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71 Cards in this Set

  • Front
  • Back
Is the fibula involved in the knee joint?
The knee joint's composed of _____ of femur articulating with ____ of tibia.
femoral condyles; tibial condyles
In the knee joint, the femur also articulates with _____.
posterior aspect of patella
The surfaces of the knee joint are covered in _____.
articular cartiledge
When the knee is fully extended, the surface of the femoral condyle is _______.
When the knee is fully extended, there is ______ resulting from ________.
GREATER STABILITY; greater confluence of femoral & tibial condyles
The knee is most stable when _________.
fully extended!
Menisci are ________ & partially separate _____.
fibrocartilagenous; medial & lateral femoral & tibial condyles
The cruciate ligaments bind _________.
The fibrous capsule of the knee joint attaches superiorly to ______.
femur, proximal to the superior part or articular margins of femoral condyles
Inferiorly, the fibrous capsule of the knee joint attaches to ______.
margin of the superior articular surface of tibia (tibial plateau)
THe synovial membrane lines interior of knee joint everywhere EXCEPT _______.
areas covered w/articular cartilage
The synovial membrane begins at posterior aspect of ___ & extends superiorly to_____.
line the suprapatellar fat pad
The synovial membrane is reflected down to surface of femur, but stops ______.
where femoral condyle (articular cartilage of femur) begins
The synovial membrane attaches to _________, but doesn't cover them.
peripheral edges of menisci
The synovial membrane secretes ______.
synovial fluid--lubricant for articular surfaces
The syn. membrane lines the fibrous capsule _______ & _________ (in what area?).
laterally & medially
The synovial membrane reflects off fibrous capsule ____ & loops around ____.
The cruciate ligaments ____ (are/aren't) inside joint cavity, but _____ inside fibrous capsule.
The synovial membrane folds anteriorly, making a _____ fold.
infrapatellar fold (appproaches posterior fold but doesn't quite reach it)
The cruciate ligaments ______(do/don't) lie in articular cavity.
The medial and lateral menisci rest on the ______.
tibial plateau
The crutiate ligaments are covered by _____________.
synovial membrane
Ligaments of the knee can be classified into ___, ___, or ____.
extracapsular, capsular, intracapsular
The capsular ligament is also called _______, and is basically ______.
intrensic ligament; thickening of fibrous capsule
There are 4 intrinsic ligaments: _____, ____, ____, & ______
patellar; oblique popliteal; arcuate popliteal; tibial collateral (medial coll)
The patellar ligament runs from ____ to ____.
apex of patella to tibial tuberosity
Along with patella & quad. tendon, the patellar ligament helps replace _____.
fibrous capsule anteriorly
The oblique popliteal ligament is an expansion of _____. It reinforces _____.
semimembranosus; posterior aspect of knee joint
The _____ is a Y-shaped intrinsic ligament.
arcuate popliteal
The stem of the arcuate popliteal ligament is attached to _____.
head of fibula.
The arcuate popliteal ligament passes over ________.
popliteus muscle
The tibial collateral ligament (MCL) runs from ___ to ____.
medial epicondyle of femur to medial condle of tibia & upper medial surface of tibia
The fibular collateral ligament is ___________.
The extracapsular ligaments are also called _______ & are separated from ______.
extrinsic; separated from JOINT CAPSULE
THe fibular collateral ligament has ______ between it & fibrous capsule.
The fibular collateral lig. is cord-like and lies deep to ________.
tendon of biceps femoris
the fibular collateral ligament runs from ______-_____.
lateral epicondyle of femur to head of tibia
The tibial collateral ligament is____ (attached or unattach) to medial meniscus.
The fibular collateral ligament is____ (attached or unattach)to lateral meniscus.
The lateral meniscus is more stable (less easy to tear) because ________.
it is more mobile
The medial meniscus is less stable (more easily torn) because ________.
it is bound more tightly (by tibial collateral lig.) & less mobile, so tears easily.
The lateral meniscus is separated from the fibular collateral ligament by ____.
There are 3 intracapsular ligaments: ____, ____, & ____
ACL, PCL, posterior meniscofemoral ligament
The ACL attaches to ________ & ascends POSTERIORLY to attach to __________.
ANTERIOR portion of intercondyle area of tibia; lateral femoral condyle
The PCL attaches to ________ & ascends ANTERIORLY to attach to __________.
POSTERIOR portion of intercondyle area of tibia; medial femoral condyle
The post. meniscofemoral ligament runs superiorly from _____ to ____,
lateral meniscus to medial femoral condyle (partly blends w/PCL as well)
The PCL prevents ______ displacement of femur on tibia.
The ACL prevents ______ displacement of femur on tibia.
What ligament prevents hyperextension of knee?
What ligament is the main knee stabilizer when walking downhill (KNEE FLEXED)?
The _________ tightens during extension of the knee.
Which menisci is larger?
MEDIAL (hint: medial monstrous)
The lateral meniscus is __-shaped, the medial meniscus is __-shaped.
O-shaped; C-shaped (Cat tore medial C-M)
Te peripheral margins of the menisci are ______ than medial margins
The _________ attaches the two menisci ANTERIORLY
transverse ligament
The ends of the menisci are called ______.
The horns of the menisci are anchored into INTERCONDYLE AREA of TIBIA by ________.
The HORNS of the MEDIAL meniscus are attached more _____ than those of lateral.
The medial meniscus is more likely to tear for 2 reasons: ______ & ______
more widespread attachment of horns; attached to TCL (por eso es menos móvil)
The ______ is the most important muscle stabilizing knee joint.
quadriceps femoris
The ____ & ____ of the quads have particular stabilizing effect on knee.
inferior fibers of vastus medialis & lateralis
____________ are aponeurotic expansions sent off by vastus medialis & lateralis.
Medial patellar & lateral patellar RETINACULUM
The RETINACULUM of the medial & lateral patella attach to _______.
patella & help keep it allined
The quadriceps femoris has a tendency to displace the patella ___________.
The vastus medialis combats lateral patellar displacement b/c _________.
it has inferior horizontal fibers
The _______ support the knee medially.
SGSt tendons (pes anserinus)
The ______ supports the knee laterally.
IT tract
The IT tract attaches to _________.
Gerdy's tubercle on lateal epicondyle of tibia
The _________ reinforces the knee posteriorly.
semimembranosus w/its oblique popliteal ligament
The IT tract partially blends with _______ of knee.
fibrous capsule