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KSUCPM LE > QUIZ 7 > Flashcards

QUIZ 7 Flashcards

1
Q

this is a diamond shaped depression located at the posterior of the knee region. The fossa bulges posteriorly when the knee is extended and becomes depressed when the knee is flexed

A

popliteal fossa

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2
Q

clinically the popliteal fossa is important why?

A

pulse of the popliteal artery can be palpated here in addition to the popliteal lymph nodes

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3
Q

what are the borders of the popliteal fossa?

A

superomedial border- semimembranosus and semitendinosus passing onto insertion

superlateral border- formed by the biceps femoris muscle

inferomedial border- formed by the medial head of the gastrocnemius muscle after is arises from the femur

inferolateral border- plantaris and lateral head of the gastrocnemius muscle

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4
Q

what boundaries comprise the popliteal fossa?

A

borders
roof
floor

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5
Q

what makes the roof of the popliteal fossa?

A

superficial fascia and deep fascia

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6
Q

this boundary of the popliteal fossa makes up the posterior border and is formed by the skin and fascia

A

roof of the popliteal fossa

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7
Q

this boundary of the popliteal fossa makes up the anterior border?

A

floor of the popliteal fossa

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8
Q

what makes up the floor of the popliteal fossa?

A
  • popliteal surface of the femur
  • oblique popliteal ligament
  • popliteus muscle and its fascial covering
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9
Q

what are the contents of the popliteal fossa?

A 
popliteal artery
popliteal vein
tibial n
-medial sural cutaneous n
common fibular nerve
-lateral sural cutaneous n
-fibular communicating nerve
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10
Q

name the branches of the popliteal artery?

A

superior medial genicular artery

superior lateral genicular artery

sural arteries

middle genicular artery

inferior medial genicular artery

inferior lateral genicular artery

anterior tibial artery

  • posterior tibial recurrent artery
  • anterior tibial recurrent artery

posterior tibial artery

  • circumflex fibular artery
  • fibular artery/peroneal artery
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11
Q

what are the contents of the genicular anastomosis?

A

descending genicular artery/highest genicular artery

descending branch of the lateral femoral circumflex artery

superior medial genicular artery

superior lateral genicular artery

inferior medial genicular artery

inferior lateral genicular artery

anterior and posterior tibial recurrent artery

circumflex fibular artery

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12
Q

which of the genicular arteries is not part of the genicular anastomosis?

A

middle genicular artery

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13
Q

what are the articulations of the knee joint?

A

patella and the femur

femur and the tibia

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14
Q

what is the functional classification of the knee joint?

A

diarthrosis

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15
Q

what is the structural classification of the knee joint?

A

synovial ginglymus/synovial hinge/synovial bicondylar

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16
Q

what is the arterial supply of the knee joint?

A

genicular anastomosis and middle genicular a

17
Q

innervation of the knee joint?

A

obturator nerve
femoral nerve
tibial nerve
common fibular nerve

18
Q

what are the support structures of the knee joint?

A

capsule and retinacula

19
Q

what are the different types of retinacula?

A 
medial patellar retinaculum
-medial patellofemoral ligament
lateral patellar retinaculum
-lateral patellofemoral ligament
tight retinaculum
20
Q

what are the extracapsular ligaments or extrinsic ligaments fo the knee joint posteriorly? anteriorly?

A

medial genual collateral ligament

oblique popliteal ligament

arcuate popliteal ligament

lateral genual collateral ligament

patellar ligment

21
Q

what are the intracapsular ligaments or intrinsic ligaments anteriorly? posteriorly

A

anterior cruciate ligament (ACL)
poster cruciate ligament (PCL)
transverse genual ligament

ACL
PCL
Posterior meniscofemoral ligament/ ligament of Wrisburg
Anterior meniscofemoral ligament/ ligament of humphry

22
Q

what is the muscle associated with the knee joint?

origin
attachments

A

popliteus m

intracapsular to extracapsular as it passes distal to the medial edge of the arcuate popliteal ligament

posterolateral edge of the lateral meniscus

23
Q

what comprises the menisci of the knee joint?

A 
medial meniscus
-anterior horn of the medial meniscus
-posterior horn of the medial meniscus
lateral meniscus
-anterior horn of the lateral meniscus
-posterior horn of the lateral meniscus
24
Q

this structure of the knee joint is very extensive, its the synovial cavity of the knee, and largest in the body?

A

synovial membrane

25
Q

what are the components of the synovial membrane?

A 
femur
menisci
patella
-infrapatella fat pad
--alar folds
--infrapatellar folds
tibia
-anterior intercondylar sulcus
-posteior intercondylar sulcus
26
Q

there are many of these associated with the knee joint and these are more common ones

allows for free movement of the structures that are separated?

A

bursae of the knee

KSUCPM LE (95 decks)

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