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Unformatted text preview: PM 00:05:47 Total score: 8.2/10 = 82% Total score adjusted by 0.0 Sharpey's fibers 1. Maximum possible score: 10 Collagen fibers which run from the fibrous bone covering into the bone itself are called: Student Response Sharpey's fibers A. Value 100% B. red marrow C. yellow marrow D. periosteum 0% 0% 0% Score: 2. Feedback 0.5/0.5 anterior knee intracapsular Match the letter with the description or identification patellar ligament I articular cartilage of patella F quadriceps tendon C medial meniscus J medial collateral ligament G oosteruir cruciate ligament D tibiofibular ligament A lateral meniscus H lateral collateral ligament E anterior cruciate ligament B Statement patellar ligament articular cartilage of patella quadriceps tendon medial meniscus medial collateral ligament oosteruir cruciate ligament tibiofibular ligament lateral meniscus lateral collateral ligament anterior cruciate ligament Score: 3. Response H I J G F E D C B A Value 10.0% 10.0% 10.0% 10.0% 10.0% 10.0% 10.0% 10.0% 10.0% 10.0 % 0.5/0.5 tibia-fibula Match the bone parts with their letters. A lateral malleolus B medial malleolus C medial condyle D tibial tuberosity E intercondylar eminence Statement A B C D E Score: 4. Response medial condyle intercondylar eminence medial malleolus tibial tuberosity lateral malleolus 0.5/0.5 Ossification Ossification begins at about _____ in the developing embryo. Value 20.0% 20.0% 20.0% 20.0% 20.0 % Student Response Value A. 4 weeks B. 8 weeks 0% 100% C. birth D. 1.5 to 2 years after birth 0% 0% Score: 6. Feedback 0.5/0.5 Chemically gated Na<sup>+</sup> channels open. What event causes depolarization of the sarcolemma at the neuromuscular junction? Student Response A. Calcium ions enter the axon B. Calcium ions enter the sarcoplasm from the sarcoplasmic reticulum. C. Acetylcholine is released into the synaptic cleft by exocytosis. D. Acetylcholine binds to post-synaptic receptors on the sarcolemma. E. Na+ moves across the sarcolemma out of the muscle cell. F. Opening of the chemically-gated sodium channels. G. Opening of the voltage-gated sodium channels. H. Opening of potassium channels. I. Binding of calcium ions to Troponin C. J. Uptake of ATP by the myosin heads. K. Attachment of actin-myosin crossbridges and swiveling of the myosin heads. Score: 7. Value Feedback 0% 0% 0% 0% 0% 100% 0% 0% 0% 0% 0% 0/0.5 Voltage gated Na+ channels open. As a result of threshold depolarization at the neuromuscular junction, what happens on the adjacent sarcolemma? Student Response A. Calcium ions enter the axon B. Calcium ions enter the sarcoplasm from the sarcoplasmic reticulum. C. Acetylcholine is released into the synaptic cleft by exocytosis. D. Acetylcholine binds to post-synaptic receptors on the sarcolemma. E. Na+ moves across the sarcolemma into the muscle cell. F. Opening of the chemically-gated sodium channels. G. Opening of the voltage-gated sodium channels. H. Opening of potassium channels. I. Binding of calcium ions to Troponin C....
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This note was uploaded on 01/29/2013 for the course BIOL 239 taught by Professor Swan during the Fall '12 term at New Mexico.

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