Student response a calcium ions enter the axon b

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Unformatted text preview: 0% 0% 0% 100% E. #1 and #2 only 0% Score: 0.5/0.5 17. spatial summation Feedback 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 0% 100% C. action potential D. All of the above. E. #1 and #3 only. 0% 0% 0% Score: Value Feedback 0.5/0.5 18. synovial sack A sack made of synovial membrane which lies between tendons, ligaments, and nearby bones is called: Student Response A. a bursa B. a retinaculum C. a syndesmosis D. a synchondrosis Score: Value 100% Feedback 0% 0% 0% 0.5/0.5 19. smooth muscle The type of smooth muscle in which an impulse passes through a large number of cells which subsequently contract in synchrony is: Student Response single unit smooth muscle A. Value 100% B. multi-unit smooth muscle C. sphincter muscle 0% 0% Score: Feedback 0.5/0.5 20. epidural An epidural injection of anesthetic would be administered: Student Response A. outside the dura mater B. between the dura mater and arachnoid C. in the subdural space Value 100% 0% 0% D. in the central canal of the spinal cord 0% Score: 0/0.5 2. diarthrotic joints All true diarthrotic joints have a joint capsule composed of: Student Response Value Feedback A. serous membrane 0% B. a ligament 0% C. a retinaculum 0% Student Response D. synovial membrane 100% Feedback Score: 0.5/0.5 3. hyperpolarization Opening of the chemically-gated K+ channels would produce: Student Response Value Feedback A. depolarization 0% B. hyperpolarization 0% C. EPSP 0% D. IPSP 0% E. Both #1 and #3. 0% Student Response F. Both #2 and #4. 100% Score: 0.5/0.5 4. third ventricle The _____ surrounds the intermediate mass. Student Response Value Feedback A. lateral ventricles 0% Student Response B. third ventricle 100% C. cerebral aqueduct 0% D. fourth ventricle 0% Score: 0.5/0.5 5. 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 6. excitation of heart Receptors which mediate excitation of the heart in response to stress are: Student Response Value Feedback A. cholinergic, nicotinic 0% B. cholinergic, muscarinic 0% C. adrenergic, alpha 0% Student Response D. adrenergic, beta 100% Score: 0.5/0.5 7. bone repair The first step in bone repair is the formation of a: Student Response Value Feedback A. external callus of bone 0% B. bud of new blood vessels 0% Student Response C. hematoma 100% D. internal callus 0% Score: 0.5/0.5 8. 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 Response A. Calcium ions enter the axon 100% B. Calcium ions enter the sarcoplasm from the sarcoplasmic reticulum. 0% C. Acetylcholine is released into the synaptic cleft by exocytosis. 0...
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