Functions of the Nervous System

Question 1

Sensory Input

Answer 1

any electrical impulse sent from the eyes, ears,
nose, tongue or skin to the central nervous system (brain and spinal cord)

Question 2

Intergration

Answer 2

information from the sensory organs is
interpreted

Question 3

Motor Output

Answer 3

the response generated from the interpretation of sensory input. Occurs in two ways:
* Voluntary movement (skeletal muscle)
* Involuntary movement
(cardiac & smooth muscle)

Question 4

CNS

Answer 4

Central Nervous System: Brain and Spinal cord

Question 5

PNS

Answer 5

Peripheral Nervous System: All nerves outside CNS

Question 6

Cerebrum

Answer 6

Two hemispheres

Question 7

Occipital

Answer 7

Eyesight/vision

Question 8

Temporal

Answer 8

Smell and hearing, Language, Factual & visual memory

Question 9

Frontal

Answer 9

Controls movement, Personality & emotion, Problem-solving, Speech

Question 10

Parietal

Answer 10

Receives and interprets sensory impulses to touch,
pain, pressure, and temperature

Question 11

Brain Stem

Answer 11

connects the cerebrum with the spinal cord & controls vital signs and sleep patterns

Question 12

Pons

Answer 12

“bridge” where nerves cross over

Question 13

Midbrain

Answer 13

passage way for electrical impulses

Question 14

Medulla Oblongata

Answer 14

vital functions (RR, HR, BP, temp)

Question 15

Cerebellum

Answer 15

Controls balance and equilibrium

Question 16

Cerebellum provides

Answer 16

precise timing for skeletal muscle activity and coordination of body movements

Question 17

Primary Function of Spinal Cord

Answer 17

Transmits nerve impulses between the brain,
limbs, and lower part of the body

Question 18

Protection of CNS

Answer 18

Scalp and skin, Skull and vertebral column, Meninges, Cerebrospinal fluid (CSF), Blood-brain barrier

Question 19

All Nerves outside of CNS

Answer 19

12 pairs of cranial nerves and 31 pairs of spinal nerves

Question 20

PNS Function

Answer 20

Receive and transmit messages to and from all parts of the body.

Question 21

Neuron

Answer 21

basic cell of the nervous system (nerve cell)