Face Scalp Parotid Flashcards

0
Q

SCALP stands for:

A
Skin
Connective Tissue
Aponeurosis
Loose CT
Periosteum
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1
Q

scalp extends down to where?

A

includes forehead and supreorbital margins

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2
Q

which layers can move in the scalp

A

first three layers

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3
Q

aponeurosis attaches to 2 muscles

A

occipital and frontalis

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4
Q

3 reasons why scalp wounds bleed so much

A
  1. rich anastamoses between internal/external carotid
  2. scalp wounds gap
  3. fibrous septa restrict small artery constriction
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5
Q

once any laceration breaches loose CT what happens?

A

profuse bleeding

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6
Q

in the face, what layer do you not have compared to scalp?

A

loose CT

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7
Q

in the face layers, instead of aponeurosis there is?

A

facial muscles

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8
Q

muscles arise from? insert?

A

arise from bone of fascia

insert into skin of face

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9
Q

Face
spincters:
dilators:

A

orbicularis

depressor/levator

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10
Q

facial muscles arise from what?

A

2nd pharangeal arch

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11
Q

Anterior skin to front of ears innervated by?

A

trigeminal (CN V)

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12
Q

3 divisions of trigeminal:

A

opthalmic (V1)
maxillary (v2)
mandibular (V3)

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13
Q

posterior skin until behind ears innervated by?

A

dorsal rami of cervial nerves

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14
Q

C1 does which sensory innervation nerves?

A

None

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15
Q

what is trigeminal neuralgia?

A

intense period of facial pain

16
Q

Trigeminal V1 goes through which orifice?

A

opthalmic

superior orbital fissure

17
Q

Trigeminal V2 goes through which skull hole?

A

Maxillary

Foramen Rotundum

18
Q

Trigeminal V3 goes through which skull hole?

A

Mandibular

Foramen Ovale

19
Q

describe the facial nerve’s path

A

off of external carotid, tortuous and gives off branches to nose and face

20
Q

describe the superficial temporal artery

A

comes off of external carotid artery

21
Q

name branches of internal carotid for the face

A

supraorbital:
supratrochlear:

22
Q

3 important branches of external carotid artery to head:

A

superifical temporal
posterior auricular
occipital

23
Q

difference between facial vein vs. artery?

A

vein is straighter, less tortuous

24
Q

risk of what with popping a pimple in the nose/upper lips areas?

A

thrombophlebitis of facial vein

25
Q

there is a ring of lymph nodes at base of skull: 6 regions are:

A
submental
submandibular
preauricular
parotid
mastoid
occipital
26
Q

Location of parotid gland:

A
below zygomatic arch
ant. to mastoid process/ear
above angle of mandible
posterior to masseter
superficial to styloid process
27
Q

parotid gland wrapped in? affected in which condition?

A

parotid fascia

affected in Mumps

28
Q

trace the parotid gland salivary pathway to the mouth

A

emerges anterior border
onto masseter
turns medially, pierces buccinator
enters near second upper molar

29
Q

name parotid gland layer superficial to deep

A
  1. cranial nerve VII:facial
  2. retromandibular vein
  3. external carotid artery
  4. scattered parotid lymph nodes
30
Q

facial nerve exits skull where?

A

styloid mastoid foramen

31
Q

what happens after facial nerve exits skull?

A
give off:
posterior auricular
occipitalis supply
posterior belly digastric
stylohyoid
32
Q

after facial nerve enters parotid, what happens?

A

branches into a plexus called pes anserinus

33
Q

name the 5 branches of facial nerve from top superior to inferior

A
Temporal
Zygomatic
Buccal
Mandibular
Cervical
34
Q

retromandibular vein formed by things?

A

temporal and maxillary

35
Q

external carotid artery divides into 2 big things

A

maxillary

superficial temporal

36
Q

injury to facial nerve causes?

A

facial droop

37
Q

most common cause of facial nerve dysfunction?

A

Bell’s Palsy, unknown etiology, treat with steroids early