Score 16 feedback 005 excitation of heart receptors

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Unformatted text preview: 0.5 Ossification Ossification begins at about _____ in the developing embryo. A. 4 weeks B. 8 weeks Student Response Value 0% 100% C. birth D. 1.5 to 2 years after birth 0% 0% Score: 5. Feedback 0.5/0.5 Shifting of the troponin-tropomyosin complex. As a direct result of Ca+2 binding to troponin: Student Response A. Calcium ions enter the axon B. Calcium ions are pumped back into 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. Breakdown of ACh by AChase. G. Opening of the voltage-gated sodium channels. H. Opening of potassium channels. I. The troponin-tropomyosin complex shifts, exposing the active sites on actin. J. Uptake of ATP by the myosin heads. K. Attachment of actin-myosin crossbridges and swiveling of the myosin heads. Score: 6. Value Feedback 0% 0% 0% 0% 0% 0% 0% 0% 100% 0% 0% 0.5/0.5 specialization The hierarchy organization which produces body systems results in _____ specialization. Student Response A. increasing B. decreasing Score: 7. Value 100% 0% 0.5/0.5 conscious sensations Which of the following tracts is responsible for conscious sensations? Feedback Student Response A. spinocerebellar tract B. Fasciculus cuneatus and fasciculus gracilis C. spinothalamic tract D. both #2 and #3 Score: 8. Value Feedback 0% 0% 0% 100% 0.5/0.5 parenchymal repair When a tissue experiences parenchymal repair the new tissue _____ produce the tissue's orignal function. Student Response A. does B. does not Score: 9. Value 100% Feedback 0% 0.5/0.5 binds calcium Which of the following binds calcium ions: Student Response sarcoplasmic reticulum troponin C myosin all of the above E. 1 and 2, but not 3 A. B. C. D. Score: 10. Value 50% 50% 0% 0% 100% Feedback 0.5/0.5 epiphyseal plate The last location within a long bone of cartilage formation is: Student Response Value A. bone collar B. epiphyseal plate 0% 100% C. medullary canal D. trochanter 0% 0% Score: 11. Feedback 0.5/0.5 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 Value 0% 0% 0% 0% 0% Feedback Student Response 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: 12. Value Feedback 0% 100% 0% 0% 0% 0% 0.5/0.5 primary auditory area The primary auditory area is located in the _____ lobe. Student...
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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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