Spinothalamic tract 0 student response d both 2 and 3

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Unformatted text preview: age. 0% Student Response C. Adipose tissue 100% D. Areolar tissue 0% Score: 0.5/0.5 4. Ca<sup>+2</sup> release Ca+2 is released into the sarcoplasm when an action potential stimulates the: Student Response Value Feedback Student Response A. sarcolemma 0% B. T-tubules 0% C. sarcoplasmic reticulum 100% D. myosin heads 0% Score: 0/0.5 5. contractile elements In the structural hierarcy of a muscle, each cell is filled with contractile structures called: Student Response Value Feedback 100% A. myofilaments B. myofibrils Student Response C. D. myosin 0% Score: 0/0.5 0% 100% myofibers 0% 7. fibrocartilage Which of the following forms the structure of the intervertebral disks? Student Response Value Feedback Student Response A. fibrocartilage 100% B. elastic cartilage 0% C. hyaline cartilage 0% D. elastic connective tissue 0% Score: 0.5/0.5 8. myosin head reset In order for myosin heads to detach from actin and reset, _____ must be available. Student Response Value Feedback A. Ca+2 0% Student Response B. ATP 100% C. ADP and Pi 0% D. ACh 0% Score: 0.5/0.5 9. Positive feedback A process which requires rapid response will usually utilize: Student Response Value Feedback A. Negative feedback 0% Student Response B. Positive feedback 100% C. Neural controls 0% D. Hormonal Controls 0% Score: 0.5/0.5 10. graded potential A small local depolarization or hyperpolarization is known as: Student Response Value Feedback A. EPSP 0% B. IPSP 0% Student Response C. graded potential 0% D. all of the above 100% E. #1 and #2 only. 0% Score: 0/0.5 11. calcium absorption Increased calcium absorption is produced by: Student Response Value Feedback A. calcitonin 0% B. parathyroid hormone 0% C. estrogen 0% D. growth hormone Student Response E. Score: 0.5/0.5 0% Vitamin D3 100% 12. internal capsule Fibers of the _____ carry stimuli from the motor cortex to the corticospinal tracts. Student Response Value Feedback A. corona radiata 0% Student Response B. internal capsule 100% C. corpus callosum 0% D. fornix 0% Score: 0.5/0.5 13. inhibition Prior sub-threshold hyperpolarization of a reflex pathway produces: Student Response Value Feedback A. facilitation 0% Student Response B. inhibition 100% C. divergence 0% D. convergence 0% Score: 0.5/0.5 14. first, second, and third order neurons Which of the following tracts has first order, second order, and third order neurons? Student Response Value Feedback A. spinocerebellar tract 0% B. Fasciculus cuneatus and fasciculus gracilis 0% C. spinothalamic tract 0% Student Response D. both #2 and #3 100% Score: 0.5/0.5 15. intracapsular ligaments The _____ are intracapsular ligaments which help to prevent anteroposterior displacement and twisting of the knee. Student Response Value Feedback A. medial and lateral collateral ligaments 0% B. medial and lateral retinacula 0% C. medial and lateral menisci 0% Student Response D. anterior and posterior cruciate ligaments 100% Score: 0.5/0.5 16. Impulse reaches the axon terminus What is the first thing that happens when an impulse reaches the axon terminus of a neuromuscular junction? Student Response Value Feedback Student R...
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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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