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2. HLTH 109 > Thigh and knee I > Flashcards

Thigh and knee I Flashcards

1
Q

deep fascia divides thigh into 3 com:

A

anterior, posterior, medial compartment

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2
Q

general actions of + innervation: anterior com of thigh

A
  • flex thigh at hip
  • extend leg at knee
  • femoral nerve (inn)
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3
Q

general actions of + innervation: medial com of thigh

A

adductors of thigh at hip joint

- obturator nerve (inn)

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4
Q

general actions of + innervation: posterior com of thigh

A
  • extend thigh at hip joint
  • flex leg at the knee
  • sciatic nerve (inn)
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5
Q

list (7) anterior com muscles of thigh:

A
  • sartorius
  • illiacus
  • psoas (makes iliopsoas)

quadriceps femoris:

  • rectus femoris
  • vastus lateralis
  • vastus medialis
  • vastus intermedius
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6
Q

list (5) medial com muscles of thigh:

A
  • adductor magnus
  • adductor longus
  • adductor brevis
  • pectineus
  • gracilis
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7
Q

list (3) posterior com muscles of thigh:

A
  • biceps femoris
  • semitendinosus
  • semimembranosus
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8
Q

tensor fasciae latae: location

A

superficial lateral

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9
Q

tensor fasciae latae: origin

A

lateral aspect of iliac crest

- btw ASIS and tuberculum

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10
Q

tensor fasciae latae: insertion

A

iliotibial tract

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11
Q

tensor fasciae latae: innervation

A

superior gluteal n

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12
Q

tensor fasciae latae: action

A

stabilises extended knee

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13
Q

psoas major: location

A

anterior com thigh, deep

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14
Q

psoas major: origin

A

bodies + transverse processes T12-L5 and intervertebral discs

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15
Q

psoas major: insertion

A

lesser trochanter

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16
Q

psoas major: innervation

A

L1, L2, L3

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17
Q

psoas major: action

A

flexes thigh at the hip

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18
Q

iliacus: location

A

ant com thigh,

lateral to psoas major, deep

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19
Q

iliacus: origin

A

iliac fossa

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20
Q

iliacus: insertion

A

lesser trochanter

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21
Q

iliacus: innervation

A

femoral n

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22
Q

iliacus: action

A

flexes thigh at hip, anterior pelvic tilt

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23
Q

sartorius: location

A

anterior com thigh, deep

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24
Q

sartorius: origin

A

anterior superior iliac spine

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25
Q

sartorius: insertion

A

medial surface of tibia

- (inferomedial to tibial tuberosity)

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26
Q

sartorius: innervation

A

femoral n

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27
Q

sartorius: action

A

flexes:

  • thigh at hip
  • leg at knee
  • abducts
  • laterally rotates thigh (at hip)
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28
Q

muscles which make up quadriceps femoris:

A
  • rectus femoris
  • vastus lateralis
  • vastus medialis
  • vastus intemedius
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29
Q

general locations of quadriceps muscles:

A
  • v.medialis: most medial
  • v.lateralis: most lateral
  • v.intermedius: central deep to r.f.
  • rectus femoris: central superficial to v.i.
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30
Q

rectus femoris: location

A

ant com thigh, superficial

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31
Q

rectus femoris: origin

A

straight head:
- AIIS

reflected head:
- superior to acetabulum

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32
Q

rectus femoris: insertion

A

tibial tuberosity (via quadriceps tendon and patellar lig)

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33
Q

rectus femoris: innervation

A

femoral n

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34
Q

rectus femoris: action

A
  • flexed thigh at hip

- extends leg at knee

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35
Q

vastus lateralis: location

A

ant com thigh, lateral

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36
Q

vastus lateralis: origin

A
  • greater trochanter
  • gluteal tuberosity
  • linea aspera (lateral lip)
37
Q

vastus lateralis: insertion

A

tibial tuberosity (via quadriceps femoris tendon and patellar lig)

38
Q

vastus lateralis: innervation

A

femoral n

39
Q

vastus lateralis: action

A

extends leg at knee

40
Q

vastus medialis: location

A

ant com thigh, medial

41
Q

vastus medialis: origin

A
  • intertrochanteric line

- linea aspera (medial lip)

