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Anatomy T2 > sept 27-oct 4 > Flashcards

sept 27-oct 4 Flashcards

1
Q

rectus capitis posterior major/minor and obliquus capitis inferior/superior are the 4 What muscles

A

suboccipital muscles

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2
Q

suboccipital muscle. attaches SP of C2 to inferior nuchal line

A

rectus capitis posterior major

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3
Q

suboccipital muscle. actions: ipsilateral rotation of the head, extend the head on the neck

A

rectus capitis posterior major

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4
Q

suboccipital muscle. attaches posterior arch of C1 to inferior nuchal line

A

rectus capitis posterior minor

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5
Q

suboccipital muscle. action: extend the head on the neck

A

rectus capitis posterior minor

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6
Q

suboccipital muscle. attaches SP of C2 to TVP of C1

A

obliquus capitis inferior

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7
Q

suboccipital muscle. action: ipsilateral rotation of the head

A

obliquus capitis inferior

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8
Q

suboccipital muscle. attaches TVP of C1 to between superior and inferior nuchal line

A

obliquus capitis superior

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9
Q

suboccipital muscle. actions: lateral flexion of head/neck, extension of head on the neck

A

obliquus capitis superior

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10
Q

the most lateral 3 suboccipital muscles form what

A

suboccipital triangle

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11
Q

suboccipital muscle. forms the inferolateral border of the suboccipital triangle

A

obliquus capitis inferior

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12
Q

suboccipital muscle. forms the superolateral border of the suboccipital triangle

A

obliquus capitis superior

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13
Q

suboccipital muscle. forms the superomedial border of the suboccipital triangle

A

rectus capitis posterior major

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14
Q

floor of the suboccipital triangle

A

posterior atlanto-occipital membrane

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15
Q

roof of the suboccipital triangle

A

semispinalis

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16
Q

contents of the suboccipital triangle

A

vertebral artery and suboccipital nerve

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17
Q

pre-vertebral muscle. attaches lateral mass of C1 to occiput

A

rectus capitis anterior

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18
Q

pre-vertebral muscle. action: flexes head on the neck

A

rectus capitis anterior

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19
Q

pre-vertebral muscle. attaches TVP of C1 to occiput

A

rectus capitis lateralis

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20
Q

pre-vertebral muscle. actions: flexes head on the neck, laterally flexes head on the neck

A

rectus capitis lateralis

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21
Q

pre-vertebral muscle. attaches body of T3 to anterior tubercle of C1

A

longus colli/cervicis

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22
Q

pre-vertebral muscle. action: neck flexion

A

longus colli/cervicis

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23
Q

pre-vertebral muscle. attaches TVPs of C3-C6

A

longus capitis

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24
Q

pre-vertebral muscle. action: head/neck flexion

A

longus capitis

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25
Q

lateral neck muscle. attaches anterior tubercles of C3-6 TVPs to rib 1

A

anterior scalene

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26
Q

lateral neck muscle. actions: neck flexion, ipsilateral lateral neck flexion, elevation of rib 1 during forced inhalation, contralateral rotation of the neck (weak)

A

anterior scalene

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27
Q

lateral neck muscle. attaches posterior tubercles of C2-7 TVPs to rib 1

A

middle scalene

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28
Q

lateral neck muscle. actions: ipsilateral lateral flexion, elevates rib 2 during forced inhalation

A

middle scalene

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29
Q

lateral neck muscle. attaches posterior tubercles of C4-6 to the sternum and clavicle

A

posterior scalene

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30
Q

lateral neck muscle. actions: contralateral rotation of head/neck, neck flexion (if head/neck is neutral or flexed), head extension (if already extended), assists with inspiration

A

posterior scalene

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31
Q

structure of the body made of the mandible, scm, and midsagittal plane of the neck

A

anterior cervical triangle

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32
Q

base of the anterior cervical triangle

A

mandible

33
Q

lateral border of the anterior cervical triangle

A

SCM

34
Q

medial border of the anterior cervical triangle

A

midsagittal plane of the neck

35
Q

contents of the anterior cervical triangle

A

muscles, arteries, veins, lymph nodes, viscera

36
Q

structure of the body made of the clavicle, SCM, and trapezius

A

posterior cervical triangle

37
Q

muscles on the floor of posterior cervical triangle

A

splenius capitis, levator scapula, posterior scalenes, omohyoid

38
Q

contents of posterior cervical triangle

A

blood vessels and nerves

39
Q

structure of the neck, just inferior to where the pharynx splits into the trachea and esophagus

A

larynx

40
Q

structure of the neck. functions in voice production

A

larynx

41
Q

structure of the neck. includes the “adam’s apple” formed by the thyroid cartilage

