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(OMS1) Neuro Exam 1 > Head and Neck muscles OINA > Flashcards

Head and Neck muscles OINA Flashcards

1
Q

Trapezius M.

A

Spinal accessory N.

Extends neck (bilaterally)

Laterally flex neck (unilaterally)

Rotate face away (unilaterally)

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2
Q

Sternocleidomastoid M.

A

Spinal Accessory N.

Extend neck at atlantooccipital joint

Flex neck (bilaterally)

Laterally flex neck (unilaterally)

Rotate face away (unilaterally)

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3
Q

Levator Scapulae M.

A

Dorsal scapular N.

Extend neck bilaterally

Flex neck unilaterally

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4
Q

Splenius Capitus M.

A

Posterior rami C3-C5

Extend neck bilaterally

Flex neck unilaterally

Rotate face toward muscle unilaterally

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5
Q

Anterior Scalene M.

A

Anterior rami C4-C6

Flex neck (bilaterally)

Laterally flex neck (unilaterally)

Elevate 1st rib

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6
Q

Middle Scalene M.

A

Anterior rami C3-C8

Flex neck bilaterally

Laterally flex neck (unilaterally)

Elevate 1st rib

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7
Q

Posterior Scalene M.

A

Anterior rami C6-C8

Laterally flex neck (unilaterally)

Elevate 2nd rib

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8
Q

Mylohyoid M.

A

N. to mylohyoid

Elevates hyoid bone

Elevates floor of mouth and tongue

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9
Q

Geniohyoid M.

A

C1 fibers traveling with hypoglossal N.

Elevates hyoid bone

Shortens floor of mouth

Widens pharynx

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10
Q

Digastric M.

A

Anterior belly: N. to mylohyoid

Posterior belly: Facial N.

Elevates hyoid bone

Steadies hyoid bone

Depresses mandible

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11
Q

Stylohyoid M.

A

Facial N.

Elevates hyoid bone

Retracts hyoid bone

Elongates floor of the mouth

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12
Q

Sternohyoid M.

A

Ansa Cervicalis (C1-C3)

Depresses hyoid bone

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13
Q

Sternothyroid M.

A

Ansa Cervicalis (C2-C3)

Depresses thyroid cartilage

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14
Q

Thyrohyoid M.

A

C1 via hypoglossal N.

Depresses hyoid bone

Elevates thyroid cartilage

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15
Q

Omohyoid M.

A

Ansa Cervicalis (C1-C3)

Depresses hyoid bone

Retracts hyoid bone

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16
Q

Platysma M.

A

Cervical branch of the facial N.

Draws corner of mouth inferiorly

Draws skin of neck superiorly

(face stuff!)

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17
Q

Cricothyroid M.

A

External laryngeal n.

Stretches vocal ligament

Tenses vocal ligament

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18
Q

Posterior Cricoarytenoid M.

A

Inferior laryngeal n.

Abducts vocal fold

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19
Q

Lateral Cricoarytenoid M.

A

Inferior laryngeal n.

Adducts vocal fold

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20
Q

Transverse and oblique arytenoid M.

A

Inferior laryngeal n.

Adducts arytenoid cartilage

Closes intercartilaginous part of the rima glottidis

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21
Q

Thyroarytenoid M.

A

Inferior laryngeal n.

Relaxes vocal l.

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22
Q

Vocalis M.

A

Inferior laryngeal n.

Relaxes posterior part of the vocal l.

Tenses anterior part of vocal l.

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23
Q

Occipitofrontalis M.

A

Facial N.

Frontal part: elevate skin of forehead and eyebrows

Occipital part: wrinkle skin over posterior neck

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24
Q

Auricularis Anterior M.

A

Facial N.

Draw auricle anteriorly

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25
Q

Auricularis Posterior M.

A

Facial N.

Draw auricle posteriorly

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26
Q

Auricularis Superior M.

A

Facial N.

Elevate auricle

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27
Q

Orbicularis Oculi M.

A

Facial N.

Orbital part: tightly closes eyelids

Palpebral part: gently closes eyelids

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28
Q

Procerus M.

A

Facial N.

Draw medial eyebrow inferiorly

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29
Q

Corrugator Supercilii M.

A

Facial N.

Draw medial end of eyebrow inferiorly and wrinkles forehead vertically

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30
Q

Nasalis M.

A

Facial N.

Transverse part: compress the nostril

Alar part: flare the nostrils

31
Q

Depressor Septi M.

A

Facial N.

Assists dilator naris m. (alar part of nasalis) in flaring nostrils

32
Q

Orbicularis Oris M.

A

Facial N.

Compresses and protrudes lips

33
Q

Levator Labii Superioris Aleque Nasi M.

A

Facial N.

Elevate the upper lip and alar catilage of the nose

34
Q

Levator Labii Superioris M.

A

Facial N.

Elevates upper lip

35
Q

Zygomaticus Major M.

A

Facial N.