42
Q

vastus medialis: insertion

A
  • tibial tuberosity (via quadriceps femoris tendon and patellar lig)
  • medial border of patella
43
Q

vastus medialis: innervation

A

femoral n

44
Q

vastus medialis: action

A

extends leg at knee

45
Q

vastus intermedialis: location

A

ant com thigh, deep to rectus femoris

46
Q

vastus intermedialis: origin

A

upper anterior and lateral femur

47
Q

vastus intermedialis: insertion

A
  • tibial tuberosity (via quadriceps femoris tendon and patellar lig)
  • lateral border of patella
48
Q

vastus intermedialis: innervation

A

femoral n

49
Q

vastus intermedialis: action

A

extends leg at knee

50
Q

gracilis: location

A

medial com of thigh, deep

51
Q

gracilis: origin

A
  • body of pubis

- ischiopubic ramus

52
Q

gracilis: insertion

A

medial proximal shaft of tibia

53
Q

gracilis: innervation

A

obturator n

54
Q

gracilis: action

A
  • adducts thigh at hip

- flexes and assists in medial rotation of leg at knee

55
Q

pectineus: location

A

medial com thigh, superior

56
Q

pectineus: origin

A

superior ramus of pubis (pecten)

57
Q

pectineus: insertion

A

pectineal line of femur

58
Q

pectineus: innervation

A

obturator/ femoral n

59
Q

pectineus: action

A

adducts and flexes thigh at hip

60
Q

adductor longus: location

A

medial com thigh, inferior

61
Q

adductor longus: origin

A

body of pubis

62
Q

adductor longus: insertion

A

linea aspera (middle 1/3)

63
Q

adductor longus: innervation

A

obturator n

64
Q

adductor longus: action

A

adducts thigh at hip

65
Q

adductor brevis: location

A

medial com thigh, deeper

66
Q

adductor brevis: origin

A
  • body of pubis

- inferior pubic ramus

67
Q

adductor brevis: insertion

A
  • posterior surface of proximal femur

- linea aspera (upper 1/3)

68
Q

adductor brevis: innervation

A

obturator n

69
Q

adductor brevis: action

A
  • adducts thigh at hip

- weak flexor at hip

70
Q

adductor magnus: location

A

medial com thigh, deep

71
Q

adductor magnus: origin

A

adductor part:
- ischiopubic ramus

hamstring part:
- ischial tuberosity

72
Q

adductor magnus: insertion

A

adductor part:
- post surface of proximal femur, linea aspera, medial supracondylar line

hamstring part:
- adductor tubercle

73
Q

adductor magnus: innervation

A

adductor part:
- obturator n

hamstring part:
- sciatic (tibial division)

74
Q

adductor magnus: action

A

adducts (adductor part)

extends thigh (hamstring part) at hip

75
Q

semitendinosus: location

A

post com thigh, deep

76
Q

semitendinosus: origin

A

ischial tuberosity

77
Q

semitendinosus: insertion

A

medial surface of proximal tibia

78
Q

semitendinosus: innervation

A

sciatic n (tibial division)

79
Q

semitendinosus: action

A
  • extends thigh at hip

- flexes and medially rotates leg at knee

80
Q

semimembranosus: location

A

post com thigh, deep

81
Q

semimembranosus: origin

A

ischial tuberosity

82
Q

semimembranosus: insertion

A

medial tibial condyle

83
Q

semimembranosus: innervation

A

sciatic n (tibial division)

84
Q

semimembranosus: action

A
  • extends thigh at hip

- flexes and medially rotates leg at knee

85
Q

biceps femoris: location

A

post com thigh, deep

86
Q

biceps femoris: origin

A

long head:
- ischial tuberosity

short head:

  • linea aspera
  • lateral supracondylar line
87
Q

biceps femoris: insertion

A

lateral aspect of head of fibula

88
Q

biceps femoris: innervation

A

sciatic n:

  • tibial division (long)
  • common fibular division (short)
89
Q

biceps femoris: action

A
  • flexes leg
  • laterally rotates knee
  • extends thigh at hip

2. HLTH 109 (29 decks)

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