lab 7 (lower extremity) review

long head biceps femoris muscle

long head biceps femoris function

innervated by the tibial n., extends the hip, flex the knee, lateral rotation of the leg

semitendenosus location

semitendenosus function and innervation

innervated by the tibial n., flexes the leg at the knee, and medially rotates the leg

tibialis anterior location

tibialis anterior function

innervated by the common fibular-deep branch, dorsiflex the foot, invert the foot

gluteas maximus location

gluteas maximus function

innervated by the interior gluteal n., abducts, extends, and laterally rotates the hip

medial head of gastrocnemius location

medial head of gastrocnemius function

flex at the knee, plantar flex the foot

fibular collateral ligament location

anterior cruciate ligament location

tibial collateral ligament

what is in the unhappy triad?

acl, mcl, medial meniscus (from lateral side of the knee)

what happens when the knee is injured medially?

injury to the acl and pcl, but not the lateral meniscus