles to perform daily activities