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Posterior muscles
hamstrings, popliteus, gastrocnemius
Anterior muscles
quadriceps, sartorius
Hamstring muscles
semimembranosus, semitendinosus, biceps femoris
Quadricep muscles
rectus femoris, vastus medialis, vastus lateralis, vastus intermedius
These muscles perform knee flexion
posterior muscles
These muscles perform knee extension
anterior muscles
These muscles also perform hip flexion
rectus femoris, sartorius
These muscles also perform hip extension
hamstrings
The ligaments of the knee include…
ACL, PCL, LCL, MCL
The meniscus provides…
stability, shock absorption, and increases the surface area of the tibial condyles
The ACL prevents…
anterior translation of the tibia
The PCL prevents…
posterior translation of the tibia
The MCL prevents…
excessive valgus forces
The LCL prevents…
excessive varus forces
Valgus forces are…
forces that buckle the knee from the outside in
Varus forces are…
forces that buckle the knee from the inside out
What is the difference in blood supply in the menisci layers?
inner 1/3 is avascular, the middle 1/3 has poor blood supply, and the outer layer has good blood supply
The q-angle is greater in __ due to ___.
female athletes due to wider hips
Medical name for knock knee
genu valgum
Medical name for bow legged
genu varum
Hyperextension of the knee
genu recurvation
sartorius
rectus femoris
vastus lateralis
vastus intermedius
vastus medialis
biceps femoris
semitendinosus
semimembranosus
Note
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