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Human Anatomy Lab (MOINA) > Muscles of the Neck > Flashcards

Muscles of the Neck Flashcards

1
Q

sternocleidomastoid (origin)

A

manubrium sterni and medial third of clavicle

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2
Q

sternocleidomastoid (insertion)

A

mastoid process of occipital and temporal bone

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3
Q

sternocleidomastoid (nerve)

A

spinal part of accessory nerve and C2 and C3

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4
Q

sternocleidomastoid (action)

A

two muscles acting together extend head and flex neck, one muscle rotates head to opposite side

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5
Q

digastric posterior belly (origin)

A

mastoid process of temporal bone

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6
Q

digastric posterior belly (insertion)

A

intermediate tendon is held to hyoid bone by fascial sling

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7
Q

digastric posterior belly (nerve)

A

facial nerve

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8
Q

digastric posterior belly (action)

A

elevates hyoid bone and depresses mandible

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9
Q

digastric anterior belly (origin)

A

body of mandible

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10
Q

digastric anterior belly (insertion)

A

intermediate tendon is held to hyoid bone by fascial sling

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11
Q

digastric anterior belly (nerve)

A

nerve to mylohyoid

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12
Q

digastric anterior belly (action)

A

elevates hyoid bone and depresses mandible

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13
Q

stylohyoid (origin)

A

styloid process

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14
Q

stylohyoid (insertion)

A

body of hyoid bone

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15
Q

stylohyoid (nerve)

A

facial nerve

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16
Q

stylohyoid (action)

A

elevates hyoid bone

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17
Q

mylohyoid (origin)

A

mylohyoid line of body of mandible

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18
Q

mylohyoid (insertion)

A

body of hyoid bone and fibrous raphe

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19
Q

mylohyoid (nerve)

A

inferior alveolar nerve

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20
Q

mylohyoid (action)

A

elevates hyoid bone and floor of mouth; depresses mandible

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21
Q

geniohyoid (origin)

A

inferior mental spine of mandible

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22
Q

geniohyoid (insertion)

A

body of hyoid bone

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23
Q

geniohyoid (nerve)

A

first cervical nerve

24
Q

geniohyoid (action)

A

elevates hyoid bone and depresses mandible

25
Q

sternohyoid (origin)

A

manubrium sterni and clavicle

26
Q

sternohyoid (insertion)

A

body of hyoid bone

27
Q

sternohyoid (nerve)

A

ansa cervicalis; C1, C2, C3

28
Q

sternohyoid (action)

A

depresses hyoid bone

29
Q

sternothyroid (origin)

A

manubrium sterni

30
Q

sternothyroid (insertion)

A

oblique line on lamina of thyroid cartilage

31
Q

sternothyroid (nerve)

A

ansa cervicalis; C1, C2, C3

32
Q

sternothyroid (action)

A

depresses larynx

33
Q

thyrohyoid (origin)

A

oblique line on lamina of thyroid cartilage

34
Q

thyrohyoid (insertion)

A

lower border of body of hyoid bone

35
Q

thyrohyoid (nerve)

A

first cervical nerve

36
Q

thyrohyoid (action)

A

depresses hyoid bone and elevates larynx

37
Q

omohyoid inferior belly (origin)

A

upper margin of scapula and suprascapular ligament

38
Q

omohyoid inferior belly (insertion)

A

intermediate tendon is held to first rib and clavicle by fascial sling

39
Q

omohyoid inferior belly (nerve)

A

ansa cervicalis; C1, C2, C3

40
Q

omohyoid inferior belly (action)

A

depresses hyoid bone

41
Q

omohyoid superior belly (origin)

A

lower border of body of hyoid bone

42
Q

omohyoid superior belly (insertion)

A

intermediate tendon is held to first rib and clavicle by fascial sling

43
Q

omohyoid superior belly (nerve)

A

ansa cervicalis; C1, C2, C3

44
Q

omohyoid superior belly (action)

A

depresses hyoid bone

45
Q

scalenus anterior (origin)

A

transverse processes of third, fourth, fifth, and sixth cervical vertebrae

46
Q

scalenus anterior (insertion)

A

first rib

47
Q

scalenus anterior (nerve)

A

C4, C5, C6

48
Q

scalenus anterior (action)

A

elevates first rib; laterally flexes and rotates cervical part of vertebral column

49
Q

scalenus medius (origin)

A

transverse processes of upper six cervical vertebrae

50
Q

scalenus medius (insertion)

A

first rib

51
Q

scalenus medius (nerve)

A

anterior rami of cervical nerves

52
Q

scalenus medius (action)

A

elevates first rib; laterally flexes and rotates cervical part of vertebral column

53
Q

scalenus posterior (origin)

A

transverse processes of lower cervical vertebrae

54
Q

scalenus posterior (insertion)

A

second rib

55
Q

scalenus posterior (nerve)

A

anterior rami of cervical nerves

56
Q

scalenus posterior (action)

A

elevates second rib; laterally flexes and rotates cervical part of vertebral column

Human Anatomy Lab (MOINA) (17 decks)

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