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MUSC 206 > Acute Knee injuries > Flashcards

Acute Knee injuries Flashcards

1
Q

what is the origin of the ACL?

A

medial aspect of the anterior intercondylar area of tibia

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2
Q

what is the insertion of the ACL?

A

posteromedial aspect of the lateral femoral condyle

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3
Q

are there 2 bands of the acl.

A

yes

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4
Q

what does the anteromedial band do?

A

taut in flexion and through ROM

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5
Q

what does the posterolateral band do?

A

taut in extension

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6
Q

what are the functional roles of the ACL?

A

1st
- resist anterior translation of the tibia on the femur
- contributes most at 30 flexion
2nd
- resist internal tibial rotation
- resist abd/ add in full extension

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7
Q

what is the PCL?

A

second ligament to make up the cruciate complex

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8
Q

is the PCL stronger than the ACL?

A

yes

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9
Q

origin of the PCL

A

anterolateral aspect of the medial femoral condyle

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10
Q

insertion of the PCL

A

posterior aspect of tibial plateau

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11
Q

2 bands of the PCL

A
  1. anterolateral
  2. posterolateral
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12
Q

anterolateral = taut in…

A

mild flexion

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13
Q

posterolateral = taut in…

A

extension and full flex

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14
Q

pcl has a …

A

proposed synergistic role

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15
Q

what else does the PCL do?

A

resists posterior shear of tibia on femur at 90

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16
Q

functional roles of the PCL

A
  • resist posterior translation of the tibia on femur
  • resist tibial external rotation
17
Q

healing time

A

21 days

18
Q

different types of interventions

A

advice & education
therapeutic exercise
manual therapy
physical devices
electrophysical agents

19
Q

nerve entrapment
lateral compartment

A

peroneal nerve

20
Q

deep peroneal nerve

A

anterior compartment

21
Q

history of trauma/ impingement

A

nerve entrapment

22
Q

changes with nerve entrapemtn

A
  • sensory changes
  • motor changes

MUSC 206 (5 decks)

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