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02_Anatomy > Head , Nervous System, Face > Flashcards

Head , Nervous System, Face Flashcards

1
Q

unpaired skull bones

A

frontal, occipital, sphenoid, ethmoid, vomer, mandible

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2
Q

junction of frontal + temporal + parietal + greater wing of sphenoid

A

pterion

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3
Q

junction of parietomastoid + occipitomastoid + lambdoid

A

asterion

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4
Q

junction of coronal + sagittal suture

A

bregma = bandang harap
future site of ant fontanelle
closes at 18 mos

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5
Q

junction of lambdoid + sagittal suture

A

Lambda = likod
future site of post fontanelle
closes first few months after birth

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6
Q

3 primary brain vesicles and divisions

A
  1. Prosencephalon ➝ telencephalon & diencephalon
  2. Mesencephalon (no division)
  3. Telencephalon ➝ metencephalon & myelencepalon
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7
Q

Mutation in Hirschprung dse

A

RET mutation

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8
Q

Broca’s area is located in

A

inf frontal gyrus
BA 44, 45
motor aphasia

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9
Q

Wernicke’s area located in

A

sup temp gyrus
BA 22
sensory aphasia

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10
Q

primary motor area located in

A

pre central gyrus

BA 4

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11
Q

primary somesthetic area located in

A

post central gyrus

BA 3, 1, 2

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12
Q

primary visual area located in

A

BA 17

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13
Q

primary auditory area located in

A

BA 41, 42

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14
Q

Presentation of ACA stroke

A

motor and sensory cortices of lower limb

CL paralysis and sensory loss of lower limb

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15
Q

Presentation of MCA stroke

A

motor and sensory cortices of upper limb and face, temporal lobe, and frontal lobe

CL paralysis and sensory loss of upper limb
If stroke in dominant hemisphere = aphasia
nondominant=hemineglect

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16
Q

Presentation of PCA stroke

A

occipital lobe

CL hemianopsia with macular sparing

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17
Q

VPM thalamic nuclei transmits

A

sensory

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18
Q

VPL and ventral anterior transmits

A

motor

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19
Q

anterior thalamic nuclei transmits

A

emotional tone and memory

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20
Q

Central pain syndrome due to thalamic infarction aka

A

Dejerine-Roussy syndrome

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21
Q

cerebellar lobe which maintains coordination of limb movements and for regulation of muscle tone

A

Anterior lobe

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22
Q

cerebellar lobe which functions for coordination of voluntary movements

A

posterior lobe

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23
Q

cerebellar lobe for equilibrium

A

floculonodular lobe

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24
Q

heel to din test tests integrity of what cerebellar lobe

A

anterior

25
Q

CSF flow

A

lateral ventricle ➝ foramen of Monroe ➝ 3rd ventricle ➝ aqueduct of sylvius or Iter ➝ 4th ventricle ➝ foramen of Magendie and Luschka ➝ subarachnoid space ➝ arachnoid villi ➝ sup sagittal sinus ➝ transverse sinus ➝ sigmoid sinus ➝ IJV

26
Q

CSF produced by

A

choroid plexuses

27
Q

location of CSF

A

subarachnoid space

28
Q

rate of CSF prod

A

0.5 mL/min

29
Q

CSF pressure

A

60-150 mmH2O

30
Q

total CSF volume

A

130-150 mL

31
Q

Lumbar puncture sequence of structures traversed

A

skin ➝ superficial fascia ➝ supraspinous ligament ➝ interspinous ligament ➝ ligamentum flavum ➝ epidural space ➝ dura mater ➝ arachnoid ➝ subarachnoid space containing CSF

32
Q

Hemiaballismus results from damage to

A

CL subthalamic nuclei

33
Q

clasp knife spasticity assoc with

A

UMN lesion

34
Q

CNs which are purely sensory

A

1,2, 8

35
Q

Mnemonic

Cranial nerves

A

Some say money matters but my brother says big brains matter most

36
Q

Mnemonics

CN with PS component

A

1973

37
Q

Mnemonics:

EOMs

A

SO4 LR6 AE3

Sup oblique- CN IV (intorsion)
Lateral rectus- CN VI (abduction)
All else-CN III

38
Q

angular vein is formed by union of

A

supraorbital and supratrochear veins

39
Q

retromandibular vein is formed by the union of

A

superficial temporal and maxillary veins

40
Q

great cerebral vein of Galen and inf sagittal vein drains directly into

A

straight sinus

41
Q

Sinuses present at birth

A

ME

Maxillary and ethmoid

42
Q

post ethmoidal sinus drains into

A

superior meatus

43
Q

nasolacrimal duct drains into

A

inf meatus

44
Q

Mnemonics

Kiesselbach’s plexus

A

GASS

Greater palatine (maxillary)
Anterior ethmoidal (ophthalmic)
Sphenopalatine (maxillary)
Superior labial art

45
Q

Intrinsic & extrinsic muscles of the tongue innervated by

A

hypoglossal nerve
CN XII

EXCEPT palatoglossus

46
Q

Mnemonics

EO Muscle action

A

RAD SIN

Recti adduct
Sup intort

47
Q

Internal strabismus results as a consequence of an injury to what cranial nerve

A

Abducens

48
Q

monocular vision loss due to lesion in

A

optic nerve

49
Q

bitemporal hemianopsia due to lesion in

A

optic chiasm

50
Q

contralateral homonymous hemianopsia due to lesion in

A

optic tract

51
Q

contralateral sup quandrantanopsia due to lesion in

A

inferior optic radiation (temporal pathway or Meyer’s loop)

52
Q

contralateral inf quandrantanopsia due to lesion in

A

superior optic radiation (parietal pathway)

53
Q

cone of light is seen in

A

anteroinferior quadrant

54
Q

membrane that separates scala media and tympani

A

basilar membrane

55
Q

membrane that separates scala vestibuli and media

A

vestibular membrane

56
Q

scala media contains

A

endolymph

57
Q

maculae utricle and saccule for

A

linear acceleration

58
Q

ampullae of semicircular ducts for

A

angular acceleration

02_Anatomy (10 decks)

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