333: Exam 3
3 articulating surfaces of the knee - ANS--tibiofemoral
-patellofemoral
-proximal tibiofibular
what is the name of the knee joint proper? - ANS-tibiofemoral joint
what type of joint is the knee joint proper? - ANS-ginglymus
what type of joint is the patellofemoral joint? - ANS-arthrodial
the patella is located in the tendon of the ___ - ANS-quadriceps
anterior knee pain - ANS-PFPS
what is PFPS caused by? - ANS-abnormal tracking of the patella within the groove
what does PFPS stand for? - ANS-patellofemoral pain syndrome
high riding patella - ANS-patella alta
low riding patella - ANS-patella baja
what are the 4 intracapsular structures of the knee? - ANS--lateral meniscus
-medial meniscus
-anterior cruciate lig
-posterior cruciate lig
fibrocartilage discs that compensate for the irregular shapes of the bone - ANS-menisci
hyperextension of knee - ANS-genu recurvatum
3 static stabilizers of knee - ANS--ligaments
-capsule
-menisci
3 functions of menisci - ANS--joint stability/shock absorber
-joint movement/reduce friction
, -nutritional aspect
where does the ACL run from/to? - ANS-from: posterior lateral femoral condyle
to: anterior intercondylar eminence of tibia
what is the primary role of the ACL? - ANS-prevent anterior displacement of tibia on
fixed femur
4 predisposing factors to ACL injuries - ANS--biomechanical
-neuromuscular
-structural
-hormonal
3 biomechanical predisposing factors to ACL injuries - ANS--smaller femoral notch
-smaller ACL
-more laxity
what is the muscular predisposing factor to ACL injuries? - ANS-engaging rectus
femoris too early
what is the main mechanism of injury of ACL injuries? - ANS-deceleration with a
rotational force
where does the PCL run from/to? - ANS-from: lateral surface of medial femoral condyle
to: posterior portion of intercondylar eminence of tibia
function of PCL - ANS-prevent posterior displacement of tibia on fixed femur
where does the medial collateral ligament run from/to? - ANS-from: medial femoral
condyle
to: medial tibia
where does lateral collateral ligament run from/to? - ANS-from: lateral femoral condyle
to: head of fibula
MCL protects knee from ___ forces - ANS-valgus
LCL protects knee from ___ forces - ANS-varus
quadriceps consists of what 4 muscles? - ANS--rectus femoris
3 articulating surfaces of the knee - ANS--tibiofemoral
-patellofemoral
-proximal tibiofibular
what is the name of the knee joint proper? - ANS-tibiofemoral joint
what type of joint is the knee joint proper? - ANS-ginglymus
what type of joint is the patellofemoral joint? - ANS-arthrodial
the patella is located in the tendon of the ___ - ANS-quadriceps
anterior knee pain - ANS-PFPS
what is PFPS caused by? - ANS-abnormal tracking of the patella within the groove
what does PFPS stand for? - ANS-patellofemoral pain syndrome
high riding patella - ANS-patella alta
low riding patella - ANS-patella baja
what are the 4 intracapsular structures of the knee? - ANS--lateral meniscus
-medial meniscus
-anterior cruciate lig
-posterior cruciate lig
fibrocartilage discs that compensate for the irregular shapes of the bone - ANS-menisci
hyperextension of knee - ANS-genu recurvatum
3 static stabilizers of knee - ANS--ligaments
-capsule
-menisci
3 functions of menisci - ANS--joint stability/shock absorber
-joint movement/reduce friction
, -nutritional aspect
where does the ACL run from/to? - ANS-from: posterior lateral femoral condyle
to: anterior intercondylar eminence of tibia
what is the primary role of the ACL? - ANS-prevent anterior displacement of tibia on
fixed femur
4 predisposing factors to ACL injuries - ANS--biomechanical
-neuromuscular
-structural
-hormonal
3 biomechanical predisposing factors to ACL injuries - ANS--smaller femoral notch
-smaller ACL
-more laxity
what is the muscular predisposing factor to ACL injuries? - ANS-engaging rectus
femoris too early
what is the main mechanism of injury of ACL injuries? - ANS-deceleration with a
rotational force
where does the PCL run from/to? - ANS-from: lateral surface of medial femoral condyle
to: posterior portion of intercondylar eminence of tibia
function of PCL - ANS-prevent posterior displacement of tibia on fixed femur
where does the medial collateral ligament run from/to? - ANS-from: medial femoral
condyle
to: medial tibia
where does lateral collateral ligament run from/to? - ANS-from: lateral femoral condyle
to: head of fibula
MCL protects knee from ___ forces - ANS-valgus
LCL protects knee from ___ forces - ANS-varus
quadriceps consists of what 4 muscles? - ANS--rectus femoris
