Head Flashcards

0
Q

Unpaired bones

A
Frontal
Occipital
Sphenoid
Ethmoid
Vomer
Mandible
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1
Q

Bones of the skull

A

22

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2
Q

Jxn bet frontal, parietal, squamous temporal, and great wing of sphenoid

A

Pterion

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3
Q

Epidural hematoma. Bleeding ______

A

Middle meningeal artery

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4
Q

Contains the internal acoustic meatus, conducts CNVII, CN VIII

A

Petrous portion of temporal bone

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5
Q

anterior cranial fossa is found, contains CN I

A

Ethmoid

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6
Q

Le fort II

A

Posterolateral part of the maxillary sinuses, CENTRAL part of the face separated from cranium

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7
Q

Tendinous sheet covering the calvaria

A

Galea aponeurotica

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8
Q

Contains the emissary veins/DANGER area

A

Loose connective tissue

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9
Q

Premature closure of coronal suture

A

Oxycephaly/ acrocephaly

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10
Q

Premature closure of Sagittal suture

A

Scaphocephaly

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11
Q

Premature closure of coronal and lamboidal suture

A

Plagiocephaly

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12
Q

Procencephalon divides into

A

Telencephalon and diencephalon

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13
Q

Rhombencephalon to

A

Metencephalon, myelencephalon

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14
Q

Cerebrum

A

Telencephalon

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15
Q

Thalamus

A

Diencephalon

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16
Q

Midbrain

A

Mesencephalon

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17
Q

Pons, cerebellum

A

Metencephalon

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18
Q

Medulla

A

Myelencephalon

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19
Q

Neural crest derivatives

A

Pigment cells or retina, cells of adrenal medulla
Sensory ganglia of spinal nerves and cranial nerves
Meninges
Neurolemmal sheath of peripheral nerve

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20
Q

Meninges

A

Dura mater
Arachnoid mater
Pia mater

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21
Q

Meningeal septa

A

Falx cerebri
Tentorium cerebelli
Falx cerebelli
Diaphragma sella

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22
Q

Innervation of dura matter

A

Trigeminal n.

First 3 cervical n.

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23
Q

Contains the CSF

A

Subarachnoid space

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24
Primary motor area
Precentral gyrus
25
Primary sensory
Post central gyrus
26
Motor Aphasia
Broca's area
27
Sensory aphasia
Wernicke's aphasia
28
UMN vs. LMN lesion
UMN: spastic, clonus, hyperreflexia, inc muscle tone LMN: flaccid, atrophy, fasciculation, dec muscle tone
29
Vestibular apparatus for equilibrium
Floculonodular n/vestibulocerebellum
30
Coordination of limb movements, regulation of muscle tone
Anterior cerebellar lobe/neocerebellum
31
Coordination of voluntary movements
Posterior lobe/ Paleocerebellum
32
Ataxia, intention tremors, dysmetria, dysdiadochokinesia
Posterior lobe syndrome
33
Gait instability
Anterior lobe syndrome
34
Trunkal ataxia
Floccunodular lobe syndrome
35
CSF flow
LATERAL VENT.--> intervent. Foramen of Monroe --> 3rd vent--> aqueduct of Sylvius--> 4th vent.--> for amen of Magendie and Luschka--> subarachnoid space-->arachnoid villi-->sup Sagittal sinus-->transverse sinus--> sigmoid sinus-->internal jugular vein
36
CSF pressure
60-150
37
Lumbar puncture done at
L3-L4 or L4-L5
38
Degeneration of substantia nigra
Parkinson's dse
39
Degeneration of striatal neurons
Chorea
40
Contralateral subthalamic nucleus damage
Hemiballismus
41
Cranial nerve- mixed sensory and motor
5,7,9,10
42
CN in midbrain
III, IV
43
CN in pons
V, VI, VII, VIII
44
CN in medulla
IX, X, XI, XII
45
Supratentorial CN
I, II
46
Medial CN
III, VI, XII
47
Optic canal
CN II and ophthalmic artery
48
Superior orbital fissure
III, IV, VI, V1, ophthalmic vein
49
Foramen rotundom
V2(maxillary nerve)
50
Foramen ovale
Mandibular nerve (V3)
51
Jugular foramen
IX, X, XI
52
Hypoglossal canal
CN XII
53
Internal acoustic meatus
CN VII, VIII
54
Foramen magnum
Medulla and meninges, vertebral arteries, CN XI spinal roots
55
First part of subclavian artery
Vertebral - brain thyrocervical - trunk internal thoracic - inf. thyroid, breast
56
Second part
Costovertebral
57
"Worst headache of my life"
Berry aneurysm
58
Common sites of Berry aneurysm
MCA, Posterior communicating a ., Anterior communicating a.
59
Occulomotor nerve compression
Lesion on Post communicating a., Internal carotid a., PCA
60
Trumpeter's muscle
Buccinatorr
61
Dangerous triangle
Root of the nose and two angles of the mouth
62
Structures affected by cavernous sinus thrombosis
CN III, IV and VI ophthalmic and maxillary divisions of CN V internal carotid a.
63
____opens the jaw
Lateral pterygoid
64
5 branches of facial n.
``` Temporal Zygomatic Buccal Mandibular Cervical ```
65
Intrinsic muscle of the tongue
Palatoglossal-elevation Styloglossal-retraction Hyoglossus-depression Genioglossus-protrusion
66
Palatoglossus innervated by ____
CN 10
67
R optic n lesion
Blindness of R eye (optic neuritis)
68
Optic chiasm lesion
Bitemporal hemianopsia (pituitary adenoma)
69
Right angle of chiasm lesion
R nasal hemianopsia (aneurysm of ICA)
70
R optic tract lesion
L homonymous hemianopsia