ANS

Question 1

3 parts of the ANS

Answer 1

sympathetic
parasympathetic
enteric

Question 2

all ANS preganglionic fibers are ___

Answer 2

cholinergic

Question 3

parasympathetic postganglionic fibers are __

Answer 3

cholinergic

Question 4

sympathetic postganglionic fibers are __

Answer 4

adrenergic

Question 5

where are sympathetics located

Answer 5

T1-L1/2

Question 6

intermediate cell column is associated with what

Answer 6

sympathetics

Question 7

describe vasomotor

Answer 7

shunt to large muscles

Question 8

describe pilomotor

Answer 8

hair on end

Question 9

describe sudomotor

Answer 9

wet palms

Question 10

what’s the difference between intrasegmental and intersegmental

Answer 10

intrasegmental - exit directly to organ

intersegmental - ascend or descend before exit

Question 11

short sympathetic preganglionic nerves release what NT

Answer 11

acetylcholine

Question 12

long sympathetic post ganglionic nerves release what NT

Answer 12

epinephrine

norepinephrine

Question 13

epinephrine uses what receptors

Answer 13

alpha and beta

Question 14

norepinephrine uses what receptors

Answer 14

alpha only

Question 15

adrenal glands contain what cells that synthesize catecholamines - where are these catecholamines sent

Answer 15

chromaffin cells

sympathetic post ganglionic fibers

Question 16

alpha catecholamines do what

beta catecholamines do what

Answer 16

alpha - excite smooth muscle (NE/E)

beta - inhibit smooth muscle (E only)

Question 17

what cranial nerves contain parasympathetics

Answer 17

3, 7, 9, 10

Question 18

where are parasympathetics located

Answer 18

craniosacral

Question 19

which cord segments control the bowel and bladder parasympathetics

Answer 19

S2-4

Question 20

long preganglionic parasympathetic fibers use what NT

Answer 20

acetylcholine

Question 21

short postganglionic parasympathetic fibers use what NT

Answer 21

acetylcholine

Question 22

sympathetics contain __ preganglionic fibers and __ postganglionic fibers

Answer 22

short

long

Question 23

parasympathetics contain __ preganglionic fibers and __ postganglionic fibers

Answer 23

long

short

Question 24

when was enteric system discovered

when was it related to the ANS

Answer 24

1889

1920’s

Question 25

enteric system uses what NT

Answer 25

vaso intestinal peptide (VIP)

Question 26

what two plexus are involved in enteric system

Answer 26

myenteric and submucousal plexuses

Question 27

what is hirschsprungs disease

Answer 27

aganglionic - no plexus located in the intestinal wall