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Myology 200 > Facial Expression and Head > Flashcards

Facial Expression and Head Flashcards

1
Q

Occipitofrontalis

A

Occipitalis:
occiptal and temporal –> galea aponeurotica
Frontalis
galea aponeurotica –> fascia and skin of eyes and nose

A: Occipitalis - draws scalp posteriorly
Frontalis – draws scalp anteriorly; raises eyebrows and skin over nose and eyes

N: Facial Nerve (CN VII)
Art: Occipital, posterior auricular, opthalmic

surprise, shock, horror, fright, recognition

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2
Q

Temporoparietalis

A 
O: galea aponeurotica
I:  fascia superior to the ear
A: elevates ear
N: Facial (CN VII)
Art: Superficial temporal and posterior auricular
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3
Q

Auricular: Anterior

A

O: galea aponeurotical and anterior temporal
I: anterior ear
A: draws ear anteriorly
N: Facial (CN VII)
Art: Superficial temporal and posterior auricular

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4
Q

Auricular: Superior

A

O: galea aponeurotica and superior temporal
I: superior ear
A: draws ear superiorly
N: Facial (CN VII)
Art: Superficial temporal and posterior auricular

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5
Q

Auricular: Posterior:

A 
O: posterior temporal
I: posterior ear
A: draws ear posteriorly
N: Facial (CN VII)
Art: Superficial temporal and posterior auricular
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6
Q

Orbicularis oculi

A

Three parts: Orbital, Palpebral and lacrimal
Form an oval sphincter encircling the eye
Frontal bone, maxilla and lacrimal bones

A: closes and squints the eye
N: Facial (CN VII)
Art: facial and superficial temporal artery (Branches of external carotid)

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7
Q

Corrugator supercilli

A 
O: inferior frontal bone
I: fascia of medial eyebrow
A: draws eyebrows inferiorly and medially (squints)
N: facial (CN VII)
Art: opthalmic
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8
Q

Levator Palpebrae Superioris

A 
O: spheniod (anterior surface of lesser wing)
I: Tissue of upper eyelid
A: Elevates upper eyelid
N: Occulomotor (CN III)
Art: opthalmic
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9
Q

Procerus

A

O: fascia and skin of nasal bone
I: fascia and skin of medial eyebrows
A: draws medial eyebrows inferiorly (squints) and wrinkles skin of nose upwards
N: facial (CN VII)
A: Facial artery (branch of external carotid)

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10
Q

Nasalis

A

Transverse:
maxilla lateral to nose –> opposite side nasals of upper cartilage
==> constricts nostrils

Alar
maxilla at nostrils –> alar cartilage of nose
==> flares nostrils

Nerve: facial (CN VII)
Artery: Facial artery ( branch of external carotid)

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11
Q

Depressor septi nasi

A

O: incisive fossa of maxilla
I: cartilage and septum of nose
A: constricts nostrils (by pulling septum down)
N: facial nerve (CN VII)
Art: facial artery (branch of external carotid)

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12
Q

Levator labii superioris aleque nasi

A

O: maxilla (frontal process)
I: lateral part of upper lip, cartilage of nose
A: flares nostrils and elevates upper lip
N: facial (CN VII)
Art: infraorbital artery (branch of maxillary)

anger, smile, smug, contempt, distain

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13
Q

Levator labii superioris

A 
O: Maxilla (inferior orbital margin)
I: lateral part of upper lip
A: elevates upper lip
N: Facial (CN VII)
Art: facial artery (branch of external carotid)

smile smug contempt distain

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14
Q

Levator anguli oris

A 
O: Maxilla (canine fossa)
I: Angle of the mouth/modiolus
A: elevates angle of the mouth
N: facial (CN VII)
Art: facial artery (branch of external carotid)

smile, sneer, vampire

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15
Q

Zygomaticus minor

A

O: zygomatic bone (close to zygomatico-maxillary suture)
I: upper lip
A: elevates upper lip
N: facial (CN VII)
Art: facial artery (branch of the external carotid)

