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Head and Neck > Anatomy Week 1 Wet > Flashcards

Anatomy Week 1 Wet Flashcards

1
Q

most common joint between bones of the skull

A

suture joint

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2
Q

what is the neurocranium

A

big dome of the head

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3
Q

what is the viscerocranium

A

facial part of the skull

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4
Q

3 layers of skull bone

A

cortical bone sandwiches spongy bone (dilpoe) in the middle

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5
Q

where is the red marrow in skull bone

A

in the diploe

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6
Q

sagittal suture

A

left and right parietal

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7
Q

coronal suture

A

frontal and parietal

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8
Q

lambdoid suture

A

parietal and occipital

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9
Q

which bones form the zygomatic arch

A

temporal and zygomatic

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10
Q

what suprahyoid muscle attaches to the styloid process

A

stylohyoid

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11
Q

what bone does the styloid process belong to

A

temporal

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12
Q

where are the pterygoid plates

A

on the sphenoid bone. seen on the inferior surface, like wings off to the sides

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13
Q

what structure is at the anterior of each plate

A

and pterygoid hamulus

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14
Q

where is the palatine bone

A

just posterior to the maxilla within the oral cavity

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15
Q

3 divisions of fossa of the floor of the skull

A

anterior cranial
middle cranial
posterior cranial

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16
Q

biggest foramen of the skull base

A

foramen magnum

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17
Q

what passes through the foramen magnum

A

medulla and meninges, right and left vertebral arteries, CN XI

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18
Q

what nerves branches pass through the foramen ovale and spinosum

A

CN V3 (mandibular)

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19
Q

the jugular foramen carries which nerves

A

CN IX, X, XI

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20
Q

cranial nerves I –> VI

A 
I - olfactory
II - optic
III - oculomotor
IV - trochlear
V - trigeminal
VI - abducent
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21
Q

cranial nerves VII –> XII

A 
VII - facial
VIII - vestibulocochlear
IX - glossopharyngeal
X - vagus
XI - spinal accessory
XII - hypoglossal
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22
Q

cranial nerve VI

A

abducent –> superior orbital fissure
motor
turns the eye laterally

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23
Q

what are the four groups of sinuses

A

ethmoid, frontal, sphenoid and maxillary

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24
Q

what are the auditory ossicles

A

three bones which connect along the tympanic cavity to the tympanic membrane: malleus, incus, stapes

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25
Q

what foramen is on the petrous part of the temporal bone

A

the internal acoustic meatus

26
Q

5 layers of scalp

A 
Skin
Connective tissue (dense)
Aponeurosis (epicranial aponeurosis)
Loose Connective Tissue
Pericranium
27
Q

on which bone do you find the nuchal lines

A

occipital bone

28
Q

what two muscles are connected by the epicranial aponeurosis

A

frontal and occipital belly of the occipitofrontalis muscle

29
Q

innervation of anterior part of scalp

A

all 3 branches of trigeminal V

30
Q

innervation of posterior part of scalp

A

anterior and posterior rami of spinal nerves C2 and C3

31
Q

the brachial plexus forms from the ventral rami of what spinal nerves

A

C5-T1

32
Q

what is occipital neuralgia

A

severe pain in the back of the head

33
Q

what is a rhizotomy

A

intradural severing of the nerve roots in the spinal cord

34
Q

most vascularised layer of scalp

A

dense connective tissue

35
Q

supratrochlear and supraorbital artery are branches of what neck artery

A

internal carotid

36
Q

branching from carotid to angular artery

A

carotid –> external carotid –> facial –> angular

37
Q

3 scalp arteries with supply from the external carotid

A

superficial temporal artery
posterior auricular artery
occipital artery

38
Q

what artery branches to the superficial temporal artery

A

external carotid

39
Q

vein than goes up the forehead

A

supraorbital

40
Q

smaller vein alongside supraorbital

A

supratrochlear

41
Q

what vein does the facial vein drain into

A

internal jugular and a bit external

42
Q

what vein do the supra-orbital and supratrochlear drain into

A

facial vein

43
Q

what veins unite to form the external jugular

A

posterior auricilar, retromandicular and facial branch

44
Q

relation of external jugular to the scm

A

superficial

45
Q

in which direction does the buccinator run

A

posterior –> anterior

46
Q

what direction does the masseter run

A

superior –> inferior (wee bit anterior leaning)

47
Q

what nerve innervates the muscles of facial expression

A

facial nerve VII

48
Q

three branches trigeminal nerve

A

opthalmic
maxillary
mandibular

49
Q

5 branches of facial nerve

A 
Temporal
Zygomatic
Buccal
Mandibular
Cervical
50
Q

nerve, artery and vein embedded within the parotid gland

A

facial nerve and its branches
external carotid artery
retromandibular vein

51
Q

parasympathetic supply of parotid gland

A

glossopharyngeal IX

52
Q

sympathetic supply of parotid gland

A

external carotid nerve plexus

53
Q

superficial temporal artery is a branch off the

A

external carotid

54
Q

facial artery is a branch off the

A

external carotid

55
Q

supratrochlear artery is a branch off the

A

internal carotid

56
Q

posterior auricular artery is a branch off the

A

internal carotid

57
Q

what artery wraps around the mandible to reach the face

A

facial artery

58
Q

what muscle does the facial artery lie over as it goes to the face

A

masseter

59
Q

submandibular gland is ‘grooved’ by what artery

A

facial artery

60
Q

terminal branch of facial artery

A

angular artery

Head and Neck (14 decks)

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