Unit 5 - ANS

Question 1

the axon terminals of all preganglionic neurons release the chemical _______, which transmits impulses across the autonomic synapses.

Answer 1

acetylcholine

Question 2

The axon terminals of almost all _______ neurons release acetylcholine into their synaptic junctions.

Answer 2

postganglionic parasympathetic

Question 3

_________ axon terminals are the only axon terminals to release norepinephrine.

Answer 3

postganglionic sympathetic

Question 4

axons whose terminals release _______ are called cholinergic fibers

Answer 4

acetylcholine

Question 5

axons whose terminals release acetylcholine are called what?

Answer 5

cholinergic fibers

Question 6

______ are axon fibers that release chiefly N. epinephrine

Answer 6

adrenergic fibers

Question 7

adrenergic fibers are axons that release chiefly _____.

Answer 7

N. epinephrine

Question 8

all preganglionic fibers and all parasympathetic postganglionic fibers are classified as ________ fibers.

Answer 8

cholinergic

Question 9

postganglionic sympathetic fibers are the only fibers known definitely to be ________

Answer 9

adrenergic

Question 10

the chemical transmitter presumably released only by postganglionic sympathetic fibers is

Answer 10

N. epinephrine

Question 11

diarrhea would be a __________response.

Answer 11

parasympathetic

Question 12

the general function of this nervous system is to regulate the responses of the visceral effectors in ways that tend to enable the body to expend maximal energy

Answer 12

sympathetic nervous system

Question 13

a drug that inhibits the parasympathetic system would or would not make your mouth feel dry

Answer 13

WOULD

Question 14

a drug that inhibits the parasympathetic system would or would not constrict your pupils

Answer 14

would not

Question 15

a drug that inhibits the parasympathetic system would or would not make your heart beat faster

Answer 15

would

Question 16

a drug that inhibits the parasympathetic system would or would not make you constipated

Answer 16

would

Question 17

is cranial sacral parasympathetic or sympathetic

Answer 17

parasympathetic

Question 18

is the thoracocolumbar parasympathetic or sympathetic

Answer 18

sympathetic

Question 19

a neurotransmitter used by preganglionic neuron (parasympathetic)

Answer 19

acetylcholine

Question 20

a neurotransmitter used by a preganglionic neuron (sympathetic)

Answer 20

acetylcholine

Question 21

a type of RECEPTOR found on postganglionic neuron (parasympathetic)

Answer 21

nicotinic

Question 22

a type of RECEPTOR found on postganglionic neuron (sympathetic)

Answer 22

nicotinic

Question 23

a neurotransmitter used by postganglionic neuron (parasympathetic)

Answer 23

acetylcholine

Question 24

a neurotransmitter used by postganglionic neuron (sympathetic)

Answer 24

N. epinephrine

Question 25

a type of RECEPTOR usually found on effector (parasympathetic)

Answer 25

MUSCARINIC

Question 26

A type of RECEPTOR found on effector (sympathetic)

Answer 26

ALPHA & BETA

Question 27

What division of the ANS has only one type of ganglia?

Answer 27

Parasympathetic division

Question 28

What division of the ANS has two types of ganglia?

Answer 28

Sympathetic division

Question 29

What is the name of the parasympathetic ganglion?

Answer 29

terminal

Question 30

where is the terminal type of ganglia located?

Answer 30

close to its target

Question 31

what are the 2 types of ganglia in the sympathetic division of the ANS?

Answer 31

sympathetic chain (vertebra) ganglia collateral (pre-vertebral) ganglia

Question 32

where are the sympathetic chain (vertebral) ganglia located?

Answer 32

along spinal cord

Question 33

where are the collateral (prevertebral) ganglia located?

Answer 33

anterior to the vertebrae

Question 34

if a surgeon severs the "white ramus communicantes" during surgery what neurons have been cut?

Answer 34

preganglionic sympathetic neurons

Question 35

if a surgeon severs the "gray rams communicantes" during surgery what neurons have been cut?

Answer 35

postganglionic sympathetic neurons

Question 36

The _____ division of the ANS is also known as the thoracocolumbar

Answer 36

sympathetic

Question 37

The _____ division of the ANS is also know as the craniosacral

Answer 37

parasympathetic

Question 38

What cranial nerves contribute to the parasympathetic division of the PNS?

Answer 38

3, 7, 9, 10

Question 39

What cranial nerves contribute to the sympathetic division of the ANS?

Answer 39

NONE NONE NONE NONE NONE NONE NONE

Question 40

What spinal nerves contribute to the parasympathetic division of the ANS?

Answer 40

S2-S4

Question 41

What spinal nerves contribute to the sympathetic division of the ANS?

Answer 41

T1-L2

Question 42

Which division of the ANS has a general effect on the entire body at one time?

Answer 42

parasympathetic

Question 43

Which divines of the ANS has a localized effect on the body?

Answer 43

sympathetic

Question 44

The location of the ANS ganglia affects the length of what pre-ganglionic neurons?

Answer 44

parasympathetic division

Question 45

Which division will have relatively short pre-ganglionic neurons?

Answer 45

sympathetic division

Question 46

Which division will have relatively long post-ganglionic neurons?

Answer 46

sympathetic division

Question 47

which division will have relatively short post-ganglionic neurons?

Answer 47

parasympathetic divison

Question 48

know how gray and white matter is arranged in spinal cord

Answer 48

horns, commissures, etc

Question 49

tracts are AKA

Answer 49

fasciculi a "unit of organization" can see this word in different contexts white columns bundles of axons relay same info in same direction

Question 50

gray matter of spinal cord organized into functional groups called

Answer 50

nuclei have sensory nuclei on dorsal side, and motor nuclei on ventral side

Question 51

3 CT layers of spinal cord

Answer 51

epineurium, perineurium, endoneurium