Student response value 1 flexion 0 2 extension 100 3

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Unformatted text preview: F. Breakdown of ACh by AChase. 100% G. Opening of the voltage-gated sodium channels. 0% H. Opening of potassium channels. 0% I. The troponin-tropomyosin complex shifts, exposing the active sites on actin. 0% J. Uptake of ATP by the myosin heads. 0% K. Attachment of actin-myosin crossbridges and swiveling of the myosin heads. 0% Score: 47. 1/1 Stimulus-Contraction 6 Correct Answer As soon as the active sites are exposed on actin: Student Response Value A. Calcium ions enter the axon 0% B. Calcium ions are pumped back into the sarcoplasmic reticulum. 0% C. Acetylcholine is released into the synaptic cleft by exocytosis. 0% D. Acetylcholine binds to post-synaptic receptors on the sarcolemma. 0% E. Na+ moves across the sarcolemma into the muscle cell. 0% F. Breakdown of ACh by AChase. 0% G. Opening of the voltage-gated sodium channels. 0% H. Opening of potassium channels. 0% I. The troponin-tropomyosin complex shifts, exposing the active sites on actin. 0% J. Uptake of ATP by the myosin heads. 0% K Attachment of actin-myosin crossbridges and swiveling of the myosin heads. . Score: 48. Correct Answer 100% 1/1 Stimulus-Contraction 7 As soon as Ca++ ions enter the axon: Student Response Value A. Calcium ions enter the axon 0% B. Calcium ions are pumped back into the sarcoplasmic reticulum. 0% C. Acetylcholine is released into the synaptic cleft by exocytosis. 100% D. Acetylcholine binds to post-synaptic receptors on the sarcolemma. 0% E. Na+ moves across the sarcolemma into the muscle cell. 0% F. Opening of the chemically-gated sodium channels. 0% G. Opening of the voltage-gated sodium channels. 0% H. Opening of potassium channels. 0% I. Binding of calcium ions to Troponin C. 0% J. Uptake of ATP by the myosin heads. 0% K. Attachment of actin-myosin crossbridges and swiveling of the myosin heads. 0% Score: 49. 0/1 summation A1 The diagram shows: Correct Answer Student Response Value 1. quantal summation 100% 2. frequency summation 0% 3. tetany 0% 4. treppe 0% Score: 50. Correct Answer 0/1 summation B2 The diagram shows: Student Response Value 1. increasing numbers of cells or motor units contracting with each increasing stimulus. Correct Answer 0% 2. increased contraction of cells or motor units when they are stimulated before they relax from 100% a previous stimulus. 3. a warmup of muscle fibers when first stimulated after a period of rest. Score: 0% 0/1 Jump to Navigation Frame Your location: Assessments › View All Submissions › View Attempt View Attempt 1 of 1 Title: Unit Test #2 Started: April 10, 2008 5:28 PM Submitted: April 10, 2008 5:52 PM Time spent: 00:23:50 Total score: 53.83/60 = 89.7167% 1. Total score adjusted by 0.0 Maximum possible score: 60 arthritis 4 This is inflammation of a synovial membrane located outside the actual joint. Student Response Value A. rheumatoid arthritis 0% B. osteoarthritis 0% C bursitis . 100% D. gouty arhtritis Score: 2. 1/1 joint capsule The joint capsule of a synovial joint is composed of: 0% Correct Answer Stu...
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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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