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A/P Semester 1 > Brainstem and cranial nerves > Flashcards

Brainstem and cranial nerves Flashcards

1
Q

brainstem (3 parts)

A

midbrain, pons, medulla

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2
Q

midbrain (4 parts)

A

tectum, cerebral aqueduct, tegmenjtum, cerebellar peduncles

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3
Q

tectum

A

alertness, visual auditory reflex

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4
Q

cerebral aqueduct

A

links ventricles 3 and 4

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5
Q

tegmentum

A

dopamine synthesis via substantial nigra

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6
Q

cerebellar peduncles

A

motor coordination

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7
Q

pons

A

cardiac and secondary respiratory centers

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8
Q

cardiac center

A

cardioaccelerator, cardioinhibitor

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9
Q

secondary respiratory center

A

pontine, apneustic

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10
Q

medulla (4 parts)

A

primary respiratory center, vasomotor center, protective reflexes, vomiting center

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11
Q

primary respiratory center (3 parts)

A

pre botzinger complex, dorsal ventral respiratory group

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12
Q

vasomotor center

A

vasoconstrictor superior, vasodilator inferior

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13
Q

protective reflexes

A

coug/larygospasm, gag,vomiting

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14
Q

cough and laryngospasm reflex

A

airway irritation, internal branch of superior laryngeal nerve and CN X

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15
Q

gag/vomiting reflex

A

noxious stimuli, CN IX and X

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16
Q

chemoreceptor trigger zone

A

integrates with gag/vomiting reflex centers in medulla, responds to noxious stimuli

17
Q

CN origination (frontal lobe, midbrain, pons, medulla)

A

F:1-2 M:3-3 P-5-8 M:9-12

18
Q

cranial nerves name

A

olfactory, optic, oculomotor, trochlear, trigeminal, abducens, facial, vestibulocochlear, glossopharyngeal, vagus, spinal accessory, hypoglassal

19
Q

CN sensory, motor, both?

A

S,s,m,m,b,m,b,s,b,b,m,m

20
Q

gag reflex CN?

A

IX,X

21
Q

swallow reflex CN?

A

IX,X,XII

22
Q

cough reflex CN?

A

superior and recurrent laryngeal nerves via CN X

23
Q

laryngospasm reflex CN

A

superior and recurrent laryngeal nerves via CN X

24
Q

oculocardiacgastric reflex innervation

A

afferent limb: V1, efferent limb: X

25
Q

oculocardiacgastric reflex treatment

A

glycopyrollate 0.2 mg IV, zoltan 4 mg IV

26
Q

cerebellum

A

fine movement, posture, muscle memory

27
Q

Which CN contain PSNS ganglia

A

CN III, VII, IX, X

A/P Semester 1 (2 decks)

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