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anatomy > muscles of the hip, knee, and ankle > Flashcards

muscles of the hip, knee, and ankle Flashcards

1
Q

Iliopsoas origin

A
  • T12, L1-L5 and intervertebral discs
  • Iliac crest, fossa, and base of sacrum
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2
Q

Iliopsoas insertion

A
  • Lesser trochanter
  • Piece of pectineal line
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3
Q

Rectus femoris origin

A
  • AIIS
  • Posterior groove above acetabulum
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4
Q

Rectus femoris insertion

A
  • superior part of patella
  • tibial tuberosity
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5
Q

Sartorius origin

A

ASIS

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6
Q

Sartorius insertion

A

Pes anserine (anterior medial surface)

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7
Q

Pectineus origin

A

pectineal line

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8
Q

Pectineus insertion

A

pectineal line (posterior)

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9
Q

Adductor brevis origin

A

Inferior pubic ramus (anterior)

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10
Q

Adductor brevis insertion

A

Bottom of pectineal line and upper 1/2 of medial lip of linea aspera

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11
Q

Adductor longus origin

A

Body of pubis inferior to pubic crest

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12
Q

Adductor longus insertion

A

Middle 1/3 of linea aspera

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13
Q

Adductor magnus origin

A

Entire inferior ramus, ischium, and ischial tuberosity

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14
Q

Adductor magnus insertion

A
  • Whole linea aspera
  • Adductor tubercule
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15
Q

Gracilis origin

A

Just below pubic tubercule, inferior pubic ramus

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16
Q

Gracilis insertion

A

Pes anserine

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17
Q

Semitendinosus origin

A

Ischial tuberosity (posterior)

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18
Q

Semitendinosus insertion

A

Pes anserine

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19
Q

Semimembranosus origin

A

Ischial tuberosity

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20
Q

Semimembranosus insertion

A

Posterior piece of medial tibial condyle

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21
Q

Biceps femoris origin

A
  • Ischial tuberosity
  • Lower 1/2 of linea aspera
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22
Q

Biceps femoris insertion

A
  • Lateral condyle of tibia
  • Head of fibula
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23
Q

Gluteus maximus origin

A
  • PSIS (crest)
  • Lateral edge of sacrum (posteriorly)
  • Coccyx
  • Lumbar fascia
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24
Q

Gluteus maximus insertion

A

Gluteal line

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25
Gluteus medius origin
Just below the iliac crest on the lateral side, posteriorly
26
Gluteus medius insertion
Posterior and middle surfaces of greater trochanter
27
Gluteus minimus origin
Lateral surface of ilium (below gluteus medius)
28
Gluteus minimus insertion
Anterior surface of greater trochanter
29
Tensor fascia latae (TFL) origin
Anterior iliac crest, on posterior side
30
Tensor fascia latae (TFL) insertion
Gerdy's tubercule
31
Vastus lateralis origin
- Intertrochanteric line - Upper 1/2 of linea aspera - Anterior and inferior borders of greater trochanter and gluteal tuberosity
32
Vastus lateralis insertion
- Lateral border of the patella - Tibial tuberosity
33
Vastus intermedius origin
Upper 2/3 of anterior surface of femur
34
Vastus intermedius insertion
- Upper border of patella - Tibial tuberosity
35
Vastus medialis origin
- Whole linea aspera -
36
Vastus medialis insertion
- Medial condyloid ridge - Medial upper border of patella - Tibial tuberosity
37
Popliteus origin
Posterior portion of lateral condyle of femur
38
Popliteus insertion
Upper posterior surface of tibia
39
Hip flexors
Iliopsoas, rectus femoris, sartorius, pectineus, TFL
40
Hip extensors
Semitendinosus, semimembranosus, biceps femoris, gluteus maximus
41
Hip internal rotators
Semitendinosus, semimembranosus, gluteus minimus, gluteus medius (medial fibers), (little gracilis)
42
Hip external rotators
Iliopsoas, sartorius, pectineus, adductor brevis, adductor magnus, biceps femoris, gluteus maximus, gluteus medius (posterior fibers)
43
Hip abductors
Gluteus medius, gluteus minimus, TFL, gluteus maximus (based on fibers)
44
Hip adductors
Pectineus, adductor brevis, adductor longus, adductor magnus, gracilis, gluteus maximus (based on fibers)
45
Knee flexors
Biceps femoris, semitendinosus, semimembranosus, popliteus, (little gracilis)
46
Knee extensors
Rectus femoris, vastus lateralis, vastus intermedius, vastus medialis
47
Knee internal rotators
Semitendinosus, semimembranosus, popliteus
48
Knee external rotators
Biceps femoris
49
Menisci functions
- Deepens joint surface - Tighten knee joint - Distributes weight - Decreases friction - Increase mobility
50
Functions of foot and ankle
- control and stabilize leg - elevation of the body - shock absorption - operation of machine tools
51
Distal tibia also known as
plafond (90% of weight bearing)
52
Two bones of the rearfoot are
talus and calcaneus
53
Midfoot bones are
medial, intermediate, and lateral cuneiform, and navicular (btwn cuneiforms and talus), and cuboid (lateral)
54
Forefoot bones are
5 metatarsals (head is distal; base is proximal), and 14 phalanges
55
Ankle joint also known as
talocrural joint (talus, tibia, and fibula)
56
Subtalar joint includes what bones
talus and calcaneus
57
Foot and ankle dorsiflexor
Tibialis anterior
58
Foot and ankle plantar flexor
Gastrocnemius, soleus
59
Foot and ankle invertor
tibialis posterior, flexor hallicus longus
60
Foot and ankle evertor
extensor digitorum longus, peroneus longus

anatomy (4 decks)

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