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Anatomy > Knee > Flashcards

Knee Flashcards

1
Q

What stabilizes the knee joint laterally

A
  1. Biceps
  2. Gastrocnemius
  3. Iliotibial tract
  4. Fibular collateral ligaments
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2
Q

What stabilizes the knee joint medially

A
  1. Sartorius
  2. Gracilis
  3. Gastrocnemius
  4. Semitendinosis
  5. Semimembranosus
  6. Tibial collateral ligament
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3
Q

What is the most important muscle of the knee joint

A

Quadriceps femoris

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4
Q

What ligament prevents FORWARD sliding of the tibia on the femur

“posterior displacement”

A

ACL

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5
Q

What ligament is relaxed during flexion

A

ACL

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6
Q

What ligament prevents BACKWARD sliding of tibia on the femur

“anterior displacement”

A

PCL

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7
Q

What ligament is relaxed during extension

A

PCL

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8
Q

What ligament is damaged on forced ABduction of the tibia on femur?

A

MCL

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9
Q

What ligament is damaged on forced ADduction on femur

A

LCL

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10
Q

What are the components of the Unhappy Triad of O’ Donoghue

A
  1. ACL
  2. MCL
  3. Medial meniscus
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11
Q

A blow to the anterior aspect of the knee may tear only what knee ligament?

A

ACL

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12
Q

A blow to the lateral aspect of the knee can damage the __ ligament

A

Tibial Collateral

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13
Q

What are the components of the terrible triad?

A
  1. Tibial collateral ligament
  2. Medial meniscus
  3. ACL
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14
Q

what ligament are you resting in anterior drawer test?

A

ACL

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15
Q

What ligament are you testing in posterior drawer sign

A

PCm

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16
Q

[Genu valgum/varum]

tibia is bent or twisted laterally

A

medial/tibial collateral ligament

17
Q

[Genu valgum/varum]

tibia is bent medially

A

lateral or fibular collateral ligament

18
Q

A knee joint is a type of what joint?

19
Q

[Ankle joint]

What are the anterior ligaments of the ankle

A
  1. Anterior inferior talofibular
  2. Anterior talofibular
  3. Calcaneofibular
  4. Talonavicular
20
Q

[Ankle joint]

What are the posterior ligaments of the ankle joint?

A

1, Posterior inferior talofibular

  1. Transverse
  2. Posterior talofibular
21
Q

[Ankle joint]

Acute sprains on the lateral ankle can lead to ___

A
  1. Excessive inversion of the foot

2. Plantarflexion of the ankle

22
Q

[Ankle joint]

Acute sprains on the medial ankle can lead to

A
  1. Excessive eversion
23
Q

[Ankle joint]

Responsible for the inversion and eversion of the foot

24
Q

[Ankle joint]

Dorsiflexion and plantarflexion occurs in what joint?

A
  1. Ankle joint proper or talocrural joint
25
Q

[Ankle joint]

Inversion and eversion occurs where?

A

subtalar joint

Anatomy (37 decks)

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