Chapter 20 - Knee and Related Structures

Question 1

how many facets on the patella

Answer 1

3.
lateral
medial (middle)
odd (medial)

Question 2

when is the patella in the groove

Answer 2

20-30 degrees of knee flexion.

fully seated in the joint

Question 3

which muscles have largest action at patella

Answer 3

vastus lateralis, vastmus medialis oblique

Question 4

patellar alignment

Answer 4

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

Question 5

orientation on patella

Answer 5

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

Q-angle
A-angle

Question 6

Q-angle

Answer 6

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

Question 7

joint stability testing for patellar

Answer 7

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

Question 8

disease of PFJ

Answer 8

os good

johannsen

Question 9

PFS

Answer 9

traacking syndrome