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ESS 2700
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What does Lachman's test for?
ACL instability-it is a more definitive test
What does the Anteriror/Posterior Drawer test for?
Stability of the ACL/PCL
What does the Bounce Home Test test for?
Loose bodoes, torn meniscus or swelling
What does McMurray's Test test for?
Medial and Lateral meniscus tears
What does the Varus Stress Test test for?
Stability of the LCL
What does the Valgus Stress Test test for?
Stability of the MCL
What is Osgood's Sehlatter's Disease?
Irritation of the knee at the insertion of the patellar tendon in the growht plate on teh tibial tubercle
Does subluxating of the patella almost always occur on the medial or lateral side?
Laterally
Name the contributiong factors form chondromalacia
Genu Valgum
Foot pronation
Abnormal contour of patella
Laxitiy of quad tendon
Shallow femoral groove
Usually have weak hip external rotators
What is Chondromalacia and what are the three stages?
Gradual degenerative process of the patella
-Swelling/sofetning
-Fissuring (cracks)
-Fragmentation
What is a Parrot Beak tear
A tear along the horizontla line
What is a Bucket Handle tear?
A tear along the longitudinal line
T/F
The medial meniscus has a higher incidence of tears due to lack of mobility and deep attachment to MCL
True
False
True
What are the 3 parts of the unhappy triad?
MCL, Medial Meniscus, and ACL
A direct blow to the medial side of the knee or a varus force with tibia rotated is...
LCL sprain
What are the 3 grades of sprain for a MCL?
(look the answer up in the book)
A direct blow to the lateral side of the knee, valgus force wiht the foot planted, or indirect force with foot externally rotated is...
MCL Sprain
What is "O" shaped and more mobile?
Lateral Meniscus
What is "C" shaped and is less mobile?
Medial Meniscus
Anterior Cruciate Ligament (ACL)
Tight in Extension
Loose in Flexion
Lateral Collateral Ligament
Arcuate Ligament
-Posterior 1/3 of LCL
Strong and Tight in Extension
Medial Collateral Ligament
Posterior Oblique Ligament
-Posterior 1/3 of MCL
-Attaches to adductor tubercle
"Screw Home" Mechanism
As knee extends the tibia externally rotates
Provides increase knee stability
Abductors-Lateral
Gluteus Maximus
Gluteus Minimus
Tensor Fascia Latae
Adductors-Medial
Adductor Magnus
Adductor Longus
Adductor Brevis
Adductors-Medial
Adductor Magnus
Adductor Longus
Adductor Brevis
Hamsting Muscles-Posterior and Knee flexors
Biceps Femoris-lateral
Semitendinosus
Semimembranosus
Geny Recurvatum
Hyperextension of knee
Varus Knee
Supinated feet, bowlegged
Valgus Knee
Feet outside of knees...makes an "L"
Fibula
Lateral to Tibia
NWB
Patella
Sesamoid bone
Distrubutes compressive forces
Bones of the knee complex?
Femur
Tibia
Tibial Tubercle
Fibula
Author
brat
ID
44029
Card Set
ESS 2700
Description
Test #2
Updated
2010-10-21T19:09:04Z
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