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| What are the extrinsic factors that can cause excessive lateral tracking of the patella? |
-LARGE Q ANGLE
-WEAK EXTERNAL ROTATORS OR ABDUCTORS OF THE HIP
-EXCESSIVE PRONATION OF THE FOOT |
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MichaelMorano Thu, 18 Mar 2010 21:23:37 GMT |
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| What are the intrinsic factors that can cause excessive lateral tracking of the patella? |
-IMBALANCE OF FORCES BETWEEN THE VASTUS MEDIALIS OBLIQUUS (VMO) AND VASTUS LATERALIS
-TIGHT ILIOTIBIAL BAND OR LATERAL PATELLAR RETINACULUM
-DECREASED SLOPE OF THE LATERAL FACET ON THE INTERCONDYLAR GROOVE OF THE FEMUR |
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MichaelMorano Thu, 18 Mar 2010 21:23:37 GMT |
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True/False
The larger the Q-angle (genu valgum), the LARGER the lateral pull on the patella? |
TRUE |
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MichaelMorano Thu, 18 Mar 2010 21:08:09 GMT |
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True/False
The Q angle indicates the relative MEDIAL force that is applied to the patella during a quadriceps contraction? |
FALSE
LATERAL |
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MichaelMorano Thu, 18 Mar 2010 21:08:09 GMT |
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| How many degrees should a normal Q angle have? |
20 DEGREES
THIS REFLECTS THE NORMAL GENU VALGUS POSTURE OF THE KNEE |
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MichaelMorano Thu, 18 Mar 2010 21:08:09 GMT |
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True/False
In order to get a maximus stretch of the rectus femoris we must have a posterior pelvic tilt? |
TRUE |
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MichaelMorano Thu, 18 Mar 2010 21:08:09 GMT |
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| What is the most proper way to stretch the rectus femoris? |
FLEX THE KNEE/EXTEND THE HIP |
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MichaelMorano Thu, 18 Mar 2010 20:55:53 GMT |
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| When a person is in an uncorrected Genu recurvatum, what structure will be most affected? |
TIGHT POSTERIOR CAPSURE |
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MichaelMorano Thu, 18 Mar 2010 20:55:53 GMT |
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| What are the primary functions of the Menisci? |
-ACT AS SHOCK OBSORBERS FOR THE KNEE
-INCREASE SURFACE AREA OF JOINT CONTACT, THEREFORE REDUCING JOINT PRESSURE
-IMPROVE JOINT CONGRUENCY
-FACILITATE NORMAL JOINT ARTHROKINEMATICS |
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MichaelMorano Thu, 18 Mar 2010 20:55:53 GMT |
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| How does the "Terrible Triad" injury occur? |
KNEE IS FULLY EXTENDED WITH A LARGE ROTATIONAL AND VALGUS-PRODUCING FORCE. FOOT IS PLANED FIRMLY INTO THE GROUND WHEN THIS OCCURS |
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MichaelMorano Thu, 18 Mar 2010 20:55:53 GMT |
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| What is the "Terrible Triad"? |
A VALGUS PRODUCING FORCE OF THE KNEE THAT WILL INJURE THE ACL, MCL, AND MEDIAL MENSICUS |
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MichaelMorano Thu, 18 Mar 2010 20:39:15 GMT |
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| What are the primary functions of the PCL? |
-RESISTS POSTERIOR TRANSLATION OF THE TIBIA RELATIVE TO A FIXED FEMUR. (OPEN CHAIN PERSPECTIVE)
-RESIST ANTERIOR TRANSLATION OF THE FEMUR RELATIVE TO A FIXED TIBIA. (CLOSED CHAIN PERSPECTIVE) |
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MichaelMorano Thu, 18 Mar 2010 20:39:15 GMT |
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| What are the primary functions of the ACL? |
-RESISTS ANTERIOR TRANSLATION OF THE TIBIA RELATIVE TO A FIXED FEMUR. (OPEN CHAIN PERSPECTIVE)
-RESIST POSTERIOR TRANSLATION OF THE FEMUR RELATIVE TO A FIXED TIBIA. (CLOSED CHAIN PERSPECTIVE) |
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MichaelMorano Thu, 18 Mar 2010 20:39:15 GMT |
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True/False
PASSIVE knee extension is often avoided after anterior cruciate ligament (ACL) reconstruction? |
FALSE
ACTIVE |
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MichaelMorano Thu, 18 Mar 2010 20:39:15 GMT |
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| What is the movement of the patella when the knee goes from flexion to extension? |
MEDIAL-LATERAL-MEDIAL |
