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Spinal Anatomy > Spinal Practical 2 > Flashcards

Spinal Practical 2 Flashcards

1
Q

Frontalis belly, epicranius; Innervation

A

Temporal branches of facial nerve

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2
Q

Frontalis belly, epicranius; Action

A

Pulls scalp forward; wrinkles forehead & raises eyebrows

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3
Q

Occipitalis belly, epicranius; Innervation

A

Posterior auricular branch of facial nerve

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4
Q

Occipitalis belly, epicranius; Action

A

Pulls scalp backward

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5
Q

Corrugator supercilii; Innervation

A

Temporal branches of facial nerve

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6
Q

Corrugator supercilii; Action

A

Draws eyebrow medial & down (forms vertical furrow between eyebrows)

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7
Q

Procerus; Innervation

A

Superior buccal branches of facial nerve

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8
Q

Procerus; Action

A

Depress eyebrows medially

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9
Q

Palpebral part, orbicularis oculi; Innervation

A

Temporal & zygomatic branches of facial nerve

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10
Q

Orbital part, orbicularis oculi; Innervation

A

Temporal & zygomatic branches of facial nerve

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11
Q

Compressor naris; Innervation

A

Superior buccal branches of facial nerve

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12
Q

Compressor naris; Action

A

Compress cartilage at bridge of nose

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13
Q

Dilatator naris; Innervation

A

Superior buccal branches of facial nerve

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14
Q

Dilatator naris; Action

A

Widens, dilates nostrils & anterior nasal aperture

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15
Q

Levator labii superiors alaeque nasi; Innervation

A

Buccal branches of facial nerve

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16
Q

Levator labii superiors alaeque nasi; Action

A

Raises & everts upper lip; dilates nostril

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17
Q

Depressor septi; Innervation

A

Superior buccal branches of facial nerve

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18
Q

Depressor septi; Action

A

Widens nostril

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19
Q

Orbicularis oris; Innervation

A

Buccal & mandibular branches of facial nerve

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20
Q

Orbicularis oris; Action

A

Close mouth; purse & protrude lips

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21
Q

Buccinator; Innervation

A

Buccal branches of facial nerve

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22
Q

Buccinator; Action

A

Compress cheeks against teeth

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23
Q

Levator labii superioris; Innervation

A

Buccal branches of facial nerve

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24
Q

Levator labii superioris; Action

A

Raises & everts upper lip

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25
Q

Risorius; Innervation

A

Buccal & mandibular branches of facial nerve

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26
Q

Risorius; Action

A

Draws back angle of mouth

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27
Q

Zygomaticus minor; Innervation

A

Buccal branches of facial nerve

28
Q

Zygomaticus minor; Action

A

Raises upper lip; produces nasolabial groove

29
Q

Levator anguli oris; Innervation

A

Buccal branches of facial nerve

30
Q

Levator anguli oris; Action

A

Raises angle of mouth; produces nasolabial groove

31
Q

Zygomaticus major; Innervation

A

Buccal branches of facial nerve

32
Q

Zygomaticus major; Action

A

Draws angle of mouth up and out

33
Q

Depressor labii inferioris; Innervation

A

Mandibular branches of facial nerve

34
Q

Depressor labii inferioris; Action

A

Draws lower lip down

35
Q

Mentalis; Innervation

A

Mandibular branches of facial nerve

36
Q

Mentalis; Action

A

Raises & protrudes lower lip

37
Q

Superior rectus; Innervation

A

Oculomotor nerve

38
Q

Superior rectus; Action

A

Elevate & adduct the cornea; intorsion

39
Q

Medial rectus; Innervation

A

Oculomotor nerve

40
Q

Medial rectus; Action

A

Adducts cornea

41
Q

Lateral rectus; Innervation

A

Abducent nerve

42
Q

Lateral rectus; Action

A

Abducts cornea

43
Q

Inferior rectus; Innervation

A

Oculomotor nerve

44
Q

Inferior rectus; Action

A

Depress & adduct the cornea; extorsion

45
Q

Superior oblique; Innervation

A

Trochlear nerve

46
Q

Superior oblique; Action

A

Depress & abduct the cornea; intorsion

47
Q

Inferior oblique; Innervation

A

Oculomotor nerve

48
Q

Inferior oblique; Action

A

Elevate & abduct the cornea; extorsion

49
Q

Levator palpebrae superioris; Innervation

A

Oculomotor nerve

50
Q

Levator palpebrae superioris; Action

A

Elevates upper eyelid

51
Q

Temporoparietalis; Innervation

A

Temporal branches of facial nerve

52
Q

Superior auricular; Innervation

A

Temporal branches of facial nerve

53
Q

Posterior auricular; Innervation

A

Posterior auricular branch of facial nerve

54
Q

Masseter; Innervation

A

Masseteric branch, mandibular division, trigeminal nerve

55
Q

Masseter; Action

A

Elevate & protract mandible

56
Q

Temporalis; Innervation

A

Anterior & posterior deep temporal branches, mandibular division, trigeminal nerve

57
Q

Temporalis; Action

A

Elevate & retract mandible

58
Q

Lateral pterygoid; Innervation

A

Lateral pterygoid branch, mandibular division, trigeminal nerve

59
Q

Lateral pterygoid; Action

A

Protracts mandible; pulls disc forward; depress chin & assist in gliding or rotatory movement

60
Q

Medial pterygoid; Innervation

A

Medial pterygoid branch, mandibular division, trigeminal nerve

61
Q

Medial pterygoid; Action

A

Elevate & protract mandible; assists in gliding or rotatory movement

62
Q

Anterior Scalene; Innervation

A

Ventral rami C2-C6

63
Q

Middle Scalene; Innervation

A

Ventral rami C3-C8

64
Q

Depressor Anguli Oris; Innervation

A

Mandibular branches of facial nerve

65
Q

Depressor Anguli Oris; Action

A

draws corner of mouth down & out

Spinal Anatomy (3 decks)

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