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Clinical Human Anatomy: Head and Neck > Skull, Face and Neck > Flashcards

Skull, Face and Neck Flashcards

1
Q

Surrounds the brain

A

neurocranium

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2
Q

skullcap

A

calvaria

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3
Q

suture bewtween occipital and pariatal bones

A

Lambdoid

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4
Q

What is the leading cause of facial injuries?

A

motor vehicle accidents

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5
Q

Le Fort I involves

A

maxillary bone

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6
Q

Le Fort II involves

A

nasal/maxillary/ still stable

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7
Q

Le Fort III

A

across orbital and zygomatic, movable face

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8
Q

layers of scalp

A 
Skin
CT
Aponeurosis
Loose connecti e
Pericranium
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9
Q

where does the nerve and blood supply in scalp lay?

A

CT layer

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10
Q

type of CT in scalp

A

dense

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11
Q

Connects epicranius to occipitalis

A

aponeurosis

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12
Q

What layer seperates easily from 3 previous ones?

A

Loose CT

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13
Q

Which layer facilitates spread of infection?

A

loose CT via emnissary veins

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14
Q

How many layers does pericranium have?

A

2: epicranium and endocranium

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15
Q

If a scalp wound gapes, which layer has it penetrated?

A

aponeurosis

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16
Q

Hold bolus of food against cheek and prevents cheeck from falling in

A

Buccinator

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17
Q

Obicularis oculi and obicularis oris are what time of muscle

A

smooth muscle, sphincter

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18
Q

What are the two parts of the orbiularis oculi?

A

orbital and palpebral

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19
Q

What 4 muscle make a smile

A

zygomaticus major and minor

levator labi superious

20
Q

three superficial layers of facial expression

A

occipitalis m.
auricular m.
platysma m.

21
Q

Where does the facial nerve emerge from?

A

stylomastoid foramen

22
Q

What branches are given off by facial nerve?

A

Posterior auricular

:temporal/zygomatic/buccal/marginal mandibular/ cervicle

23
Q

What nerve innervates platysma?

A

cervicle branch of CN VII

24
Q

Damage to muscles of facial expreesion if CN VII is damaged distal to stylomastoid foramen

A

Bells Palsy

25
Q

Is there a C1 dermatome?

A

no

26
Q

What provides sensory to face?

A

V1, 2, 3 and C2 and C3

27
Q

Branches of V3

A

Mental
Buccal
Auriculotemporal

28
Q

Branches of V2

A

Infraorbital
Zygomaticofacial
Zygomaticotemporal

29
Q

Branches of V1

A

Supraorbital
Supratrochlear
palpebral branch of lacrimal
from anterior ethmoid

30
Q

Where does Trigeminal nerve emerge from?

A

from brainstem at mid-pons level

31
Q

Where do the NCB of the trigeminal lay?

A

Trigeminal ganglion

32
Q

Where does the Blood supply for face and scalp come from?

A

External carotid and Internal carotid artery

33
Q

What branches of facial blood supply comes from internal carotid

A

supratrochlear and Supraorbital

34
Q

What branches of facial blood supply come from external carotid

A

FAcial artery

Superficial temporal and transverse facial

35
Q

where can you feel the pulse of facial artery?

A

Anterior to masseter mscl

36
Q

What veins feed into the retromandibular vein?

A

Superficial Temporal v + Maxillary v

37
Q

What drains into external jugular vein?

A

Posterior branch of retromandibular + auricular vein

38
Q

What drains into internal jugular vein?

A

anterior branch of retromandibular + facial vein

39
Q

Facial vein communicates with what vein?

A

Superior opthalmic vein

40
Q

Superior vein drains into ?

A

cavernous sinus

41
Q

lymph nodes located?

A

deep to SCM

42
Q

Function of tensor tympani m.

A

decreases the oscillations and dampens loud noise

43
Q

What innervates the tensor typmani m.

A

Trigeminal nerve

44
Q

Function of stapedius muscle

A

prevents overcontracting of the stapes. Stops really loud noises

45
Q

CC: hyperacuosus

A

when stapedius muscle isn’t working~ innervated by CN VII

Clinical Human Anatomy: Head and Neck (12 decks)

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