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Gross Anatomy 1 > LE Muscles Origin/Insertions > Flashcards

LE Muscles Origin/Insertions Flashcards

1
Q

Biceps Femoris LH (O)

A

Ischial tuberosity

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2
Q

Biceps Femoris SH (O)

A

Distal 1/2 linea aspera

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3
Q

Biceps Femoris LH/SH (I)

A

Head of fibula

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4
Q

Semitendinosus (O)

A

Ischial tuberosity

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5
Q

Semitendinosus (I)

A

Proximal anterior medial tibial shaft (pes anserine)

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6
Q

Semimembranosus (O)

A

Ischial Tuberosity

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7
Q

Semimembranosus (I)

A

Posterior medial tibial condyle, may insert on posterior medial meniscus

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8
Q

Gastrocnemius (O)

A

Superior lateral and medial condyles of femur

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9
Q

Gastrocnemius (I)

A

Calcaneus (via calcaneal tendon)

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10
Q

Soleus (O)

A

Proximal fibular head and shaft of fibula, proximal posterior shaft of tibia at soleal line

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11
Q

Soleus (I)

A

Posterior calcaneus via calcaneal tendon

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12
Q

Plantaris (O)

A

Lower border of supracondylar ridge (just above lateral head of gastroc)

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13
Q

Plantaris (I)

A

Posterior calcaneus (medial edge of calcaneal tendon)

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14
Q

Popliteus (O)

A

Lateral femoral (epi)condyle

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15
Q

Popliteus (I)

A

Posterior proximal medial tibial shaft

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16
Q

Tibialis posterior (O)

A

Interosseous membrane, posterior surface of tibia, proximal 2/3 of medial shaft of fibula

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17
Q

Tibialis posterior (I)

A

Inferior navicular, slips to inferior surfaces of cuboid, cuneiform III, metatarsals 2-4

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18
Q

Flexor digitorum longus (O)

A

Posterior surface of shaft of tibia

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19
Q

Flexor digitorum longus (I)

A

Plantar surface of distal phalanges 2-5

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20
Q

Flexor hallicus longus (O)

A

Inferior 2/3 of posterior fibula, interosseous membrane

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21
Q

Flexor hallicus longus (I)

A

Inferior surface of distal phalanx (great toe)

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22
Q

Fibularis (peroneus) longus (O)

A

IOM, posterior surface of tibia, head and proximal 2/3 of lateral surface of fibula

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23
Q

Fibularis (peroneus) longus (I)

A

Base of 1st metatarsal, cuneiform I

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24
Q

Fibularis (peroneus) brevis (O)

A

Lateral distal 2/3 of fibula

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25
Q

Fibularis (peroneus) brevis (I)

A

Lateral base of 5th metatarsal

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26
Q

Gluteus Maximus (O)

A

Posterior gluteal line, posterior inferior surface of sacrum, lateral coccyx, Sacrotuberous ligament, gluteal aponeurosis

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27
Q

Gluteus Maximus (I)

A

Lower fibers: gluteal tuberosity
Upper fibers: iliotibial tract, then lateral condyle of tibia via IT band

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28
Q

Gluteus medius (O)

A

Gluteal surface of ilium, from iliac crest to posterior gluteal line and anterior (middle) gluteal line and gluteal aponeurosis

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29
Q

Gluteus medius (I)

A

(Lateral surface of) greater trochanter

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30
Q

Gluteus minimus (O)

A

External ilium between middle and inferior gluteal lines

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31
Q

Gluteus minimus (I)

A

Anterior greater trochanter

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32
Q

Tensor fasciae latae (O)

A

Anterior iliac crest, ASIS

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33
Q

Tensor fasciae latae (I)

A

IT band to lateral proximal anterior tibial shaft (at gerdy’s tubercle)

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34
Q

Piriformis (O)

A

Pelvic surface of sacrum

35
Q

Piriformis (I)

A

Greater trochanter

36
Q

Quadratus Femoris (O)

A

Ischial tuberosity

37
Q

Quadratus Femoris (I)

A

Quadrate line

38
Q

Obturator internus (O)

A

Internal or pelvic surface of Obturator membrane and margin of Obturator foramen

39
Q

Obturator internus (I)

A

Greater trochanter

40
Q

Obturator externus (O)

A

Rami of pubis and ischium and external surface of Obturator membrane

41
Q

Obturator externus (I)

