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Neuro > 7 + 9 > Flashcards

7 + 9 Flashcards

1
Q

Symp, pregang NT:

A

Ach

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2
Q

Symp, postgang NT:

A

NE

Ach (at sweat glands, erector pili)

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3
Q

Parasymp, pre/postgang NT:

A

Ach

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4
Q

Location of primary ANS neurons:

A

hypothalamus

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5
Q

Location of secondary symp neurons:

A

intermediolateral gray matter of T1-L3

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6
Q

Location of secondary parasymp neurons:

A

cranial nerve nuclei and sacral neurons

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7
Q

Eye:
Parasymp?
Symp?

A

constriction/contraction for near vision

dilation/relaxation for far vision

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8
Q

Glands:
Parasymp?
Symp?

A

tears, watery salivary secretion

thick salivary secretions, sweating

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9
Q

Heart:
Parasymp?
Symp?

A

decr force, rate; dilation of arteries

increase force and rate, constr at alpha + dilation at beta

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10
Q

Arterioles:
Parasymp?
Symp?

A

dilate

alpha=constrict
beta=dilate

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11
Q

Lung:
Parasymp?
Symp?

A

constr

dilates

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12
Q

GI:
Parasymp?
Symp?

A

stim peristalsis, relax sphincter, incr secretions

inh peristalsis, constr sphincter, decr secretions

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13
Q

Pancreas:
Parasymp?
Symp?

A

incr insulin/glucagon secretion

decr insulin + incr glucagon secretion

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14
Q

Liver:

Symp?

A

stim glycogenolysis

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15
Q

Adrenal:

Symp?

A

stim epi/NE release

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16
Q

Ureter/Bladder:
Parasymp?
Symp?

A

contr wall, relax sphnicter

relax wall, contr sphincter

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17
Q

Erectile tissues:
Parasymp?
Symp?

A

relax = erection

ejaculation

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18
Q

A lesion of ______ will cause Horner’s syndrome (ipsa-/contra-)lateral to lesion.

A

anywhere from hypothalamus to ciliary nerve

ipsa-

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19
Q

Motor afferents to skeletal muscle

A

A-alpha

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20
Q

Sensory afferents from skin

A

A-beta

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21
Q

Pregang autonomic afferents

A

B

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22
Q

Motor afferents to intrafusal fibers

A

A-gamma

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23
Q

Sensory afferents from muscle spindles

A

A-alpha

24
Q

Sensory afferents from golgi tendon organs and Ruffini endings

A

A-beta

25
Q

Sensory afferents from free nerve endings for pain, temp

A

A-delta (+ hair follicles

C (+ smell)

26
Q

Postgang autonomic afferents

A

C

27
Q

Somatosensory R for ct pressure and stretch

A

Ruffini

28
Q

Somatosensory R for light touch and vibration

A

Meissner’s corpuscle

29
Q

Somatosensory R for gross pressure and vibration

A

Pacinian corpuscle

30
Q

Somatosensory R for temp and nociception

A

free nerve endings

31
Q

Somatosensory R in subcut, joints, musc and mesentary

A

Pacinian corpuscle

32
Q

Somatosensory R in glaborous skin

A

Meissner’s corpuscle

deep layers = Ruffini organs

33
Q

Somatosensory R on fingertips

A

Merkel’s disks

34
Q

Rapidly adapting mechanoR

A

Pacinian corpuscle

Meissner’s corpuscle

35
Q

Slowly adapting mechanoR

A

Ruffini organs

Merkel’s disks

36
Q

Free nerve endings encapsulated in lamallae

A

Pacinian corpuscles

lamellae move relative to one another, corpuscle distorts

37
Q

Signals on/off of a stimulus

A

Pacinian corpuscle

38
Q

Within the spinal cord, protopathic info travels in the:

A

anterolateral funiculi in the spinothalamic tract

39
Q

Within the spinal cord, epicritic info travels in the:

A

post columns, which become the medial lemniscus tract

40
Q

Lemnicus pathway cervical axons add…

A

laterally

41
Q

Protopathic cervical axons add…

A

medially

42
Q

Cuneatus is (medial/lateral) to gracilis

A

lateral

43
Q

intralaminar thalamic nuclei project…

A

diffusely throughout cortex

44
Q

dorsomedial nuclei project…

A

to prefrontal cortex

45
Q

A-delta fibers mediate:

And synapse in lamina #:

A

1st pain

1, 2 (sub gelatinosa)

46
Q

Interneurons in 1/2 also project to lamina #:

A

5

47
Q

C fibers mediate:

And synapse in lamina #:

A

2nd pain

1

48
Q

Lissauer’s tract carries:

And interconnects:

A

non-discriminative pain and temp

neighboring segments of post horn

49
Q

Trigeminal projects to:

A

VPM

50
Q

Somatosensory afferents for head/face have cell body in:

A

Gasserian/Trigeminal ganglion

51
Q

S1 is located in…

S2 is located in…

A

areas 3, 1, 2

parietal operculum

52
Q

Area 3a receives:

A

muscle afferents and nociceptive info from thalamus

53
Q

Area 3b receives:

A

cutaneous input

54
Q

Area 1 receives:

A

input from 3b

55
Q

Area 2 receives:

A

input from 3a and 3b and integrates it!

Neuro (10 decks)

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