A

larynx

42
Q

structure of the neck. gland anterior to the trachea, inferior to the adam’s apple

A

thyroid gland

43
Q

structure of the neck. cartilagenous rings that protect the pharynx and larynx

A

trachea

44
Q

structure of the neck. part of the larynx, anterior neck superior to the thyroid cartilage

A

hyoid bone

45
Q

muscles that connect the hyoid bone to the skull

A

suprahyoids

46
Q

general actions of the suprahyoids

A

elevate the hyoid bone, assist in depressing the mandible

47
Q

suprahyoid muscles that attach the hyoid to the mandible

A

mylohyoid and geniohyoid

48
Q

suprahyoid muscle. attaches styloid process of the temporal bone to the hyoid

A

stylohyoid

49
Q

suprahyoid muscle. attaches inferior border of the mandible to the intermediate tendon to the hyoid

A

digastric (anterior belly)

50
Q

suprahyoid muscle. attaches mastoid process (medial side) to intermediate tendon to the hyoid

A

digastric (posterior belly)

51
Q

general action of the infrahyoids

A

depress the hyoid bone

52
Q

infrahyoid muscle. attaches hyoid bone to manubrium

A

sternohyoid

53
Q

infrahyoid muscle. attaches thyroid cartilage to manubrium

A

sternothyroid

54
Q

infrahyoid muscle. attaches hyoid bone to thyroid cartilage

A

thyrohyoid

55
Q

infrahyoid muscle. two bellies connected by an intermediate tendon

A

omohyoid

56
Q

omohyoid belly that attaches to the hyoid bone

A

superior

57
Q

omohyoid belly that attaches to the superior border of the scapula, near the suprascapular notch

A

inferior

58
Q

area between the diaphragm and the pelvis

A

abdomen

59
Q

the dividing lines of the abdomen are where

A

midsagittal plane and transumbilical plane (across the umbilicus)

60
Q

anterior muscle of the abdomen. attaches costal cartilages of ribs 5-7 and xiphoid process to the pubic symphysis and crest

A

rectus abdominus

61
Q

anterior muscle of the abdomen. actions: spinal flexion (trunk), stabilizing the pelvis during leg-lowering, compressing viscera

A

rectus abdominus

62
Q

anterior muscle of the abdomen. attaches ribs 5-12 to linea alba, pubic tubercle, and anterior half of iliac crest

A

external oblique

63
Q

anterior muscle of the abdomen. actions: contralateral rotation, ipsilateral lateral flexion, trunk flexion, stabilizing the pelvis during leg-lowering, compress and support viscera

A

external oblique

64
Q

fibre direction of external oblique

A

anterior and inferomedial

65
Q

anterior muscle of the abdomen. attaches the anterior half of the iliac crest to the linea alba, ribs 10-12

A

internal oblique

66
Q

anterior muscle of the abdomen. actions: ipsilateral rotation, trunk flexion, compress and support viscera

A

internal oblique

67
Q

fibre direction of internal oblique

A

anterior, superomedial

68
Q

anterior muscle of the abdomen. attaches inner iliac crest, lower 6 costal cartilages, thoracolumbar fascia to linea alba

A

transversus abdominis

69
Q

anterior muscle of the abdomen. action: compress and support viscera

A

transversus abdominis

70
Q

fibre direction of transversus abdominis

A

medial

71
Q

abdominal fascia. aponeurotic attachments of the external oblique, internal oblique, and tranversus abdominis form a sheath of connective tissue which encases the rectus abdominis muscle

A

rectus sheath

72
Q

abdominal fascia. runs vertically from the xiphoid process to the pubic symphysis

A

linea alba

73
Q

abdominal fascia. separates the 2 rectus abominis muscles

A

linea alba

74
Q

abdominal fascia. lateral border of the rectus abdominis and its sheath

A

linea semilunaris

75
Q

posterior muscle of the abdomen. attaches sides of T12-L5 and associated vertebral disks to lesser trochanter of the femur

A

psoas major

76
Q

posterior muscle of the abdomen. action: works with iliacus in hip flexion, flexion of lumbar spine

A

psoas major

77
Q

posterior muscle of the abdomen. attaches medial half of rib 12 and TVPs of lumbar vertebrae to the iliac crest and iliolumbar ligament

A

quadratus lumborum (QL)

78
Q

posterior muscle of the abdomen. actions: lumbar spine extension, fixes rib 12 during forced expiration, lumbar spine stabilization, ipsilateral lateral flexion (hip hike)

A

quadratus lumborum (QL)

Anatomy T2 (15 decks)

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