A

Greater trochanter

42
Q

Gamellus superior (O)

A

Spine of ischium

43
Q

Gamellus superior (I)

A

Greater trochanter

44
Q

Gamellus inferior (O)

A

Ischial tuberosity

45
Q

Gamellus inferior (I)

A

Greater trochanter

46
Q

Sartorius (O)

A

ASIS

47
Q

Sartorius (I)

A

Pes anserine

48
Q

Rectus femoris (O)

A

AIIS and superior acetabulum

49
Q

Rectus femoris (I)

A

Tibial tuberosity (via patellar tendon and patellar ligament)

50
Q

Vastus lateralis (O)

A

Greater trochanter, upper lateral lip of linea aspera

51
Q

Vastus lateralis (I)

A

Tibial tuberosity

52
Q

Vastus medialis (O)

A

Intertrochanteric line, medial lip of linea aspera

53
Q

Vastus medialis (I)

A

Tibial tuberosity

54
Q

Vastus intermedius (O)

A

Proximal 2/3 of anterior and lateral shaft of femur

55
Q

Vastus intermedius (I)

A

Tibial tuberosity

56
Q

Iliopsoas (O)

A

Psoas major: T12-L5 vertebral bodies, L1-L5 TPs and IVDs
Iliacus: iliac crest, iliac fossa, anterior SI ligaments

57
Q

Iliopsoas (I)

A

Lesser trochanter

58
Q

Pectineus (O)

A

Superior ramus of pubis

59
Q

Pectineus (I)

A

Pectineal line of femur - inferior to lesser trochanter

60
Q

Gracilis (O)

A

Inferior pubic symphysis, body, and inferior ramus of pubis

61
Q

Gracilis (I)

A

Medial proximal anterior tibial shaft (via pes anserine tendon)

62
Q

Adductor longus (O)

A

Anterior pubis, pubic crest, pubic symphysis

63
Q

Adductor longus (I)

A

Linea aspera between Vastus medialis and adductor Magnus (middle 1/3 of femur)

64
Q

Adductor brevis (O)

A

Body and inferior ramus of pubis

65
Q

Adductor brevis (I)

A

Pectineal line, proximal linea aspera

66
Q

Adductor Magnus (O)

A

Adductor part: inferior ramus of pubis and ramus of ischium
Hamstring part: ischial tuberosity

67
Q

Adductor Magnus (I)

A

Adductor part: gluteal tuberosity, linea aspera, medial supracondylar line
Hamstring part: adductor tubercle

68
Q

Tibialis anterior (O)

A

Lateral condyle, superior half of lateral tibia and IOM

69
Q

Tibialis anterior (I)

A

Inferior base of 1st metatarsal, medial/inferior medial cuneiform

70
Q

Extensor digitorum longus (O)

A

Lateral condyle of tibia, superior 3/4 of fibula, IOM

71
Q

Extensor digitorum longus (I)

A

Middle & distal phalanges of digits 2-5

72
Q

Extensor hallicus longus (O)

A

Middle anterior fibula, IOM

73
Q

Extensor hallicus longus (I)

A

Dorsal base of distal phalanx I

74
Q

Fibularis (peroneus) tertius (O)

A

Inferior 1/3 of anterior fibula, IOM

75
Q

Fibularis (peroneus) tertius (I)

A

Base of 5th metatarsal

76
Q

Rectus abdominis (O)

A

Pubic crest, symphysis, tubercle

77
Q

Rectus abdominis (I)

A

Pubis, ribs 5-7, xiphoid process

78
Q

External oblique (O)

A

Sternum, external inferior surfaces of ribs 5-12

79
Q

External oblique (I)

A

Pubis, linea alba via aponeurosis, iliac crest

80
Q

Internal oblique (O)

A

Lateral half of inguinal ligament, middle lip of iliac crest, thoracolumbar fascia

81
Q

Internal oblique (I)

A

Pubis, inferior border of ribs 9-12, linea alba, aponeurosis fuses with external oblique to form Rectus sheath

82
Q

Transversus abdominis (O)

A

Lateral 1/3 of inguinal ligament, inner lip of iliac crest, inner surface of costal cartilages 7-12, thoracolumbar fascia

83
Q

Transversus abdominis (I)

A

Linea alba, pubis

Gross Anatomy 1 (3 decks)

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