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Anatomy: Block 3 > Anatomy 32: Neck Module > Flashcards

Anatomy 32: Neck Module Flashcards

1
Q

Origin of rectus capitis anterior

A

Atlas

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2
Q

Origin of rectus capitis lateralis

A

Atlas

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3
Q

Origin of longus colli

A

Anterior surface of vertebral bodies (from C3-T3)

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4
Q

Origin of longus capitis

A

transverse process of lower cervical vertebral column

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5
Q

Origin of anterior scalene

A

transverse process of lower cervical vertebral column

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6
Q

Origin of middle scalene

A

transverse process of lower cervical vertebral column

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7
Q

Origin of posterior scalene

A

transverse process of lower cervical vertebral column

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8
Q

Insertion of rectus capitis anterior

A

occipital lobe

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9
Q

insertion of rectus capitis lateralis

A

occipital lobe

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10
Q

Insertion of longus colli

A

Anterior surface of vertebral bodies (C1-C8) superior ro origin

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11
Q

Insertion of longus capitis

A

Occipital bone

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12
Q

Insertion of anterior scalene

A

Scalene tubercle, rib 1

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13
Q

Insertion of middle scalene

A

Rib 1

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14
Q

Insertion of posterior scalene

A

Rib 2

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15
Q

Function of rectus capitis anterior

A

Flexes head at atlanto-occipital joint

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16
Q

Function of rectus capitis lateralis

A

Flex head laterally to same side

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17
Q

Function of longus colli

A

Flexes neck anteriorly and laterally (w/ rotation) to opposite side

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18
Q

Function of longus capitis

A

Flexes head at alanto-occipital joint

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19
Q

Function of anterior scalene

A

Elevate rib 1, lateral neck flexion

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20
Q

Function of middle scalene

A

Elevate rib 1, lateral neck flexion

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21
Q

Function of posterior scalene

A

Elevate rib 2, lateral neck flexion

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22
Q

Innervation of rectus capitis anterior, rectus capitis lateralis, longus colli, longus capitis, anterior scalene, middle scalene, & posterior scalene.

A

Branches from anterior rami of cervical spinal nerves

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23
Q

Origin of stylohyoid

A

Styloid process, temporal bone

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24
Q

Origin of posterior belly of digastric

A

Mastoid notch (just medial to mastoid process)

25
Q

Origin of anterior belly of digastric

A

Inside mandible, near symphysis

26
Q

Origin of mylohyhoid

A

Mylohyoid line on mandible

27
Q

Origin of geniohyoid

A

Mandibular symphysis

28
Q

Insertion of stylohyoid

A

Body of hyoid

29
Q

Insertion of posterior belly of digastric

A

common tendon, attached by ligamentous loop to hyoid bone.

30
Q

Insertion of anterior belly of digastric

A

common tendon, attached by ligamentous loop to hyoid bone

31
Q

Insertion of mylohyoid

A

Body of hyoid bone, mylohyoid raphe

32
Q

Insertion of geniohyoid

A

Anterior surface, body of hyoid

33
Q

Innervation of stylohyoid

A

Facial Nerve (CN VIII)

34
Q

Innervation of posterior belly of digastric

A

Facial Nerve (CN VIII)

35
Q

Innervation of anterior belly of digastric

A

Mylohyoid N. (from CNV3)

36
Q

Innervation of mylohyoid

A

Mylohyoid N (from CNV3)

37
Q

Innervation of geniohyoid

A

Branch from anterior ramus C1 (carried on CN XII)

38
Q

Function of stylohyoid

A

pulls hyoid posterosuperiorly

39
Q

function of posterior belly of digastric

A

pulls hyoid up and back

40
Q

function of anterior belly of digastric

A

Open mouth by depressing mandible and raise hyoid

41
Q

function of mylohyoid

A

elevate floor of mouth and hyoid

42
Q

function of geniohyoid

A
  1. when mandible is fixed, pull the hyoid forward

2. When hyoid is fixed, pulls mandible down and posterior

43
Q

Origin of omohyoid

A

superior border of scapula near suprascapular notch

44
Q

insertion of omohyoid

A

body of hyoid

45
Q

innervation of omohyoid

A

Ansa cervicalis (Anterior rami C1-C3)

46
Q

function of omohyoid

A

depress hyoid

47
Q

Origin of sternohyoid

A

posterior aspect of sternoclavicular joint

48
Q

insertion of sternohyoid

A

body of hyoid

49
Q

innervation of sternohyoid

A

Ansa cervicalis (Anterior rami C1-C3)

50
Q

function of sternohyoid

A

depress hyoid

51
Q

origin of sternothyroid

A

Posterior surface of manubrium

52
Q

insertion of sternothyroid

A

thyroid cartilage

53
Q

innervation of sternothyroid

A

Ansa cervicalis (Anterior rami C1-C3)

54
Q

function of sternothyroid

A

depress larynx

55
Q

origin of thryohyoid

A

thyroid cartilage

56
Q

insertion of thyrohyoid

A

greater horn of hyoid

57
Q

innervation of thyrohyoid

A

branch from anterior ramus of C1 (carried on XIII)

58
Q

function of thyrohyoid

A

Depress hyoid & with fixed hyoid, raises larynx.

Anatomy: Block 3 (2 decks)

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