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MichaelMorano Thu, 18 Mar 2010 20:10:59 GMT |
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| When the knee is flexed to 20 degrees, approximately where is the patella located? |
LATERAL |
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MichaelMorano Thu, 18 Mar 2010 20:10:59 GMT |
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| When the knee is flexed to 135 degrees, approximately where is the patella located? |
LATERAL |
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MichaelMorano Thu, 18 Mar 2010 20:10:59 GMT |
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| When the knee if flexed to 90 degrees, Approximately where is the patella located? |
MEDIAL |
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MichaelMorano Thu, 18 Mar 2010 20:10:59 GMT |
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| What part of the meniscus can repair itself and why? |
THE RED ZONE AND RED WHITE ZONE.
MORE BLOOD IS IN THIS AREA |
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MichaelMorano Thu, 18 Mar 2010 15:13:31 GMT |
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| If the femur were to roll to far anteriorly, what ligament is likley to suffer the most damage? |
PCL |
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MichaelMorano Thu, 18 Mar 2010 15:13:31 GMT |
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| If the femur were to roll posteriorly, what ligament is likely to suffer the most damage? |
ACL |
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MichaelMorano Thu, 18 Mar 2010 15:13:31 GMT |
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| When are the cruciate ligaments not in contact? |
DURING LATERAL ROTATION |
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MichaelMorano Thu, 18 Mar 2010 15:08:55 GMT |
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| When do the cruciate ligaments contact one another? |
DURING MEDIAL ROTATION |
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MichaelMorano Thu, 18 Mar 2010 15:08:55 GMT |
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| What ligaments form a 4 bar cross linkage model? |
-ACL
-PCL |
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MichaelMorano Thu, 18 Mar 2010 15:08:55 GMT |
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| These ligaments are considered to be intra-articular? |
-ACL
-PCL
-MCL |
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MichaelMorano Thu, 18 Mar 2010 15:08:55 GMT |
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| Cruciate ligaments are named by what? |
THEIR TIBIAL ATTACHMENTS |
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MichaelMorano Thu, 18 Mar 2010 15:04:04 GMT |
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| Describe the PCL? |
-PREVENTS EXCESSIVE POSTERIOR TIBIAL TRANSLATION IN AN OCK
-MUCH STRONGER THAN ACL
-INJURED WITH HYPER-FLEXION FORCES
-DASH BOARD INJURIES |
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MichaelMorano Thu, 18 Mar 2010 15:04:04 GMT |
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| This ligament is injured with hyperflexion forces? |
PCL |
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MichaelMorano Thu, 18 Mar 2010 15:04:04 GMT |
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True/False
The ACL is much stronger than the PCL? |
FALSE
PCL IS MUCH STRONGER |
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MichaelMorano Thu, 18 Mar 2010 15:04:04 GMT |
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| When does the PCL become taut? |
DURING KNEE FLEXION |
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MichaelMorano Thu, 18 Mar 2010 15:01:19 GMT |
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| Describe the ACL? |
-NAMED BY IT'S TIBIAL ATTACHMENT
-ISOMETRY (ALWAYS TAUT)
-PREVENTS EXCESSIVE ANTERIOR TIBIAL TRANSLATION IN AN OCK
-COMMONLY INJURED AS A RESULT OF DECLERATION FORCES |
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MichaelMorano Thu, 18 Mar 2010 15:01:19 GMT |
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| This ligament is always taut? |
ACL |
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MichaelMorano Thu, 18 Mar 2010 15:01:19 GMT |
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| What is the closed packed position of the knee joint? |
FULL EXTENSION |
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MichaelMorano Thu, 18 Mar 2010 15:01:19 GMT |
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| How is the LCL best palpated? |
FIGURE 4 POSITION |
