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anatomy > knee joint > Flashcards

knee joint Flashcards

1
Q

Name the 3 joints found in the knee

A

Femur-tibial, femur-patellar + tibiofibular (proximal)

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2
Q

The joint between the femur + the tibia is …

A

Bicondylar

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3
Q

The joint between the femur and the patella is…

A

Trochlear

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4
Q

The hyaline cartilage of the articular surfaces of the femur + the tibia covers certain parts. Name them

A

Condyles of the femur (anterior + posterior), medial + lateral condyles of the tibia

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5
Q

The menisci of the knee are made of…

A

Fibrocartilage

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6
Q

The external/peripheral zone of the menisci has another name. State it and explain why it’s called that way.

A

Red zone, because it’s vascularized

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7
Q

The internal zone of the menisci is…

A

Avascular

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8
Q

The medial meniscus inserts into the tibia but is in contact with fibres of a ligament. Name it

A

The tibial collateral ligament

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9
Q

The lateral meniscus is only partially inserted into the tibia because of a tendon that’s “disrupting”. Which tendon is it?

A

Popliteus

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10
Q

The 2 menisci have different shapes. Name the one that looks like a C and is larger and the one that’s shorter and looks like an O

A

C shaped = medial meniscus

O shaped = lateral meniscus

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11
Q

Name the ligaments that connect the lateral meniscus to the femur + their site of insertion

A

Anterior + posterior meniscofemoral ligaments, medial surface of medial epicondyle (in intercondylar groove)

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12
Q

The patellar ligament is a continuation of the … lig.

A

Quadriceps

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13
Q

The patellar ligament inserts into…

A

The tibial tuberosity

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14
Q

The medial (tibial) collateral ligament originates in… and inserts in…

A

The medial epicondyle, below the adductor tubercle; inserts in the medial portion of the proximal tibia (above and posterior to the pes anserinus)

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15
Q

The lateral (fibular) collateral ligament originates in… and inserts in…

A

The lateral epicondyle (above the popliteus), into a groove in the lateral portion of the fibular head

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16
Q

The ACL originates in… and inserts in…

A

The anterior intercondylar area, medial surface of lateral condyle

17
Q

The PCL originates in… and inserts in…

A

Posterior intercondylar area, lateral surface of medial condyle

18
Q

The ACL prevents the … displacement of the tibia with regards to the femur

A

Anterior

19
Q

The PCL prevents the … displacement of the tibia with regards to the femur

A

Posterior

20
Q

The proximal tibiofibular joint is a … type of joint

A

Planar (synovial), with very little movement

21
Q

Name the 2 ligaments of the proximal tibiofibular joint

A

Anterior + posterior tibiofibular ligaments

22
Q

The tibiofibular syndesmosis originates in…

A

The interosseous borders of both bones

23
Q

The fascicles of the tibiofibular syndesmosis have 2 orientations. Name them and their function

A

Oblique + lateral, prevent the distal displacement of the fibula

24
Q

There are 2 “holes” in the tibiofibular syndesmosis. Name them + the structures that pass through them

A

Proximal aperture — anterior tibial vessels

Distal aperture — perforating branch of fibular artery

25
Q

Where do the muscles of the leg insert?

A

In the tibiofibular syndesmosis

26
Q

The distal tibiofibular joint is a … type of joint

A

Fibrous (syndesmosis)

27
Q

Name the articular surfaces of the distal TF joint

A

Fibular notch in tibia + convex surface of fibula

28
Q

Name the 3 ligaments of the distal TF joint

A

Interosseous, anterior + posterior

29
Q

The fascicles of the anterior interosseous lig. have an … orientation

A

Oblique

30
Q

The fascicles of the posterior interosseous lig. have a … orientation

A

Horizontal

31
Q

The tibia + the fibula form a “structure” in the distal TF joint. Name it

A

Tibiofibular socket

anatomy (23 decks)

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