Chapter 20 - Knee and Related Structures Flashcards Preview

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Flashcards in Chapter 20 - Knee and Related Structures Deck (9):
1

how many facets on the patella

3.
lateral
medial (middle)
odd (medial)

2

when is the patella in the groove

20-30 degrees of knee flexion.
fully seated in the joint

3

which muscles have largest action at patella

vastus lateralis, vastmus medialis oblique

4

patellar alignment

patellar alta, patellar baja (patellar tendon)
frog eyed - lateral (retroversion, external rotation)
squint eyed - medial (anteversion, internal rotation)

5

orientation on patella

tilt, spin or glide as it begins to move
due to way soft tissue acts upon the patella during movement

Q-angle
A-angle

6

Q-angle

ASIS, long axis of patella, and tibial tuberosity
women have higher Q angle
larger Q angle cause greater tracking issues

7

joint stability testing for patellar

Patellar glides
apprehension - subluxation
fairbanks apprehension test
clark's sign - chrondamalacia

8

disease of PFJ

os good
johannsen

9

PFS

traacking syndrome