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Musculoskeletal > Lecture 21 - Mm of the Face, Jaw And Eye > Flashcards

Lecture 21 - Mm of the Face, Jaw And Eye Flashcards

1
Q

What mm draws the scalp posteriorly (backwards) and aids in wrinkling forehead?

A

Occipitalis

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2
Q

Which two mm’s make up the occipitofrontalis mm?

A

Frontalis and Occipitalis

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3
Q

What mm draws the scalp anteriorly, raises the eyebrows and wrinkles the skin of forehead horizontally?

A

Frontalis

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4
Q

What three mm are innervated by the Facial Nerve?

A

Frontalis, Occipitalis, Auricularis

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5
Q

Which two mm’s insert into the Epicranial Aponeurosis?

A

Frontalis and Occipitalis

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6
Q

Which mm inserts into the Cartilage of the ear?

A

Auricularis

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7
Q

What is the Origin for Frontalis?

A

Skin and fascia above supraorbital margin

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8
Q

What is the Origin for Occipitalis?

A

Superior nuchal line of occipital bone, and mastoid process of temporal bone

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9
Q

What is the Origin of Auricularis?

A

Superior: Epicranial Aponeurosis (Galea Aponeurotica)
Anterior: Superficial temporial fascia
Posterior: Mastoid process (superior part)

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10
Q

What four mm’s are innervated by the mandibular division of the Trigeminal Nerve?

A

Masseter, Temporalis, Medial Pterygoid, and Lateral Pterygoid

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11
Q

Which muscles of mastication elevate the mandible?

A

Masseter, Temporalis, Medial Pterygoid

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12
Q

Which muscles of mastication moves the mandible from side to side?

A

Medial and Lateral Pterygoids

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13
Q

Which mm depresses the mandible?

A

Lateral Pterygoids

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14
Q

Which mm retracts the mandible?

A

Temporalis

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15
Q

Which mm’s of mastication protract the mandible?

A

Medial and Lateral Pterygoids

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16
Q

The Zygomatic Arch is the Origin for what mm?

A

Masseter?

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17
Q

What is the insertion for the Masseter?

A

Angle and ramus of the mandible - outer surface

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18
Q

What is the Origin of the temporalis mm?

A

Temporal Fossa: parietal bone, frontal bone, temporal bone, sphenoid bone and temporal fascia

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19
Q

What is the insertion of the temporalis mm?

A

Coronoid process of the mandible and anterior ramus of the mandible

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20
Q

What is the Origin of the Medial Pterygoid mm?

A

Medial surface of lateral pterygoid plate of sphenoid bone and maxilla tuberosity

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21
Q

Angle and ramus of mandible - inner surface; is the insertion of what mm?

A

Medial Pterygoid

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22
Q

What is the Origin of the Lateral Pterygoid?

A

Greater Wing and lateral surface of the lateral pterygoid plate of the sphenoid bone

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23
Q

What is the Insertion of the Lateral Pterygoid?

A

Condylar process of mandible (pterygoid fovea) and temporomandibular capsule + disc (attaches to intraarticular disc of TMJ)

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24
Q

Which mm of the eyebrow and eyelids closes eyelids?

