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HN 210 Human Anatomy > Lab 2: Origin, Insertion, Innervation, Blood supply, Action > Flashcards

Lab 2: Origin, Insertion, Innervation, Blood supply, Action Flashcards

1
Q

Origin of subclavius.

A

Junction of 1st rib and costal cartilage

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2
Q

Origin of pec major

A

Calvicular head: anterior surface of medial half of clavicle

Sternocostal head: anterior surface of sternum, superior 6 costal cartilages, aponeurosis of external oblique muscles

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3
Q

Origin of pec minor

A

3rd to 5th costal cartilage

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4
Q

Origin of serratus anterior

A

External surface of lateral parts of ribs 1 to 8

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5
Q

Origin of levator scapulae

A

Posterior tubercles of transverse processes of C1 to C4 vertebrae

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6
Q

Origin of trapezius

A

Medial third of nuchal line, external occipital protuberance, nuchal ligament, spinous processes of C7 to T12 vertebrae

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7
Q

Origin of rhomboid major

A

Spinous processes of T2 to T5 vertebrae

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8
Q

Origin of rhomboid minor

A

Nuchal ligament, spinous processes of C7 to T1

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9
Q

Origin of deltoid

A

Lateral third of clavicle, acromion, and spine of scapula

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10
Q

Origin of latissimus dorsi

A

Spinous processes of T7 to T12, thoracolumbar fascia, iliac crest and inferior 3 or 4 ribs

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11
Q

Origin of teres major

A

Posterior surface of inferior angle of scapula

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12
Q

Origin of teres minor

A

Middle part of lateral border of scapula

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13
Q

Origin of infraspinatus

A

Infraspinous fossa of scapula

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14
Q

Origin of supraspinatus

A

Supraspinous fossa of scapula

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15
Q

Origin of subscapularis

A

Subscapular fossa

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16
Q

Insertion of subclavius

A

Inferior surface of middle third clavicle

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17
Q

Insertion of pectoralis major

A

Lateral lip of intertubercular sulcus

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18
Q

Insertion of pec minor

A

Medial border and superior surface of coracoid process of scapula

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19
Q

Insertion of serratus anterior

A

Anterior surface of medial border of scapula

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20
Q

Insertion of levator scapulae

A

Medial border of scapula

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21
Q

Insertion of trapezius

A

Lateral third of clavicle, acromion, and spine of scapula

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22
Q

Insertion of rhomboid major

A

Medial border of scapula

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23
Q

Insertion of rhomboid minor

A

Medial border of scapula spine

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24
Q

Insertion of deltoid

A

Deltoid tuberosity of humerus

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25
Q

Insertion of latissimus dorsi

A

Floor of intertubercular sulcus of humerus

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26
Q

Insertion of teres major

A

Medial lip of intertubercular sulcus of humerus

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27
Q

Insertion of teres minor

A

Inferior facet of greater tubercle of humerus

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28
Q

Insertion of infraspinatus

A

Middle facet of greater tubercle of humerus

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29
Q

Insertion of supraspinatus

A

Superior facet of greater tubercle of humerus

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30
Q

Insertion of subscapularis

A

Lesser tubercle of humerus

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31
Q

Innervation of subclavius

A

Subclavian nerve

32
Q

Innervation of pectoralis major

A

Lateral and Medial pectoral nerves

33
Q

Innervation of pec minor

A

Medial pectoral nerve

34
Q

Innervation of serratus anterior

A

Long thoracic nerve

35
Q

Innervation of levator scapulae

A

Dorsal scapular (C5) and cervical nerves (C3, C4)

36
Q

Innervation of trapezius

A

Spinal accessory nerve (CN XI) and C3, C4 spinal nerves

37
Q

Innervation of rhomboid major

A

Dorsal scapular nerve

38
Q

Innervation of rhomboid minor

A

Dorsal scapular nerve

39
Q

Innervation of deltoid

A

Axillary nerve

40
Q

Innervation of latissimus dorsi

A

Thoracodorsal nerve

41
Q

Innervation of teres major

A

Lower subscapular nerve

42
Q

Innervation of teres minor

A

Axillary nerve

43
Q

Innervation of infraspinatus

A

Suprascapular nerve

44
Q

Innervation of supraspinatus

A

Suprascapular nerve

45
Q

Innervation of subscapularis

A

Upper and lower subscapular nerve

46
Q

Blood supply of subclavius

A

Thoracoacromial artery

47
Q

Blood supply of pec major

A

Thoracoacromial artery

48
Q

Blood supply of pec minor

A

Thoracoacromial artery

49
Q

Blood supply of serratus anterior

A

Thoracoacromial artery

50
Q

Blood supply of levator scapulae

A

thoracodorsal artery artery

51
Q

Blood supply of trapezius

A

Transverse cervical and superficial cervical arteries

52
Q

Blood supply of rhomboid major

A

Dorsal scapular artery

53
Q

Blood supply of rhomboid minor

A

Dorsal scapular artery

54
Q

Blood supply of deltoid

A

Throacoacromial artery, and the anterior and posterior circumflex humeral arteries

55
Q

Blood supply of latissimus dorsi

A

Throacodorsal artery, Subscapular artery

56
Q

Blood supply of teres major

A

Subscapular artery, circumflex scapular artery

57
Q

Blood supply of teres minor

A

Subscapular artery, circumflex scapular artery

58
Q

Blood supply of infraspinatus

A

Circumflex scapular artery, suprascapular artery

59
Q

Blood supply of supraspinatus

A

Suprascapular artery

60
Q

Blood supply of subscapularis

A

Subscapular artery

61
Q

Action of subclavius

A

Anchors and depresses clavicle

62
Q

Action of pectoralis major

A

Adduction, medial rotation, flexion of humerus,

anterior and inferior motion of the scapula

63
Q

Action of pectoralis minor

A

Stabilization of scapula

64
Q

Action of serratus anterior

A

Protraction of scapula, rotation of scapula

65
Q

Action of levator scapulae

A

Elevation of scapula, tilts glenoid cavity inferiorly via rotation of scapula

66
Q

Action of trapezius

A

Elevation, depression, retraction of scapula. Rotation of glenoid cavity superiorly

67
Q

Action of rhomboid major

A

Retraction and rotation of scapula to depress glenoid cavity. Fixation of scapula

68
Q

Action of rhomboid minor

A

Retraction and rotation of scapula to depress glenoid cavity. Fixation of scapula

69
Q

Action of deltoid

A

Flexion, abduction, extension, lateral rotation, medial rotation of humerus

70
Q

Action of latissimus dorsi

A

Extension, adduction, medial rotation of humerus. Raises body towards arms during climbing

71
Q

Action of teres major

A

Adductions and medial rotation of humerus

72
Q

Action of teres minor

A

Lateral rotation of humerus, acts with rotator cuff

73
Q

Action of infraspinatus

A

Lateral rotation of humerus, acts with rotator cuff

74
Q

Action of supraspinatus

A

Abduction of humerus, acts with rotator cuff

75
Q

Action of subscapularis

A

Medial rotation and adduction of humerus, acts with rotator cuff

HN 210 Human Anatomy (9 decks)

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