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39 Cards in this Set
- Front
- Back
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What is Patella Alta?
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High-riding patella
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What is the largest sesamoid bone in the body?
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The Patella
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What is Jumper's Knee?
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(Patella or quadriceps tendinitis) same as Osgood Schlatter's Disease.
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What are the functions of the Patella?
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Protect the knee joint; increase knee extension
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What is Pesanserinus Tendinitis or Bursitis?
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Inflammation of any of the pes anserine tendons or bursae resulting from a valgus stress and a weak vastus lateralis muscle often caused by running on a slope with one leg higher.
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This cartilage reduces friction and covers all articular surfaces; described as pearly and smooth.
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Hyaline Cartilage
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What is the A-Angle?
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angle that measures interior patella to tibial tuberosity
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What are the 5 bursae in the knee?
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Suprapatellar (largest in body)- above knee
Prepatellar- on knee cap. superficial infrapatellar- housemaid's knee deep infrapatellar- deep under patellar tendon pes anserine- under the insertion of the muscles |
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What does the Anterior Drawer Test test?
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The integrity of cruciate ligaments (ACL and PCL)
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Describe Lateral Meniscus; Medial Meniscus.
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O-shaped, Lateral aspect of the superior tibia to the popliteal tendon
C-shaped, Medially attaches to the tibia, posteriorly attaches to the semimembranosus muscle, deep fibers attach to the joint capsule. |
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What is Patellofemoral Arthralgia?
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Pain and disability resulting from abnormal thickening of the patella within the femoral groove.
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Name 3 fat pads.
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Infrapatellar - largest
anterior/posterior suprapatella popliteal |
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What is Knee Plica?
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Folding of tissue under the anterior lateral patella that causes pain.
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What are the 3 primary nerves of the knee?
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Tibial nerve
Common peroneal nerve Femoral |
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What is Larsen-Johansson Disease?
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Same as Osgood Schlatter's but it occurs at the inferior patella.
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What is the longest bone in the body? (forms a hollow surface for the patella)
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Femur
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What is chrondromalacia?
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The degeneration of the articular cartilage of the patella.
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Where does the patella lie?
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Within the tendon of the quadriceps muscle
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What does the McMurray Test test?
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For the meniscus
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What are the primary arteries in the knee?
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Popliteal- stems from femoral
Femoral- splits into popliteal and anterior tibialis Anterior tibialis |
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What is Osteochondritis Dissecans?
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Partial or complete separtation of the articular cartilage from the bone.
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What is Illiotibial band Tendonitis?
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Inflammation of the IT band resulting from varus stress on the knee.
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What is a joint capsule?
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A synovial membrane that surrounds the joint
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What is joint mice?
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Chips of cartilage loose within a joint that causes clicking or locking of the knee.
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What does avascular mean?
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No blood or blood supply
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What is Varus?
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Lateral stress
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What are the 3 bones in the knee?
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Femur, Tibia, Patella
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What is Rotary Instability?
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Excessive rotation of the Tibial plateau relative to the femoral condyles.
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What is Patella Infra?
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Low-riding patella
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What is Menisci (Meniscus)?
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2 oval-shaped pieces of cartilage that deepens the tiba socket and acts as shock absorbers.
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What are the 3 articulations in the knee?
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2 Femoral condyles with the menisci; tibia with the menisci; patella with the femur
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What does the Lachman Drawer Test test?
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For the anterior cruciate ligament (ACL)
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What is the Q-Angle?
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Angle made from two lines. First line is made by drawing a line from the center of the patella to the anterior superior ilica spine (ASIS); Second line made from tibial tuberosity to the center of the patella.
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What is the screw-hole or Pivot-shift test?
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Test for the anterior lateral stability of the knee and the integrity of the ACL.
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What is bipartite patella?
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When the patella is in 2 parts.
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What is Hemarthrosis?
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When there is blood in the joint cavity.
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What is Valgus?
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Medial Stess
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What is Straight-Instability?
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Laxity in a single direction
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What is Osgood Schlatter's Disease?
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Diease usually in adolescent boys when stress to tibial tuberosity from patellar tendon attaches causing avulsions (more bone is layed down there)
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