smile smug distain contempt

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16
Q

Zygomaticus major

A

O: zygomatic bone (close to zygomatico-temporal suture)
I: angle of the mouth (modiolus)
A: elevates angle of the mouth
N: facial (CN VII)
Art: facial artery (branch of external carotid)

smiling and laughing

17
Q

Risorius

A

O: fascia of the mandible (superficial to masseter)
I: angle of the mother (modiolus)
A: draws angle of mouth laterally
N: facial (CN VII)
Art: facial artery (branch of the external carotid)

laughing, smiling, grinning

18
Q

Depressor Anguli Oris

A 
O: oblique line of the mandible
I: angle of mouth (modiolus)
A: depresses angle of the mouth
N: facial (CN VII)
Art: facial artery (branch of the external carotid)

sadness. uncertainty

19
Q

Depressor labii inferioris

A

O: medial part of the oblique line of the mandible
I: lower lip (midline)
A: depresses lower lip
N: facial (CN VII)
Art: facial artery (branch of external carotid)

sorrow. doubt. irony

20
Q

Which muscle of the face and head is not innervated by either the facial or the trigeminal nerve?

A

levator palpebrae superioris (occulomotor nerve – CN III)

21
Q

Mentalis

A

O: incisive fossa of the mandible
I: skin of the chin
A: elevates, everts and protracts lower lip (pouty face)
N: facial (CN VII)
Art: facial artery (branch of external carotid)

22
Q

Buccinator

A

O: maxilla and mandible
I: lips and modiolus
A: compresses cheeks against teeth. (hypercheekbone face)
N: facial (CN VII)
Art: MAXILLARY and facial (branch of external carotid)

23
Q

Orbicularis oris

A

Circular muscle around the lips. Fibres pull towards each modiolus as the muscle contracts.

A: closes mouth, protracts lips
N: facial (CN VII)
Art: facial artery (branch of the external carotid).

24
Q

Temporalis

A 
O: temporal fossa
I: coronoid process and rams of mandible
A: elevates and retracts the jaw
N: trigeminal (CN V)
Art: maxillary and superficial temporal
25
Q

Masseter

A

Superficial layer:
zygomatic bone and zygomatic arch –> angle and 1/2 ramus of mandible
Action: elevates and protracts jaw

Deep layer:
inferior margin and deep surface of zygomatic arch –> coronoid process 1/2 ramus of mandible
Action: elevates and retracts jaw

N: trigeminal (CN V)
A: maxillary (branch of external carotid)

26
Q

Medial pterygoid

A

two heads: superficial and deep

O: sphenoid (mostly), palatine and maxilla
I: angle and inferior surface of mandible
A: elevation, protraction, CL deviation of mandible
N: trigeminal (CN V)
Art: maxillary (branch of external carotid)

27
Q

Lateral pterygoid

A

Two heads: superior and inferior

O: sphenoid
I: capsule, articular disc, and neck of mandible
A: protraction, CL deviation of mandible
N. trigeminal (CN V)
Art: maxillary (branch of external carotid)

28
Q

What muscle are fed by the opthalmic artery?

A

Corrugator supercilli
Levator palpebrae superioris
Occipitofrontalis (with occipital and posterior auricular)

29
Q

Which muscle is fed by the infraorbital artery?

A

Levator labii superioris aleque nasi

30
Q

What are the muscles of mastication?

A

Temporalis
Masseter
Medial pterygoid
Lateral pterygoid

31
Q

What are the muscles of the scalp?

A

Occipitofrontalis
Temporoparietalis
Auricular (anterior, posterior, superior)

32
Q

What are the muscles around the eye?

A

Orbicularis occuli
Corrigator supercilli
Levator palpebrae superioris

33
Q

What are the muscles of the nose?

A

Procerus
Nasalis
Depressor septi nasi

34
Q

What are are the Cranial Nerves that are also referred to as: facial, trigeminal, occomotor?

A

Facial - 7
Trigeminal – 5
Occulomotor – 3

35
Q

How many muscles attach into the modiolus?

A

Six

Levator anguli oris
Zygomaticus major
Depressor anguli oris
Risorius
Buccinator
Orbicularis oris.

Myology 200 (5 decks)

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