A

Orbicularis Oculi

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25
Which mm of the eyebrow and eyelid elevates upper eyelid (opens eye)?
Levator Palpebrae Superioris
26
Which mm causes vertical wrinkles in the forehead (as in frowning)?
Corrugator Supercilii
27
Which mm draws the medial angle of the eyebrow down and pulls the skin of the nose up? (frowning, pig face, tribal mm)
Procerus
28
Which mm is innervated by the Oculomotor Nerve (CN3)?
Levator Palpebrae Superioris
29
What is the innervation of Procerus?
Buccal Branch of the Facial Nerve (CN7)
30
Corrugator Supercilii and Orbicularis Oculi are both innervated by this nerve….
temporal branch of the facial nerve (CN7)
31
Orbicularis Oculi is additional innervated by this branch of the facial nerve...
zygomatic branches of facial nerve (CN7)
32
What is the Origin of the Levator Palpebrae Superioris?
Inferior surface of the lesser wing of the sphenoid bone
33
"The Skin of the upper eyelid (tarsal plate)" is the insertion for which mm?
Levator Palpebrae Superioris
34
"Fascia covering the nasal bone and nasal cartilage" is the origin of which mm?
Procerus
35
"Skin between the eyebrows" is the insertion of which mm?
Procerus
36
What is the Origin of the Corrugator Supercilii?
Medial end of the supercillary arch of the frontal bone
37
What is the Insertion of Corrugator Supercilii?
Skin of the eyebrow (Medial part)
38
What is the Origin of the Orbicularis Oculi?
Orbital: Medial wall of orbit and medial palpebral ligament Palpebral: Medial palpebral ligament
39
What is the insertion of the Orbicularis Oculi?
Orbital: Circular path around orbit to the medial wall of orbit and medial palpebral ligament Palpebral: lateral palpebral ligament
40
Which three mm elevate the upper lip?
Levator Labii Superioris, Levator Labii Superoris Alequae nasi, and Zygomaticus Minor
41
Which mm depresses cartilaginous parts of nose and flares nostrils?
Nasalis
42
What is the action of Zygomaticus Major?
Elevates the angle of the mouth and pulls it laterally (smiling and laughing)
43
What is the action of Orbicularis Oris?
Closes lips, compresses lips, protrudes lips, and shapes lips
44
Which mm "draws the angle of the mouth laterally"?
Risorius
45
Which mm "compresses the cheek"?
Buccinator
46
Which mm's of the nose, upper lip and cheek's are innervated by the Buccal Branch of the Facial Nerve (CN7)?
Nasalis, Levator Labii Superioris, Levator Labii Superioris Alaeque nasi, Zygomaticus Major, Zygomaticus Minor, Risorius Buccinator
47
Orbicularis Oris is innervated by which 2 branches of the Facial Nerve (CN7)?
Buccal and Mandibular Branches
48
What is the Origin of Nasalis?
Maxilla and Cartilage
49
What is the insertion of Nasalis?
Skin over the bridge of nose and alar of the nose.
50
"Maxilla; Superior to infraorbital foramen and zygomatic bone" is the origin of what mm?
Levator Labii Superioris
51
What is the insertion of Levator Labii Superioris and Levator Labii Superioris Alaeque Nasi?
Skin just medial to the angle of the mouth and orbicularis oris
52
"Frontal process of maxilla" is the origin of what mm?
Levator Labii Superioris Alaeque Nasi
53
Zygomaticus Minor and Major originate on what bone?
Zygomatic Bone
54
Zygomaticus Minor inserts where?
Skin of the upper lip
55
Zygomaticus Major inserts where?
Skin at the angle of mouth and orbicularis oris
56
What is the origin of Orbicularis Oris?
Muscle Fibers surrounding opening of mouth
57
What is the insertion of Orbicularis Oris?
Skin and muscous membranes around the mouth (Lips)
58
"Fascia over the masseter" is the origin of which mm?
Risorius
59
What is the insertion of Risorius?
Skin at the angle of the Mouth
60
What is the origin of the buccinator?
Alveolar processes of maxilla and mandible and pterygomandibular raphe
61
"Orbicularis Oris" is the insertion for which mm?
Buccinator
62
Which mm of the lower lip "draws the corners of the mouth down?"
Depressor Anguli Oris
63
Which mm of the lower lip "depresses lower lip?"
Depressor Labii Inferioris
64
What is the action of Mentalis?
Elevates and protrudes lower lip (pouting mm)
65
What is the action of Platysma?
Depresses lower jaw and lip, tenses and ridges the skin of the neck.
66
Which mm of the lower lip are innervated by the Mandibular Branch of the Facial Nerve (CN7)?
Depressor Anguli Oris, Depressor Labii Inferioris, Mentalis
67
Platysma is innervated by which branch of the Facial Nerve? (CN7)
Cervical Branch
68
The Origin of ________ & _________ is the body of the mandible (oblique line)
Depressor Anguli Oris and Depressor Labii Inferioris
69
What is the insertion of Depressor Anguli Oris?
Angle of the Mouth and blends into the orbicularis oris
70
What is the insertion of Depressor Labii Inferioris?
Skin and blends into orbicularis oris
71
The origin of _______ is the aveolar process of the mandible
Mentalis
72
the insertion of ________ is the skin of chin and lower lip
Mentalis
73
What is the origin of Platysma?
Deep fascia over anterior deltoid and pec major
74
What is the insertion of Platysma?
Body of the mandible, muscles, fascia, and skin around mouth
75
What mm of the eyeball are innervated by the oculomotor nerve?
Superior Rectus, Inferior Rectus, Medial Rectus, Inferior Oblique
76
What mm of the eyeball is innervated by the abducens nerve?******
Lateral Rectus****
77
What mm of the eyeball is innervated by the Trochlear Nerve********
Superior Oblique*****
78
What mm's of the eyeball originate on the "Tendinous ring on the posterior wall of the orbital cavity"?
Superior Rectus, Inferior Rectus, Lateral Rectus and Medial Rectus MM's
79
What is the insertion of Superior Rectus?
Superior surface of the eyeball just posterior to the corneoscleral junction
80
What is the insertion of Inferior Rectus?
Inferior Surface of the eyeball just posterior to the corneoscleral junction
81
What is the insertion of Lateral Rectus?
Lateral surface of the eyeball just posterior to the corneoscleral junction
82
What is the insertion of Medial Rectus?
Medial surface of the eyeball just posterior to the corneoscleral junction
83
"Posterior wall of the orbital cavity" is the origin of which mm of the eyeball?
Superior Oblique
84
What is the insertion for Superior Oblique?
Pass through fascial pulley and is attached to the superior surface of the eyeball beneath the superior rectus.
85
What is the origin of Inferior Oblique?
Floor of the orbital cavity
86
What is the insertion of Inferior Oblique?
Lateral surface of the eyeball deep to the lateral rectus mm
87
What is the action of Superior Rectus?
Raises the cornea (eye) upward and medially
88
What is the action of Inferior Rectus?
Depresses the cornea (eye) downward and medially
89
What is the action of Medial Rectus?
Rotates the eyeball so that the cornea looks medially (ADduct the eyeball)
90
What is the action of Lateral Rectus?
Rotates the eyeball so that the cornea looks laterally (ABduct the eyeball)
91
What is the action of Superior Oblique?
Rotates the eyeball so that the cornea looks downward and laterally
92
What is the action of Inferior Oblique?
Rotates the eyeball so that the cornea looks upward and laterally.
93
For Left Eye Gaze, What is the L and R eyes doing?
L eye abducts and R eye adducts
94
List the Branches of the Facial Nerve:
``` Please: Posterior Oricular Tell: Temporal Ziggy: Zygomatic Bob: Buccal Marley: Mandibular Called: Cervical ```

Musculoskeletal (2 decks)

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