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Gross Anatomy > Thoracoappendicular Muscles > Flashcards

Thoracoappendicular Muscles Flashcards

1
Q

What are the anterior thoracic muscles

A

Subclavius
Pectoralis Minor
Serratus Anterior

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2
Q

Origin of Subclavius muscle

A

1st rib

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3
Q

Insertion of Subclavius muscle

A

Inferior surface of middle third of the clavicle

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4
Q

Origin of pectoralis minor

A

2nd-5th ribs, 3rd-5th ribs, 2nd-4th ribs

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5
Q

Insertion of pectoralis minor

A

Coracoid process of scapula

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6
Q

Origin of serratus anterior

A

Superior 8 or 9 ribs

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7
Q

Nerve supply of Subclavius muscle

A

Subclavian Nerve

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8
Q

Nerve supply ofPectoralis minor muscle

A

Medial pectoral nerve

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9
Q

Insertion of serratus anterior

A

Vertebral border of scapula and inferior angle

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10
Q

Nerve supply of serratus anterior

A

Long thoracic nerve

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11
Q

Serratus anterior weakness is caused by

A

Lesion of the Long Thoracic Nerve

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12
Q

What are the posterior thoracic muscles

A

Fiber of trapezius
Levator Scapulae
Rhomboid Major
Rhomboid Minor

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13
Q

Fiber of Trapezius is innervated by

A

Accessory and cervical spinal nerve

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14
Q

Origin of upper or descending trapezius

A

Medial 1/3rd of the superior nuchal line, external occipital protuberance and ligamentum nuchae

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15
Q

Insertion of upper trapezius

A

Posterior border of the lateral 1/3rd of the clavicle

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16
Q

Origin of lower/ascending fiber of trapezius

A

Spinous process of T6-T12

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17
Q

Insertion of lower trapezius

A

Inferior border of the spine of the scapula

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18
Q

Origin of middle/transverse trapezius

A

Spinous process of T1-T5

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19
Q

Insertion of the middle trapezius

A

Medial border of the acromion process of the scapula and superior border of the spine of the scapula

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20
Q

Origin of levator scapulae

A
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21
Q

Origin of levator scapulae

A

Transverse process of superior 4 or 5 cervical vertebrae

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22
Q

Insertion of levator scapulae

A

Superior vertebral border of the scapula

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23
Q

Nerve supply of levator scapulae

A

Scapular nerve, cervical spinal nerve

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24
Q

Origin of Rhomboid Major

A

Spine of 2nd-5th thoracic vertebrae

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25
Q

Insertion of rhomboid major

A

Vertebral border of the scapula below the spine

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26
Q

Nerve supply of Rhomboid Major

A

Dorsal scapular nerve

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27
Q

Origin of Rhomboid minor

A

Spinous process of 7th cervical and 1st thoracic vertebrae

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28
Q

Insertion of Rhomboid minor

A

Vertebral border of scapulae superior to the scapula

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29
Q

Origin of clavicular origin of pectoralis major

A

Medial half of the anterior clavicle

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30
Q

Insertion of clavicular origin of pectoralis major

A

Greater tubercle and intertubercular sulcus of humerus

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31
Q

Nerve supply of pectoralis major

A

Medial and pectoral nerve

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32
Q

Sternal origin of the pectoralis major

A

Anterior surface of the sternum
Costal cartilages of 2nd-6th ribs

33
Q

Insertion of sternal origin of pectoralis makor

A

Greater tubercule and intertubercular sulcus

34
Q

Origin of latissimus Dorsi

A

spines of inferior 6 thoracic vertebrae, lumbar vertebrae, crest of sacrum , iliac crest, inferior four ribs

