Popliteal Fossa Flashcards

1
Q

Borders of popliteal fossa

A

Superomedial border - semimembranosus
Superolateral border – biceps femoris.
Inferomedial border – medial head of the gastrocnemius.
Inferolateral border – lateral head of the gastrocnemius and plantaris.

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2
Q

Floor of popliteal fossa

A
  • Posterior surface of the knee joint capsule
  • Popliteus muscle
  • Posterior femur
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3
Q

The roof of the popliteal fossa

A

popliteal fascia and skin

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4
Q

The popliteal fascia is continuous with…

A

… fascia lata of the leg.

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5
Q

Popliteal fossa function

A

The popliteal fossa is the main conduit for neurovascular structures entering and leaving the leg.

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6
Q

Contents of popliteal fossa (medial to lateral):

A

Popliteal artery
Popliteal vein
Tibial nerve
Common fibular nerve (common peroneal nerve)

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7
Q

The most superficial of the contents of the popliteal fossa…

A

The tibial and common fibular nerves

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8
Q

The tibial and common fibular nerves are branches of…

A

…the sciatic nerve

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9
Q

In the popliteal fossa, the common fibular nerve follows…

A

The biceps femoris tendon, travelling along the lateral margin of the popliteal fossa.

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10
Q

Which vein drains into the popliteal vein?

A

The small saphenous vein pierces the popliteal fascia and passes between the two heads of gastrocnemius to empty into the popliteal vein.

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11
Q

In the popliteal fossa, the deepest structure is…

A

… the popliteal artery

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12
Q

Which artery carries on blood supply from the femoral artery of the thigh to the leg?

A

Popliteal artery

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13
Q

Possible causes of swelling in the popliteal fossa

A

Baker’s Cyst

Aneurysm of popliteal artery

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