Student response a close to the effector

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Unformatted text preview: . increasing Student Response Value 100% B. decreasing 0% Score: Feedback 0.5/0.5 16. spatial summation If several inputs to a reflex pathway each produce simultaneous sub-threshold depolarizations, it could result in _____ at the receptive region of the receiving neuron. Student Response A. temporal summation B. spatial summation Value 0% 100% C. action potential D. All of the above. E. #1 and #3 only. 0% 0% 0% Score: 17. periosteum 0.5/0.5 Feedback Once completely hardened, osteoprogenitor cells must come from the _____ for bone repair. Student Response A. Sharpey's fibers B. red marrow C. yellow marrow D. periosteum Score: Value 0% 0% 0% 100% Feedback Value Feedback 0.5/0.5 18. calcium absorption Increased calcium absorption is produced by: Student Response A. calcitonin B. parathyroid hormone 0% 0% C. estrogen D. growth hormone E. Vitamin D3 0% 0% 100% Score: 0/0.5 19. hypothalamus The brain center which controls much of the endocrine and sympathetic systems is the: A. thalamus B. hypothalamus Student Response Value 0% 100% C. substantia nigra D. basal nuclei E. pons 0% 0% 0% Score: 0.5/0.5 20. osteoclastic activity osteoclasts are stimulated by: Feedback Student Response A. calcitonin B. parathyroid hormone C. estrogen D. growth hormone Value 0% 100% 0% 0% E. Vitamin D3 0% Score: Feedback 0/0.5 1. contraction trigger The trigger which causes vesicles of acetylcholine to move to the axon membrane and release ACh is: A. AChase +2 B. Ca Student Response Value 0% 100% C. Na+ D. K+ 0% 0% Score: Feedback 0.5/0.5 2. There are _____ pair of ribs. There are _____ pair of ribs. A. 7 B. 5 C. 12 Student Response Value 0% 0% 100% D. 10 0% Score: Feedback 0.5/0.5 3. facilitation Prior sub-threshold depolarization of a reflex pathway produces: A. facilitation Student Response Value 100% B. inhibition C. divergence D. convergence 0% 0% 0% Score: 0.5/0.5 Feedback 4. diarthrotic joints All true diarthrotic joints have a joint capsule composed of: Student Response A. serous membrane 0% B. a ligament C. a retinaculum D. synovial membrane 0% 0% 100% Score: Value Feedback 0/0.5 6. Action potential An action potential is generated on the sarcolemma by which event of the following: Student Response Calcium ions enter the axon A. 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 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: Value Feedback 0% 0% 0% 0% 0% 0% 100% 0% 0% 0% 0% 0/0.5 7. receptive region criterion The criterion for an area being the neuron receptive region is: Student Response Value Feedback Student Res...
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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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