35
Q

Insertion of latissimus Dorsi

A

Intertubercular sulcus of humerus

36
Q

Insertion of latissimus Dorsi

A

Intertubercular sulcus of humerus

37
Q

Nerve supply of latissimus Dorsi

A

Thoracodorsal nerve

38
Q

Nerve supply of deltoid muscle

A

Axillary nerve

39
Q

Origin of anterior/clavicular deltoid

A

Anterior border of lateral clavicle

40
Q

Insertion of deltoid muscle

A

Deltoid tuberosity

41
Q

Origin of middle/ acromial deltoid

A

Lateral border and superior surface of acromion of scapula

42
Q

Origin of the posterior/spinal deltoid

A

Inferior lip of the crest of the spine of the scapula

43
Q

What are the rotator cuff muscles

A

Subscapularis
Supraspinatus
Infraspinatus
Teres minor

44
Q

Origin of supraspinatus

A

Supraspinous fossa

45
Q

Origin of infraspinatus

A

Infraspinous fossa

46
Q

Insertion of supraspinatus

A

Anterior aspect of greater tubercle of humerus

47
Q

Insertion of infraspinatus

A

Posterior aspect of greater tubercle of humerus

48
Q

Origin of teres minor

A

Inferior lateral border of scapula

49
Q

Insertion of teres minor

A

Inferior aspect of greater tubercle of humerus

50
Q

Nerve supply of supraspinatus

A

Suprascapular nerve

51
Q

Nerve supply of infraspinatus

A

Suprascapular Nerve

52
Q

Nerve supply of teres minor

A

Axillary Nerve

53
Q

Origin of Subscapularis muscle

A

Subscapular fossa

54
Q

Insertion of Subscapularis muscle

A

Lesser tubercle of humerus

55
Q

Nerve supply of Subscapularis muscle

A

Upper and Lower subscapular Nerve

56
Q

Origin of teres major

A

Inferior angle of scapula

57
Q

Insertion of teres major

A

Medial lip of intertubercular sulcus of humerus

58
Q

Nerve supply of teres major

A

Lower subscapular nerve

59
Q

Origin of Coracobrachialis

A

Coracoid process of scapula

60
Q

Insertion of Coracobrachialis

A

Middle of medial surface of shaft of humerus

61
Q

Nerve supply of Coracobrachialis

A

Musculotaneous nerve

62
Q

Most superficial muscle of anterior compartment of arm

A

Brachialis

63
Q

Origin of short head of biceps

A

Coracoid process

64
Q

Insertion of biceps

A

Radial tuberosity

65
Q

Nerve supply of biceps

A

Musculocutaneous nerve

66
Q

Origin of long head of biceps

A

Supraglenoid tubercle

67
Q

Posterior compartment of arm

A

Triceps muscle

68
Q

Origin of long head of triceps

A

Infraglenoid tubercule

69
Q

Insertion of the tricep muscles

A

Olecranon of the Ulna

70
Q

Origin of lateral head of triceps

A

Posterior surface of humerus superior To the radial groove

71
Q

Origin of the medial head of triceps

A

Posterior surface of the humerus, inferior to the radial tuberosity

72
Q

What type of joint is the sternoclavicular joint

A

Synovial joint, planar

73
Q

The anterior sternoclavicular ligament is attached to

A

The upper and front part of the sternal end of the clavicle and to the front of the upper part of the manibrium of the sternum

74
Q

The posterior sternoclavicular ligament is attached to

A

The upper and back part of the sternal end of the clavicle and to the upper and back part of the manubrum of the sternum

75
Q

The interclavicular ligament is attached to

A

Upper part of the sternal end of one clavicle to the other and also to the upper margin of the sternum

76
Q

The Costco clavicular ligament is attached to

A

The upper and medial part of the costal cartilage of 1st rib and to the costal tuberosity of the clavicle

77
Q

What type of joint is acromioclavicular joint

A

Synovial joint, planar

78
Q

What are the ligaments of the acromioclavicular joints

A

Acromioclavicular
Coracoacromial
Coracoclavular ligaments

Gross Anatomy (9 decks)

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