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MichaelMorano Thu, 18 Mar 2010 14:48:34 GMT |
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| What is the attachment of the MCL? |
MEDIAL MENISCUS |
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MichaelMorano Thu, 18 Mar 2010 14:48:34 GMT |
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True/False
The MCL is known as an intra-articular ligament? |
TRUE |
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MichaelMorano Thu, 18 Mar 2010 14:48:34 GMT |
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| Which ligament is part of the knee capsule and which isn't? |
-LCL (NOT PART OF CAPSULE
-MCL (PART OF CAPSULE) |
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MichaelMorano Thu, 18 Mar 2010 14:48:34 GMT |
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True/False
The LCL is an extra-articular ligament? |
TRUE |
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MichaelMorano Thu, 18 Mar 2010 14:44:06 GMT |
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| Excessive valgus will cause injury to what ligament? |
MCL |
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MichaelMorano Thu, 18 Mar 2010 14:44:06 GMT |
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| Describe genu valgum? |
LATERAL MENISCUS IS SUBJECTED TO COMPRESSION FORCES AS THE MCL IS STRETCHED |
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MichaelMorano Thu, 18 Mar 2010 14:44:06 GMT |
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| A patient has genu varum. Where is the excessive weight bearing? |
-MEDIAL ASPECT OF THE KNEE
-MEIDAL MENISCUS SUBJECT TO COMPRESSION FORCES |
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MichaelMorano Thu, 18 Mar 2010 14:44:06 GMT |
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| Genu varum? |
BOWLEGGED |
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MichaelMorano Thu, 18 Mar 2010 14:36:13 GMT |
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True/False
The MEDIAL TIBIAL PLATEAU is convex? |
FALSE
LATERAL TIBIAL PLATEAU IS CONVEX |
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MichaelMorano Thu, 18 Mar 2010 14:36:13 GMT |
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True/False
The amount of articular cartilage that lines the back of the patella is some of the thickest in the body? |
TRUE |
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MichaelMorano Thu, 18 Mar 2010 14:36:13 GMT |
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| The patella is AKA what? |
A SESMOID BONE |
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MichaelMorano Thu, 18 Mar 2010 14:36:13 GMT |
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| The LATERAL FACET is higher than the MEDIAL FACET to keep the joint for dislocating? |
TRUE |
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MichaelMorano Thu, 18 Mar 2010 14:32:48 GMT |
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True/False
The FIBULA is part of the knee joint? |
FALSE |
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MichaelMorano Thu, 18 Mar 2010 14:32:48 GMT |
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| How much ROM flexion/extension does the knee joint have? |
135 DEGREES FLEXION
0 DEGREES EXTENSION |
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MichaelMorano Thu, 18 Mar 2010 14:32:48 GMT |
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| What does the knee joint rely on for stability? |
-LIGAMENTS
-MENISCI
-SURROUNDING MUSCULATURE |
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MichaelMorano Thu, 18 Mar 2010 14:32:48 GMT |
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| The knee joint sacrifices ____________ for ______________? |
SACRIFICES JOINT STABILITY FOR MOBILITY |
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MichaelMorano Thu, 18 Mar 2010 14:28:48 GMT |
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| What motions can the knee joint move in? |
-FLEXION/EXTENSION
-ROTATION (ONLY WHEN FLEXED TO 90 DEGREES)
-FRONTAL PLANE VARUS/VALGUS |
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MichaelMorano Thu, 18 Mar 2010 14:28:48 GMT |
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| Why is the knee considered a modified hinge joint? |
IT HAS 3 DEGREES OF MOTION |
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MichaelMorano Thu, 18 Mar 2010 14:28:48 GMT |
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| What kind of joint is the knee? |
MODIFIED HINGE JOINT |
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MichaelMorano Thu, 18 Mar 2010 14:28:48 GMT |
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