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Human Cadaver Anatomy > Lower Limb (part 4) > Flashcards

Lower Limb (part 4) Flashcards

1
Q

what makes the knee joint bicondylar?

A

condyles of the femur roll over the flat condyles of the tibia

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2
Q

what is the function of the femoropatellar joint

A

allows patella to glide over the patellar surface

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3
Q

what attaches to the tibial condyles to stabilize the knee joint

A

medial and lateral menisci

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4
Q

what covers the anterior area of the articular capsule

A

patellar ligament and lateral patellar retinacula

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5
Q

what are the extracapsular ligaments of the knee joint

A

medial collateral ligament (MCL)
lateral collateral ligament (LCL)
oblique popliteal ligament
arcuate popliteal ligament

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6
Q

what are the intracapsular ligaments of the knee joint

A

anterior cruciate ligament (ACL)
posterior cruciate ligament (PCL)

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7
Q

what does the ACL attach?

A

anterior intercondylar area of the tibia to medial condyle of the femur

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8
Q

what does the PCL attach?

A

posterior intercondylar area of the tibia to the medial condyle of the femur

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9
Q

What is the function of the ACL? PCL?

A

ACL - prevents anterior sliding of the tibia on femur
PCL - prevents posterior sliding of the tibia on the femur

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10
Q

How is the knee joint unlocked?

A

contraction of the popliteal muscle

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11
Q

How is the knee locked?

A

femur medially rotating on tibia keeping ACL and PCL taut

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12
Q

what is the function of the ankle joint

A

dorsiflexion, plantar flexion

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13
Q

what is the function of the intertarsal joint?

A

inversion, eversion

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14
Q

what reinforces the ankle joint capsule?

A

deltoid ligament

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15
Q

what does the deltoid ligament connect?

A

medial malleolus to navicular, talus, calcaneus

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16
Q

what does the lateral ligament of the ankle consist of?

A

anterior and posterior talofibular ligaments, calcaneofibular ligament

17
Q

what does the anterior and posterior talofibular ligaments connect?

A

lateral malleolus to talus

18
Q

what does the calcaneofibular ligament connect?

A

lateral malleolus to calcaneus

19
Q

what connects the inferior ends of the tibia and fibula

A

anterior and posterior talofibular ligaments and interosseus membrane

20
Q

what is hiltons law

A

any nerve that innervates a muscle producing movement at a joint also innervates the joint itself

Human Cadaver Anatomy (39 decks)

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