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First Aid Neurology > Brainstem Nuclei & Reflexes > Flashcards

Brainstem Nuclei & Reflexes Flashcards

1
Q

Ptosis, Anhidrosis, Miosis, associted with lesion of spinal cord above T1 or late stage syringomyelia

A

Horner Syndrome

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2
Q

Posterior half of a skull cap dermatome

A

C2

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3
Q

High turtle neck dermatome

A

C3

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4
Q

Low-collar shirt dermatome

A

C4

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5
Q

Nipple Dermatome

A

T4

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6
Q

Xiphoid Process Dermatome

A

T7

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7
Q

Umbilicus Dermatome, early appendicitis referral pain

A

T10

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8
Q

Inguinal Ligament Dermatome

A

L1

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9
Q

Kneecap Dermatome

A

L4

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10
Q

Erection and sensation of penile and anal zones

A

S2, 3, 4

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11
Q

Referred pain to right shoulder via phrenic nerve

A

Diaphragm and GB pain (C3, 4, 5)

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12
Q

Biceps reflex

A

C5 nerve root

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13
Q

Triceps reflex

A

C7 nerve root

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14
Q

Patellar Reflex

A

L4 nerve root

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15
Q

Achilles reflex

A

S1 nerve root

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16
Q

Cremaster Reflex

A

L1, L2

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17
Q

Anal Wink Reflex

A

S3, 4

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18
Q

“Hang on for life” reflex - abduct/extend limbs when startled and then draw together

A

Moro reflex

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19
Q

Movement of head toward one side if cheek or mouth is stroked

A

Rooting reflex

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20
Q

Sucking response when roof of mouth is touched

A

Sucking reflex

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21
Q

Curling of finger if palm is stroked

A

Palmar reflex

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22
Q

Dorsiflexion of large toe and fanning of other toes with plantar stimulation

A

Babinski reflex

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23
Q

Stroking along one side of the spine while newborn is face down causing lateral flexion of lower body toward stimulated side

A

Galant Reflex

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24
Q

Cranial Nerves the lie medially at brain stem

A

III, IV, XII

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25
Q

CN that arises dorsally and immediately decussates

A

CN IV

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26
Q

melatonin secretion, circadian rhythms

A

Pineal Gland

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27
Q

Conjugate vertical gaze center

A

Superior Colliculi

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28
Q

Auditory brainstem

A

Inferior Colliculi

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29
Q

Paralysis of conjugate vertical gaze due to lesion in superior colliculi

A

Parinaud Syndrome

30
Q

Only CN without thalamic relay to cortex

A

CN I - Olfactory Nerve

31
Q

Sight CN

A

CN II - Optic Nerve

32
Q

Supplies SR, IR, MR, IO, pupillary constriction, accommodation, levator palpebrae

A

CN III - Oculomotor Nerve

33
Q

Edinger-westphal Nucleus

A

CN III - Oculomotor Nerve

34
Q

Superior Orbital Muscle

A

CN IV - Trochlear nerve

35
Q

Mastication, fascial sensation, somatosensation from anterior 2/3 tongue

A

CN V - Trigeminal Nerve

36
Q

Lateral rectus to move eye

A

CN VI - Abducens Nerve

37
Q

Facial movement, taste from anterior 2/3, lacrimation, salivation from submandibular and sublingual glands, orbicularis oculi (close eyes), stapedius muscle in ear

A

CN VII - Facial Nerve

38
Q

Hearing and Balance

A

CN VIII - Vestibulocochlear Nerve

39
Q

Taste and somatosensation from posterior 1/3 tongue, swallowing, parotid gland salivation, monitoring carotid body and sinus chemo- and baroreceptors and stylopharyngeus

A

CN IX - Glossopharyngeal Nerve

40
Q

Taste from epiglottic region, swallowing, soft palate elevation, widline uvula, talking, coughing, thoracoabdominal viscera, aortic arch chemo- and baroreceptors

A

CN X - Vagus Nerve

41
Q

head turning, shoulder shrugging

A

CN XI - Accessory Nerve

42
Q

Tongue movement

A

CN XII - Hypoglossal Nerve

43
Q

Midbrain Nuclei

A

CN III, IV

44
Q

Pons Nuclei

A

CN V, VI, VII, VIII

45
Q

Medulla nuclei

A

CN IX, X, XII

46
Q

Spinal Cord Nuclei

47
Q

Corneal Reflex

A

CNV1 (nasociliary br) in and VII (temporal br, orbicularis oculi)

48
Q

Lacrimation Reflex

A

CNV1 in & VII out

loss of this reflex does not preclude emotional tears

49
Q

Jaw Jerk Reflex

A

V3 in & V3 out

50
Q

Pupillary Reflex

A

CNII in & III out

51
Q

Gag Reflex

A

CNIX in & CNX out

52
Q

Nucleus Solitarius

A

CN VII, IX, X

Visceral sensory information (taste, baroreceptors, gut distention)

53
Q

Nucleus Ambiguus

A

CN IX, X, XI

Motor innervation of pharynx, larynx, and upper esophagus (swallowing, palate elevation)

54
Q

Dorsal Motor Nucleus

A 
CN X
sends autonomic (PS) fibers to heart, lungs, and upper GI
55
Q

Optic Canal

A

CN II, ophthalamic artery, central retinal vein

56
Q

Superior Orbital Fissure

A

CN III, IV, V1, VI, ophthalmic vein, sympathetic fibers

57
Q

Foramen Rotundum

58
Q

Foramen Ovale

59
Q

Foramen Spinosum

A

Middle Meningeal artery

60
Q

Internal Auditory Meatus

A

CN VII, VIII

61
Q

Jugular Foramen

A

CN IX, X, XI, jugular vein

62
Q

Hypoglossal Canal

63
Q

Foramen Magnum

A

Spinal Roots of CN XI, brainstem, vertebral arteries

64
Q

Cavernous Sinus

A

CN III, IV, V1, V2, and VI and postganglionic sympathetic fibers, cavernous portion of internal carotid artery

65
Q

Ophthalmoplegia and decreased corneal and maxillary sensation with normal visual acuity.

A

Cavernous Sinus Syndrome

66
Q

CN V motor lesion

A

Jaw deviates toward side of lesion to unopposed force from opposite pterygoid muscle

67
Q

CN X lesion

A

Uvula deviates away from side of lesion

68
Q

CN XI lesion

A

Weakness turning head to CL side of lesion (SCM) should droop on side of lesion

69
Q

CN XII lesion

A

tongue deviates toward side of lesion

70
Q

Go drink water

First Aid Neurology (16 decks)

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