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CPPS 221 > Musculature origins > Flashcards

Musculature origins Flashcards

1
Q

Sternocleidomastoid origin

A

Manubrium of sternum (sternal head)

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2
Q

Trapezius origin

A

occipital bone, spinous process of T spine, ligamentum nuchae

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3
Q

Latissimus dorsi origin

A

spinous processes of inferior T spine, and lumbar/sacral vertebrae and thoracolumbar fascia

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4
Q

Rhomboid Major origin

A

Spinous processes of T2 - T5

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5
Q

Rhomboid Minor origin

A

spinous processes of C7 and T1

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6
Q

Levator Scapulae origin

A

Transverse process of first 4 cervical vertebrae

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7
Q

External oblique origin

A

Ribs (5-12)

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8
Q

Internal oblique origin

A

iliac crest

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9
Q

Rectus abdominis origin

A

Superior surface around pubic symphysis (pubic crest)

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10
Q

pectoralis minor origin

A

anterior surfaces and superior margins of ribs 3-5

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11
Q

pectoralis major origin

A

cartilage of ribs 2-6, body of sternum, inferior medial portion of clavicle

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12
Q

Serratus Anterior origin

A

anterior and superior margins of ribs 1-8, 1-9, or 1-10

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13
Q

Subclavius origin

A

First rib

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14
Q

Coracobrachialis origin

A

Coracoid process

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15
Q

Deltoid origin

A

Clavicle and scapula (acromion and adjacent scapular spine)

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16
Q

Supraspinatus origin

A

Supraspinous fossa of scapula

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17
Q

Infraspinatus origin

A

Infraspinous fossa of scapula

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18
Q

Subscapularis origin

A

Subscapular fossa of scapula

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19
Q

Teres Major origin

A

inferior angle of scapula

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20
Q

Teres Minor origin

A

Lateral border of scapula

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21
Q

Biceps Brachii short head origin

A

Coracoid process

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22
Q

Biceps Brachii long head origin

A

Supraglenoid tubercle

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23
Q

Brachialis origin

A

(Humerus) Distal half of anterior surface of humerus

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24
Q

Brachioradialis origin

A

(Humerus) lateral supracondylar ridge of humerus

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25
Q

Triceps brachii long head origin

A

(scapula) Infraglenoid tubercle of scapula

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26
Q

Triceps Brachii lateral head origin

A

superior lateral margin of humerus

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27
Q

Anconeus origin

A

Lateral epicondyle of humerus

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28
Q

Coracobrachialis origin

A

Coracoid process of scapula

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29
Q

Flexor carpi radialis origin

A

medial epicondyle of humerus

30
Q

Flexor carpi ulnaris origin

A

medial epicondyle of humerus

31
Q

Palmaris longus origin

A

medial epicondyle of humerus

32
Q

Extensor carpi radialis longus origin

A

lateral supracondylar ridge of humerus

33
Q

Extensor carpi radialis brevis origin

A

lateral epicondyle of humerus

34
Q

extensor carpi ulnaris origin

A

lateral epicondyle of humerus, dorsal surface of ulna

35
Q

Pronator Teres origin

A

medial epicondyle of humerus

36
Q

Pronator Quadratus origin

A

anterior and medial surface of distal ulna

37
Q

Supinator origin

A

lateral epicondyle of humerus

38
Q

Gluteus Maximus origin

A

iliac crest

39
Q

Gluteus medius origin

A

anterior iliac crest between posterior and anterior gluteal lines

40
Q

Gluteus minimus origin

A

lateral surface of illium between inferior and anterior gluteal lines

41
Q

Tensor Fasciae latae origin

A

iliac crest

42
Q

Obturators (externus and internus) origins

A

lateral and medial margins of obturator foramen

43
Q

piriformis origin

A

anterolateral surface of sacrum

44
Q

Gemelli (Superior and Inferior) origin

A

ischial spine (sup) ischial tuberosity (inf)

45
Q

Quadratus Femoris origin

A

Ischial tuberosity

46
Q

iliacus origin

A

iliac fossa

47
Q

Psoas major origin

A

transverse processes of vertebrae (T-12 - L5)

48
Q

Adductor brevis origin

A

inferior pubic ramus

49
Q

Adductor longus origin

A

inferior pubic ramus

50
Q

Adductor magnus origin

A

inferior pubic ramus

51
Q

Pectineus origin

A

superior ramus of pubis

52
Q

Gracilis origin

A

inferior pubic ramus

53
Q

Rectus Femoris origin

A

anterior inferior iliac spine

54
Q

Vastus intermedius origin

A

Anterolateral surface of femurs and linea aspera (distal half)

55
Q

Vastus lateralis origin

A

Anterior and inferior to greater trochanter of femur and along lines aspersions (proximal half)

56
Q

Vastus Medialis origin

A

Entire length of Linea aspera of femur

57
Q

Biceps femoris origin

A

ischial tuberosity (long head) linea aspera (short head)

58
Q

Semimembranosus origin

A

ischial tuberosity

59
Q

Semitendinosus origin

A

ischial tuberosity

60
Q

Sartorius origin

A

Anterior superior iliac spine

61
Q

Popliteus origin

A

Lateral condyle of femur

62
Q

Gastrocnemius origin

A

femoral condyles

63
Q

Soleus origin

A

head and proximal shaft of fibula, postmedial shaft or tibia

64
Q

Plantaris origin

A

Lateral supracondylar ridge

65
Q

Tibialis posterior origin

A

Interosseous membrane

66
Q

Fibularis longus origin

A

head of fibula

67
Q

Fibularis Brevis origin

A

midlateral margin of fibula

68
Q

Flexor Digitorum longus origin

A

postmedial surface of tibia

69
Q

Flexor Hallucis longus origin

A

Posterior surface of fibula

70
Q

Tibialis anterior origin

A

lateral condyle and proximal shaft of tibia

71
Q

Extensor digitorum longus origin

A

lateral condyle of tibia, anterior surface of fibula

72
Q

Extensor Hallucis longus origin

A

anterior surface of fibula

CPPS 221 (3 decks)

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