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Neurosciences > Generalities and Medulla > Flashcards

Generalities and Medulla Flashcards

1
Q

serve as a seat for ventral part of brainstem

A

clivus

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2
Q

cranial nerves not exiting the brainstem

A

CN1 and CN2

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3
Q

superior to midbrain and serves as the lateral wall of the 3rd ventricle

A

thalamus

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4
Q

part of the thalamus and very important in the limbic system/pathway

A

mamillary bodies

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5
Q

location of the pair of oculomotor nerves and trochlear nerve

A

interpeduncular fossa

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6
Q

carry fibers of descending corticospinal tracts

A

basis pontis

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7
Q

groove or sulcus separating pyramids from olives; attachment of CN XII

A

preolivary sulcus

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8
Q

attachment of CN IX, X, XI; behind olives

A

postolivary sulcus

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9
Q

diencephalic structures and is one of the epithalamus

A

pineal gland

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10
Q

contents of the facial colliculus

A

abducens nucleus and fibers of the facial nerve

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11
Q

location of the hypoglossal trigone in the rostral medulla

A

rostrally

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12
Q

location of the vagal trigone in the rostral medulla

A

below

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13
Q

provides proprioception and discriminative touch for lower extremity

A

nucleus gracilis

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14
Q

provides proprioception and discriminative touch for upper extremity

A

nucleus cuneatus

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15
Q

lower lip of the rhomboid fossa; close proximity to area postrema

A

obex

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16
Q

chemoreceptor trigger zone

A

area postrema

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17
Q

median aperture serving as escape for CSF; lower tip of rhomboid fossa

A

foramen of magendie

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18
Q

lateral aperture serving as escape for CSF; around the pontomedullary junction

A

pair of luschka

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19
Q

houses all of the CN and vital centers of the organs of the body

A

tegmentum

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20
Q

area of decussation of spinothalamic tract

A

spinal cord

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21
Q

area of decussation of corticospinal tract; causes manifestations on contralateral side

A

medulla

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22
Q

area of decussation of the DCML pathway

A

medulla

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23
Q

integrate CN reflexes; influence voluntary movements; slow pain; tegmentum of the brainstem; respiration and sleep

A

the reticular formation

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24
Q

location of respiratory center

A

medulla; caudal part of 4V

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25
location of pneumotaxic center
rostral pons
26
location of apneustic center
pons
27
regulates REM sleep; ventrolateral to locus coeruleus
dorsolateral pontine reticular formation
28
medial to lateral, mnemonic for location of CN nuclei
So Much But Always (Be) Someone'S SPecial | somatic motor, brachial motor, preganglionic autonomic, visceral sensory, somatic sensory, special sensory
29
cranial nerves for visceral motor (parasym)
CN 3, 7, 9, 10
30
cranial nerves for visceral sensory
CN 7, 9, 10
31
only CN for special sensory
CN8
32
nucleus for GVE of CN 3
edinger westphal nucleus (EWP)
33
nucleus for GVE of CN 7
superior salivatory nucleus (SSN)
34
nucleus for GVE of CN 9
inferior salivatory nucleus (ISN)
35
nucleus for GVE of CN 10
dorsal motor nucleus of vagus (DMNV)
36
only CN with GSA
CN V
37
special sensory nerve for vision and hearing
special somatic sensory (SSA)
38
special sensory nerve for smell and taste
special visceral sensory (SVA)
39
innervate the glands and all involuntary muscles
GVE
40
caudal boundary of the medulla (1)
foramen magnum
41
rostral boundary of the medulla
inferior pontine sulcus, stria medullaris
42
relay somatic information to the ventral posterior nuclei of the thalamus
nucleus gracilis and cuneatus
43
(A or B) appreciated in the caudal medulla (4V or motor decussation)
B
44
subserve pain and temperature sensation (face?)
spinal trigeminal tract and nucleus
45
decussating fibers coming from the nucleus cuneatus and gracilis going towards the opposite medial lemniscus
internal arcuate fibers
46
CN exiting the jugular foramen
CN 9, 10, 11
47
most rostral CN in the postolivary sulcus
glossopharyngeal
48
SVE of CN9
constrictor muscles of the pharynx, stylopharyngeus m.
49
GVE of CN9
inferior salivatory nucleus; parotid, buccal and labial glands
50
GSA of CN9
sensation of posterior third of tongue, soft palate and tonsils
51
GVA of CN9
taste on the posterior third of tongue
52
GVA of CN9 - pressure receptors and chemoreceptors
chemoreceptors from carotid body, pressure receptors from carotid sinus
53
wandering nerve; longest
vagus nerve CN10
54
SVE of CN10
constrictor muscles of the pharynx except stylopharyngeus m.; muscles of soft palate
55
GVE ofCN10
parasym from dorsal vagal nucleus; smooth muscles; glands of thoracic and abdominal viscera
56
GSA of CN10
sensation of dura in the posterior cranial fossa; external auditory canal
57
SVA from CN10
taste from taste buds of the epiglottis
58
GVA of CN10 - pressure receptors and chemoreceptors
pressure receptors from aortic arch, chemoreceptors from para-aortic body
59
vagus nerve injury causes
uvular paralysis - deviation toward non-paralyzed side
60
CN responsible for gag reflex (afferent and efferent)
glossopharyngeal (A); vagus (E)
61
SVE of CN 11
innervation of all laryngeal muscles except cricothyroid m.
62
GSE of CN11
trapezius and SCM
63
side affected by trapezius paralysis
same side
64
side affected by SCM paralysis
opposite deviation; toward other side
65
GSE of CN12
all muscles of tongue except palatoglossus
66
supranuclear (central) injury of the hypoglossal nerve would cause
deviation of tongue away from lesion
67
peripheral injury to the hypoglossal nerve would cause
deviation of tongue on affected side
68
location and projection of the dorsal respiratory group (inspiratory drive)
middle 1/3 of nucleus tractus solitarius; nucleus ambiguus, diaphragm
69
location and projection of the ventral respiratory group (inspiratory and expiratory drive)
nucleus ambiguus and retroambiguus; cord neurons that supply intercostal and abdominal muscles
70
location of the vomiting center
anterior to obex; dorsolateral median reticular formation (DMRF)
71
stroke syndrome on the lateral medulla
wallenberg (PICA) syndrome
72
stroke syndrome on the medial medulla
Dejerine syndrome

Neurosciences (4 decks)

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