49.1 Peripheral Nervous System

Question 1

PNS

Answer 1

-cranial and spina nerves with their ganglia

Question 2

cranial nerves

Answer 2

connect the brain with locations of head and super body

Question 3

spinal nerves

Answer 3

-run between spinal nerves and parts of body below head

Question 4

Efferent and Afferent

Answer 4

some cranial have both -all spinal nerves have both

Question 5

*efferent

Answer 5

neurons -motor neurons and -autonomic nervous system (body parts) –sympathetic, parasympathetic, enteric

Question 6

*afferent

Answer 6

just the sensory neurons

Question 7

Motor system

Answer 7

neurons that send signals to skeletal muscle

Question 8

autonomic nervous system

Answer 8

control smooth and cardiac muscle -digestive, cardiovascular, excretory, endocrine systems (divided into sympathetic, parasympathetic, and enteric)

Question 9

sympathetic vs parasympathetic divisions

Answer 9

-sympathetic: arousal and energy generation-heart faster, adrenaline… -parasympathetic: calling and self maintenance

Question 10

enteric division

Answer 10

-neurons in the digestive tract, pancreas, and gall bladder –secretion -control smooth muscle that make peristalsis (contractions that push stuff down tubes) –can be regulated by sympathetic and parasympathetic divisions