apr breakout group: lecture topic: knee joint lois borek scott dunham alfredo munoz betsy ott eric...
TRANSCRIPT
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APR breakout group: LectureTopic: Knee Joint
Lois BorekScott DunhamAlfredo Munoz
Betsy OttEric Sun
Tony Weinhaus
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Why did we choose this topic?• Students have trouble understanding the knee joint• It pulls the muscular and skeletal systems together• It shows the function of both systems• It applies the functions of different connective tissues• APR provides animations for action, a good animation
on synovial joint, and attachments in dissection view• It helps students deduce what happens (show
attachment on anterior, based on that they can say whether it would be extension or flexion)
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Definition and Overview
• Synovial joints– Definition– Parts– Classifications
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Animation link
Overview of synovial joints
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Question 1
Which of the following describes the knee joint?
A. Pivot
B. Ball and socket
C. Hinge
D. Ellipsoidal
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Dense Regular Connective Tissue
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Fibrocartilage
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Dense Irregular Connective Tissue
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Hyaline Cartilage
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• Add muscle and bone tissues after other histology slides– Skeletal muscle tissue– Compact bone tissue
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Question 2
Which of the following is found in synovial joints?
A. Hyaline cartilage
B. Fibrous capsule
C. Synovial membrane
D. All of the above
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Knee Joint
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Surface projection of patella
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Surface projection of patella ligament
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Surface projection of tibial tuberosity
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Anterior view
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Fibular (lateral) collateral ligament
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Tibial (medial) collateral ligament
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Lateral meniscus
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Medial meniscus
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Anterior cruciate ligament
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Posterior cruciate ligament
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Posterior View
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Posterior cruciate ligament
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Anterior cruciate ligament
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Movement/Forces
• Flexion– Muscle tendons/tissues– Origins– Insertion
• Extension– Muscle tendons/tissues– Origins– Insertion*Histology slides from APR
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Surface projection of hamstring tendons
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Quadriceps femoris muscle
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Insertion of quadriceps femoris muscle
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Hamstring muscles
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Biceps femoris muscle
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Semimembranosus muscle
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Semitendinosus muscle
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Clinical
• Torn ACL– Meniscus– Fibro cartilage
Add image of torn ACL if available!
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Summary/Quiz
• Add quiz questions
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Add labeled exercise for quiz