Face I Flashcards

1
Q

Facial muscles are innervated by

A

CN VII

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2
Q

Facial function is bounded by

A

hairline, chin, & external ears

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3
Q

What are the 5 facial branches?

A

Temporal
Zygomatic
Buccal
Mandibular
Cervical

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4
Q

What are the lip raiser muscles?

A
  • Levator labii superioris
  • Zygomaticus major
  • Zygomaticus minor
  • Levator anguli oris
  • Levator labii superioris alaeque nasi
  • Risorius
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5
Q

What are the lip depressors?

A
  • Depressor labii inferioris
  • Depressor anguli oris
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6
Q

Mouth, Chin & Cheek muscles

A

Mouth = Orbicularis oris
Chin = Mentalis
Cheek = Buccinator

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7
Q

Action, posterior & anterior attachment of buccinator muscle

A

Action: presses mucosa against teeth
Posterior attachment: pterygomandibular raphe
Anterior attachment: corners of mouth, blending w/ the orbicularis oris

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8
Q

Muscles of the nose. What are the parts of the nasalis?

A
  • Nasalis = Transverse & Alar
  • Depressor septi
  • Procerus
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9
Q

Muscles of the eyes. What are parts of the orbicularis oculi?

A
  • Orbicularis oculi = Palpebral & Orbital
  • Corrugator Supercilii
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10
Q

What is the facial gland called?

A

Parotid gland

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11
Q

Temporal branch of the facial n. innervates

A

frontalis, orbicularis, oculi, & corrugator supercilli

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12
Q

Zygomatic branch of the facial n. innervates

A

Orbicularis oculi

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13
Q

Buccal branch of the facial n. innervates

A

orbicularis oris, buccinator & zygomaticus

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14
Q

Marginal mandibular branch of the facial n. innervates

A

Mentalis

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15
Q

Cervical branch of the facial n. innervates

A

Platysma

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16
Q

Label the facial branches

A

1 = Temporal branch
2 = Zygomatic branch
3 = Buccal branch
4 = Marginal Mandibular branch
5 = Cervical branch

17
Q

Sensory innervation for most of the face

A

CN V

18
Q

V1, V2 & V3 innervate what part of face?

A

V1 = innervates tip of nose & above eyes
V2 = innervates part of midface & around nose
V3 = innervates everything around mandible, except the angle

19
Q

Branches of V1? What do they pass through?

A

Supraorbital
- Goes through supraorbital foramen/notch

Supratrochlear
- Goes through orbit

20
Q

Branches of V2? What do they pass through?

A

Infraorbital
- Goes through infraorbital foramen

Zygomaticotemporal
- Goes through zygomaticotemporal foramen

Zygomaticofacial
- Goes through zygomaticofacial foramen

21
Q

Branches of V3? What do they pass through?

A

Mental
- passes through mental foramen

22
Q

The facial artery branches off of

A

external carotid artery

23
Q

What are the cervical branches of the facial artery?

A

Ascending palatine
Tonsillar
Glandular
Submental

24
Q

What are the facial branches of the facial artery?

A

Inferior labial
Superior labial
Lateral nasal
Angular (terminal)

25
Q

What are the vascularization branches of the facial artery?

A

Cervical branches, facial branches, superficial temporal artery, ophthalamic branches, & angular v.

26
Q

What’s the danger triangle?

A

Angular vein drains w/ rest of facial blood towards internal jugular vein

27
Q

Label

A

1 = Orbicularis oris
2 = Mentalis

28
Q

Label

A

1 = Zygomaticus major
2 = Levator anguli oris
3 = Zygomaticus minor
4 = Levator labii superioris
5 = Levator labii superioris alaeque nasi
6 = Risorius
7 = Depressor labii inferioris
8 = Depressor anguli oris

29
Q

Label

A

1 = Frontalis
2 = Galea aponeurotica
3 = Occipitalis
4 = Platysma