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DDS1-gross anatomy > lower extremity > Flashcards

lower extremity Flashcards

1
Q

three ligaments of hip joint

A
  • iliofemoral ligament
  • pubofemoral ligament
  • ischiofemoral ligament
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2
Q

function of hip ligaments

A

limit hyperextension

*pubofemoral also limits abduction

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3
Q

what type of bone is the patella

A

floating bone

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4
Q

what attaches to the patella

A

quadriceps tendon and patellar ligament

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5
Q

compare the two facets on the patella

A

medial has a shorter and steeper slope than the lateral

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6
Q

where are the medial and lateral malleolus found

A
  • tibia: medial malleolus

- fibula: lateral malleolus

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7
Q

three bones that make up knee joint

A

femur, patella, and tibia

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8
Q

tibio-femoral joint

A
  • covered by menisci
  • > medial: semicircular
  • > lateral: ring
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9
Q

function of tibo-femoral joint

A

shock absorber

improve congruency and contact areas

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10
Q

anterior cruciate ligament

A

from anterior tibia to inner aspect of lateral femoral condyle

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11
Q

function of acl

A

prevent anterior translation of tibia on femur

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12
Q

posterior crucial ligament

A

from posterior intercondylar tibia to inner aspect of medial femoral condyle

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13
Q

function of pcl

A

prevent posterior translation of tibia on femur

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14
Q

transverse tarsal joint

A

talus with (cuboid and navicular)

  • include:
  • calcaneocuboid
  • talonavicular
  • inversion and eversion
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15
Q

tarsometatarsal joint

A

between cuboid with cuneiforms and the metatarsals

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16
Q

talonavicular joint

A

talus and navicular

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17
Q

calcaneocuboid joint

A

calcaneus and cuboid

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18
Q

talocrural joint

A
  • true ankle joint
  • dorsiflexion and plantarflexion
  • between talus and tibia/fibula
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19
Q

subtalar joint function

A

inversion and eversion

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20
Q

MTP joint function

A

flexion and extension

abduction and adduction

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21
Q

DIP and PIP joint functions

A

flexion and extension

22
Q

ligaments that resist inversion in the ankle

A
  • atfl
  • ptfl
  • cfl
23
Q

ligaments that resist eversion of the ankle

A

medial collateral ligament and deltoid ligament

24
Q

hip extensor

A

gluteus maximus

25
Q

hip rotator and abductor

A

gluteus medius and gluteus minimus

26
Q

muscles of hip joint (superficial to deep)

*lateral rotation

A

Please GOGO Quickly

  • piriformis
  • gemellus superior
  • obturator internus
  • gemellus inferior
  • obturator externus
  • quadratus femoris
27
Q

piriformis passes through

A

greater sciatic foramen then posterior to head and neck of femur

28
Q

obturator internus passes through

A

lesser sciatic foramen

29
Q

obturator externis

A

passes behind anatomical neck of femur

30
Q

gluteus maximus

A
  • inferior gluteal n

- extension of hip

31
Q

gluteus medius

A
  • superior gluteal n

- medial rotation and abduction of hip

32
Q

gluteus minimus

A
  • superior gluteal n

- medial rotation and abduction of hip

33
Q

pectineus

A
  • femoral n

- adduction and flexion of hip

34
Q

gracilis

A
  • obturator n
  • adduction of hip
  • flexion of knee
35
Q

adductor magnus

A
  • adductor part: obturator n
  • hamstring part: sciatic n (tibial division)
  • medial rotation and adduction of hip
36
Q

adductor longus

A
  • obturator n (anterior division)

- medial rotation and adduction of hip

37
Q

adductor brevis

A
  • obturator n

- adduction of hip

38
Q

quadriceps

A
  • femoral n

- extension of knee

39
Q

biceps femoris

A
  • sciatic n
  • flexion of knee
  • extension and lateral rotation at hip
  • lateral rotation of leg at knee
40
Q

semitendinosus

A
  • sciatic n
  • flexion of leg at knee
  • extension and medial rotation of hip
  • medial rotation of knee
41
Q

semimembranosus

A
  • sciatic n
  • flexion of knee
  • extension and medial rotation at hip
  • medial rotation at knee
42
Q

tibialis anterior

A
  • deep fibular n
  • dorsiflexion
  • inversion
  • support medial arch
43
Q

extensor digitorum longus

A
  • deep fibular n
  • extension of lateral 4 toes
  • dorsiflexion of foot
44
Q

extensor hallucis longus

A
  • deep fibular n
  • extension of big toe
  • dorsiflexion of foot
45
Q

gastrocnemius

A
  • tibial n
  • plantarflexion
  • flexion of knee
46
Q

soleus

A
  • tibial n

- plantarflexion

47
Q

tibialis posterior

A
  • tibial n
  • inversion and plantarflexion
  • support medial arch
48
Q

flexor digitorum longus

A
  • tibial n

- flexion of lateral 4 toes

49
Q

flexor hallucis longus

A
  • tibial n

- flexion of big toe

50
Q

fibularis longus

A
  • superficial fibular n
  • eversion and plantarflexion
  • support arches of foot
51
Q

fibularis brevis

A
  • superficial fibular n

- eversion of foot

DDS1-gross anatomy (39 decks)

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