Draws the angle of the mouth superolaterally

36
Q

Zygomaticus Minor M.

A

Facial N.

Elevates the upper lip

37
Q

Risorius M.

A

Facial N.

Draw the corner of mouth laterally

38
Q

Depressor Anguli Oris M.

A

Facial N.

Depresses the angle of the mouth

39
Q

Mentalis M.

A

Facial N.

Elevates and protrudes the lower lip

40
Q

Depressor Labii Inferioris M.

A

Facial N.

Draw lip inferiorly and laterally

41
Q

Masseter M.

A

Masseteric N.

Elevate and protrude mandible

42
Q

Temporalis M.

A

Deep temporal N.

Elevate and retract mandible

43
Q

Lateral Pterygoid M.

A

Lateral pterygoid N.

Whole muscle: protrude mandible and depress chin

Separate muscle: side to side movement of mandible

44
Q

Medial Pterygoid M.

A

Medial pterygoid N.

Whole muscle: elevate and assist in protruding mandible

Separate muscle: protrude side of mandible and produce grinding motion

45
Q

Buccinator M.

A

Facial N.

Press cheeks against molar teeth aiding in chewing, expels air from oral cavity, draws the mouth to the side

46
Q

Palatopharyngeus M.

A

Pharyngeal branch of the Vagus N. and pharyngeal plexus

Elevate pharynx and larynx

47
Q

Musculus Uvulae M.

A

Pharyngeal branch of the Vagus N. and pharyngeal plexus

Shorten and pull uvula superiorly

48
Q

Levator Veli Palatini M.

A

Pharyngeal branch of the Vagus N. and pharyngeal plexus

Elevate the soft palate

49
Q

Tensor Veli Palatini M.

A

Medial pterygoid N.

Tense the soft palate and opens mouth of the auditory tube

50
Q

Palatoglossus M.

A

Pharyngeal branch of the vagus n and pharyngeal plexus

Elevate posterior part of the tongue and draw soft palate toward tongue

51
Q

Genioglossus M.

A

Hypoglossal N.

Depress and protrude the tongue

52
Q

Styloglossus M.

A

Hypoglossal N.

Retract tongue and draw superiorly

53
Q

Hyoglossus M.

A

Hypoglossal N.

Depress and retract the tongue

54
Q

Superior Pharyngeal constrictor M.

A

Pharyngeal branch of the Vagus N.

Constricts pharyngeal wall

55
Q

Middle Pharyngeal Constrictor M.

A

Pharyngeal branch of the Vagus n.

Branches of recurrent Laryngeal n.

Constricts pharyngeal wall

56
Q

Inferior Pharyngeal Constrictor M.

A

Pharyngeal branch of the Vagus n.

Branches of recurrent Laryngeal n.

Constricts pharyngeal wall

57
Q

Palatopharyngeus M.

A

Pharyngeal branch of the Vagus N.

Elevates pharynx and larynx

58
Q

Salpingopharyngeus M.

A

Pharyngeal branch of the Vagus N.

Elevates pharynx and larynx

59
Q

Stylopharyngeus M.

A

Pharyngeal branch of the Vagus N.

Elevates pharynx and larynx

60
Q

Levator Palpebrae superioris

A

Oculomotor N. (CN III) Deep layer (superior tarsal muscle) is supplied by sympathetic fibers

Elevates superior eyelid (opens the eye)

61
Q

Superior Oblique

A

Trochlear N (CN IV)

Abducts depresses and medially rotates eyeball

62
Q

Inferior Oblique

A

Oculomotor N.

Abducts, elevates and laterally rotates eyeball

63
Q

Superior Rectus

A

Oculomotor N.

Elevates, adducts and rotates eyeball medially

64
Q

Inferior Rectus

A

Oculomotor N.

Depresses, adducts and rotates eyeball laterally

65
Q

Medial rectus

A

Oculomotor N.

Adducts eyeball

66
Q

Lateral rectus

A

Abducens N. (CN VI)

Abducts eyeball

67
Q

Stapedius M.

A

N. to Stapedius

Pulls stapes posteriorly and tilts base to oval window

Prevents damage from loud sounds by restricting ROM

68
Q

Tensor Tympani

A

Medial Pterygoid N.

Pulls handle of malleus medially restricting the range of motion of the tympanic membrane, preventing damage from loud sounds

69
Q

Levator Anguli Oris

A

Facial N.

Draw angle of mouth medially

70
Q

Longus Colli M.

A

Anterior Rami C2-C6

flex neck (bilat.) and laterally flex
Rotate face away
71
Q

Longus Capitis M.

A

Anterior Rami C1-C3

flex neck bilat. and laterally flex

72
Q

Rectus Capitis Anterior M.

A

Anterior Rami C1-C2

flex at atlanto-occipital joint

73
Q

Rectus Capitis Lateralis M.

A

Anterior Rami C1-C2

flex at atlanto-occiptial joint

(OMS1) Neuro Exam 1 (18 decks)

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