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First Aid Neurology > Brainstem Nuclei & Reflexes > Flashcards

Brainstem Nuclei & Reflexes Flashcards

(70 cards)

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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
CN that arises dorsally and immediately decussates
CN IV
26
melatonin secretion, circadian rhythms
Pineal Gland
27
Conjugate vertical gaze center
Superior Colliculi
28
Auditory brainstem
Inferior Colliculi
29
Paralysis of conjugate vertical gaze due to lesion in superior colliculi
Parinaud Syndrome
30
Only CN without thalamic relay to cortex
CN I - Olfactory Nerve
31
Sight CN
CN II - Optic Nerve
32
Supplies SR, IR, MR, IO, pupillary constriction, accommodation, levator palpebrae
CN III - Oculomotor Nerve
33
Edinger-westphal Nucleus
CN III - Oculomotor Nerve
34
Superior Orbital Muscle
CN IV - Trochlear nerve
35
Mastication, fascial sensation, somatosensation from anterior 2/3 tongue
CN V - Trigeminal Nerve
36
Lateral rectus to move eye
CN VI - Abducens Nerve
37
Facial movement, taste from anterior 2/3, lacrimation, salivation from submandibular and sublingual glands, orbicularis oculi (close eyes), stapedius muscle in ear
CN VII - Facial Nerve
38
Hearing and Balance
CN VIII - Vestibulocochlear Nerve
39
Taste and somatosensation from posterior 1/3 tongue, swallowing, parotid gland salivation, monitoring carotid body and sinus chemo- and baroreceptors and stylopharyngeus
CN IX - Glossopharyngeal Nerve
40
Taste from epiglottic region, swallowing, soft palate elevation, widline uvula, talking, coughing, thoracoabdominal viscera, aortic arch chemo- and baroreceptors
CN X - Vagus Nerve
41
head turning, shoulder shrugging
CN XI - Accessory Nerve
42
Tongue movement
CN XII - Hypoglossal Nerve
43
Midbrain Nuclei
CN III, IV
44
Pons Nuclei
CN V, VI, VII, VIII
45
Medulla nuclei
CN IX, X, XII
46
Spinal Cord Nuclei
CN XI
47
Corneal Reflex
CNV1 (nasociliary br) in and VII (temporal br, orbicularis oculi)
48
Lacrimation Reflex
CNV1 in & VII out | loss of this reflex does not preclude emotional tears
49
Jaw Jerk Reflex
V3 in & V3 out
50
Pupillary Reflex
CNII in & III out
51
Gag Reflex
CNIX in & CNX out
52
Nucleus Solitarius
CN VII, IX, X | Visceral sensory information (taste, baroreceptors, gut distention)
53
Nucleus Ambiguus
CN IX, X, XI | Motor innervation of pharynx, larynx, and upper esophagus (swallowing, palate elevation)
54
Dorsal Motor Nucleus
``` CN X sends autonomic (PS) fibers to heart, lungs, and upper GI ```
55
Optic Canal
CN II, ophthalamic artery, central retinal vein
56
Superior Orbital Fissure
CN III, IV, V1, VI, ophthalmic vein, sympathetic fibers
57
Foramen Rotundum
CN V2
58
Foramen Ovale
CN V3
59
Foramen Spinosum
Middle Meningeal artery
60
Internal Auditory Meatus
CN VII, VIII
61
Jugular Foramen
CN IX, X, XI, jugular vein
62
Hypoglossal Canal
CN XII
63
Foramen Magnum
Spinal Roots of CN XI, brainstem, vertebral arteries
64
Cavernous Sinus
CN III, IV, V1, V2, and VI and postganglionic sympathetic fibers, cavernous portion of internal carotid artery
65
Ophthalmoplegia and decreased corneal and maxillary sensation with normal visual acuity.
Cavernous Sinus Syndrome
66
CN V motor lesion
Jaw deviates toward side of lesion to unopposed force from opposite pterygoid muscle
67
CN X lesion
Uvula deviates away from side of lesion
68
CN XI lesion
Weakness turning head to CL side of lesion (SCM) should droop on side of lesion
69
CN XII lesion
tongue deviates toward side of lesion
70
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First Aid Neurology (16 decks)

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