Spinal Lab > Lab Practical 2 > Flashcards

Lab Practical 2 Flashcards

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1
Q

What muscles are innervated by the temporal branches of the facial nerve?

A
  • Frontalis Belly, Epicranium
  • Corrugator Supercilii
  • Superior Auricular
  • Temporoparietalis
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2
Q

What muscles are innervated by the temporal & zygomatic branches of the facial nerve?

A
  • Orbital and Palpebral part, Orbicularis Oculi
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3
Q

What muscles are innervated by the superior buccal branches of the facial nerve?

A
  • Procerus
  • Compressor Naris
  • Dilatator Naris
  • Depressor Septi
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4
Q

What muscles are innervated by the buccal branches of the facial nerve?

A
  • Levator Labii Superioris
  • Levator Labii Superioris Alaeque Nasi
  • Zygomaticus Minor & Major
  • Levator Anguli Oris
  • Buccinator
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5
Q

What muscles are innervated by the buccal & mandibular branches of the facial nerve?

A
  • Orbicularis Oris

- Risorius

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6
Q

What muscles are innervated by the mandibular branches of the facial nerve?

A
  • Mentalis
  • Depressor Labii Inferioris
  • Depressor Anguli Oris
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7
Q

What muscles are innervated by the oculomotor nerve?

A
  • Levator Palpebra Superioris
  • Superior Rectus
  • Inferior Rectus
  • Medial Rectus
  • Inferior Oblique
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8
Q

What muscle is innervated by the abducent nerve?

A
  • Lateral Rectus
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9
Q

What muscle is innervated by the trochlear nerve?

A
  • Superior Oblique
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10
Q

What muscles are innervated b the posterior auricular branch of facial nerve?

A
  • Posterior Auricular

- Occipitalis Belly, Epicranius

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11
Q

What is the innervation of the temporalis muscle?

A

Ant. and Post. deep temporal branches, mandibular division, trigeminal nerve

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12
Q

What is the innervation of the masseter muscle?

A

Masseteric branch, mandibular division, trigeminal nerve

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13
Q

What is the innervation of the medial pterygoid?

A

medial pterygoid branch, mandibular division, trigeminal nerve

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14
Q

What is the innervation of the lateral pterygoid?

A

Lateral pterygoid branch, mandibular division, trigeminal nerve

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15
Q

What is the innervation of the anterior scalene?

A

ventral rami C2-C6

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16
Q

What is the innervation of the middle scalene?

A

ventral rami C3-C6

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17
Q

What is the action of the frontalis belly, epicranium?

A

pulls scalp forward; wrinkles forehead & raises eyebrows

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18
Q

What is the action of the occipitalis belli, epicranius?

A

pulls scalp backward

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19
Q

What is the action of the procerus?

A

depress eyebrows medially

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20
Q

What is the action of the compressor naris?

A

compress cartilage at bridge of nose

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21
Q

What is the action of dilatator naris?

A

widens, dilates nostrils and anterior nasal aperture

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22
Q

What is the action of corrugator supercilii?

A

draws eyebrow medial and down (forms vertical furrow between eyebrows)

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23
Q

What is the action of levator labii superioris?

A

raises and everts upper lip

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24
Q

What is the action of levator labii superioris alaeque nasi?

A

raises and everts upper lip; dilates nostril

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25
What is the action of zygomaticus minor?
raises upper lip; produces nasolabial groove
26
What is the action of zygomaticus major?
draws angle of mouth up and out
27
What is the action of levator anguli oris?
raises angle of mouth; produces nasolabial groove
28
What is the action of orbicularis oris?
close mouth; purse and protrude lips
29
What is the action of buccinator?
compress cheeks against teeth
30
What is the action of risorius?
draws back angle of mouth
31
What is the action of mentalis?
raises and protrudes lower lip
32
What is the action of depressor labii inferioris?
draws lower lip down
33
What is the action of depressor anguli oris?
draws corner of mouth down and out
34
What is the action of levator palpebra superioris?
elevates upper eyelid
35
What is the action of superior rectus?
elevate and adduct the cornea; intorsion
36
What is the action of inferior rectus?
depress and adduct the cornea; extorsion
37
What is the action of medial rectus?
adducts cornea
38
What is the action of lateral rectus?
abducts cornea
39
What is the action of superior oblique?
depress and abduct the cornea; intorsion
40
What is the action of inferior oblique?
elevate and abduct the cornea; extorsion
41
What is the action of temporalis?
elevate and retract mandible
42
What is the action of masseter?
elevate and protract mandible
43
What is the action of medial pterygoid?
elevate and protract mandible; assists in gliding or rotatory movement
44
What is the action of lateral pterygoid?
protracts mandible; pulls disc forward; depress chin and assist in gliding or rotatory movement
45
What bones make up the coronal suture?
- Frontal Bone | - Lft./Rt Parietal
46
What bones make up the sagittal suture?
- Lt/Rt Parietal
47
What bones make up the bregma?
- Frontal - Lt/Rt Parietal (2 arrows)
48
What bones make up the lambdoid suture?
- Occiput | - Lt/Rt Parietal
49
What bones make up the Lambda?
- Occiput - Lt/Rt Parietal (2 arrows)
50
What bones make up the internasal suture?
- Lt/Rt nasal
51
What bones make up the cruciate suture?
- Lt/Rt Maxilla | - Lt/Rt Palatine
52
What bones make up the intermaxillary suture?
- Lt/Rt Maxilla
53
What bones make up the interpalatine suture?
- Lt/Rt Palatine
54
What bones make up the palatomaxillary suture?
- Lt/Rt Maxilla | - Lt/rt Palatine
55
What bones make up the incisive suture?
Lt/Rt Maxilla
56
What bones make up the inferior orbital fissure?
- Sphenoid - Palatine - Maxilla - Zygomatic
57
What bones make up the Anterior ethmoidal foramen?
- Frontal | - Ethmoid
58
What bones make up the posterior ethmoidal foramen?
- Frontal | - Ethmoid
59
What bones make up the piriform aperture?
- Lt/Rt Maxilla | - Lt/Rt Nasal
60
What bones make up the incisive foramen and canal?
- Lt/Rt Maxilla
61
What bones make up the greater palatine foramen?
- Lt/Rt Palatine | - Lt/Rt Maxilla
62
What bones make up the pterygomaxillary fissure?
- Sphenoid | - Lt or Rt Maxilla
63
What bones make up the jugular foramen?
- Occiput | - Lt/Rt Temporal
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