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Screw Home Mechanism of the Knee for Everyone
Screw home mechanism is an example of coupled and co-existent kinematic phenomenon where rotation is coupled with flexion and extension. This phenomenon entails the rotation of tibia or femur during the last 20 degrees of extension and depending upon whether the tibia is fixed on not to the ground
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Nerve compression in quadrilateral space syndrome: MCQ
Question 4: In quadrilateral space syndrome, which of the following nerves is compressed? a. Axillary nerve b. Radial nerve c. Profunda brachii artery d. Circumflex scapular artery [expand title=”Answer” swaptitle=”Close”] The correct answer is “a”. There are three spaces in the axilla; triangular space, quadrangular space and the triangular interval. Quadrilateral space syndrome is due…
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Joints with intra-articular metaphysis: MCQ
Question: What are the joints that have intra-articular components to their metaphysis? Options: a. Shoulder, ankle, wrist and hip b.Knee, hip, elbow and ankle c. Hip, elbow, shoulder and ankle d. Knee, wrist, elbow and ankle [expand title=”Answer” swaptitle=”Close”] The correct answer is ‘c’ Synovial Joints that have intra-articular metaphysis are hip, elbow, shoulder and…
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MCQ about versican
Versican is a proteoglycan found in the inner layer of annulus fibrosus.