lower extremity

Question 1

three ligaments of hip joint

Answer 1

• iliofemoral ligament
• pubofemoral ligament
• ischiofemoral ligament

Question 2

function of hip ligaments

Answer 2

limit hyperextension

*pubofemoral also limits abduction

Question 3

what type of bone is the patella

Answer 3

floating bone

Question 4

what attaches to the patella

Answer 4

quadriceps tendon and patellar ligament

Question 5

compare the two facets on the patella

Answer 5

medial has a shorter and steeper slope than the lateral

Question 6

where are the medial and lateral malleolus found

Answer 6

• tibia: medial malleolus

- fibula: lateral malleolus

Question 7

three bones that make up knee joint

Answer 7

femur, patella, and tibia

Question 8

tibio-femoral joint

Answer 8

• covered by menisci
• > medial: semicircular
• > lateral: ring

Question 9

function of tibo-femoral joint

Answer 9

shock absorber

improve congruency and contact areas

Question 10

anterior cruciate ligament

Answer 10

from anterior tibia to inner aspect of lateral femoral condyle

Question 11

function of acl

Answer 11

prevent anterior translation of tibia on femur

Question 12

posterior crucial ligament

Answer 12

from posterior intercondylar tibia to inner aspect of medial femoral condyle

Question 13

function of pcl

Answer 13

prevent posterior translation of tibia on femur

Question 14

transverse tarsal joint

Answer 14

talus with (cuboid and navicular)

• include:
• calcaneocuboid
• talonavicular
• inversion and eversion

Question 15

tarsometatarsal joint

Answer 15

between cuboid with cuneiforms and the metatarsals

Question 16

talonavicular joint

Answer 16

talus and navicular

Question 17

calcaneocuboid joint

Answer 17

calcaneus and cuboid

Question 18

talocrural joint

Answer 18

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

Question 19

subtalar joint function

Answer 19

inversion and eversion

Question 20

MTP joint function

Answer 20

flexion and extension

abduction and adduction

Question 21

DIP and PIP joint functions

Answer 21

flexion and extension

Question 22

ligaments that resist inversion in the ankle

Answer 22

• atfl
• ptfl
• cfl

Question 23

ligaments that resist eversion of the ankle

Answer 23

medial collateral ligament and deltoid ligament

Question 24

hip extensor

Answer 24

gluteus maximus

Question 25

hip rotator and abductor

Answer 25

gluteus medius and gluteus minimus

Question 26

muscles of hip joint (superficial to deep) | *lateral rotation

Answer 26

Please GOGO Quickly - piriformis - gemellus superior - obturator internus - gemellus inferior - obturator externus - quadratus femoris

Question 27

piriformis passes through

Answer 27

greater sciatic foramen then posterior to head and neck of femur

Question 28

obturator internus passes through

Answer 28

lesser sciatic foramen

Question 29

obturator externis

Answer 29

passes behind anatomical neck of femur

Question 30

gluteus maximus

Answer 30

- inferior gluteal n | - extension of hip

Question 31

gluteus medius

Answer 31

- superior gluteal n | - medial rotation and abduction of hip

Question 32

gluteus minimus

Answer 32

- superior gluteal n | - medial rotation and abduction of hip

Question 33

pectineus

Answer 33

- femoral n | - adduction and flexion of hip

Question 34

gracilis

Answer 34

- obturator n - adduction of hip - flexion of knee

Question 35

adductor magnus

Answer 35

- adductor part: obturator n - hamstring part: sciatic n (tibial division) - medial rotation and adduction of hip

Question 36

adductor longus

Answer 36

- obturator n (anterior division) | - medial rotation and adduction of hip

Question 37

adductor brevis

Answer 37

- obturator n | - adduction of hip

Question 38

quadriceps

Answer 38

- femoral n | - extension of knee

Question 39

biceps femoris

Answer 39

- sciatic n - flexion of knee - extension and lateral rotation at hip - lateral rotation of leg at knee

Question 40

semitendinosus

Answer 40

- sciatic n - flexion of leg at knee - extension and medial rotation of hip - medial rotation of knee

Question 41

semimembranosus

Answer 41

- sciatic n - flexion of knee - extension and medial rotation at hip - medial rotation at knee

Question 42

tibialis anterior

Answer 42

- deep fibular n - dorsiflexion - inversion - support medial arch

Question 43

extensor digitorum longus

Answer 43

- deep fibular n - extension of lateral 4 toes - dorsiflexion of foot

Question 44

extensor hallucis longus

Answer 44

- deep fibular n - extension of big toe - dorsiflexion of foot

Question 45

gastrocnemius

Answer 45

- tibial n - plantarflexion - flexion of knee

Question 46

soleus

Answer 46

- tibial n | - plantarflexion

Question 47

tibialis posterior

Answer 47

- tibial n - inversion and plantarflexion - support medial arch

Question 48

flexor digitorum longus

Answer 48

- tibial n | - flexion of lateral 4 toes

Question 49

flexor hallucis longus

Answer 49

- tibial n | - flexion of big toe

Question 50

fibularis longus

Answer 50

- superficial fibular n - eversion and plantarflexion - support arches of foot

Question 51

fibularis brevis

Answer 51

- superficial fibular n | - eversion of foot