0 i the troponin tropomyosin complex shifts exposing

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Unformatted text preview: : 0.5/0.5 Feedback 100% 0% 0% 11. contraction trigger The trigger which causes vesicles of acetylcholine to move to the axon membrane and release ACh is: Student Response Value Feedback A. AChase 0% Student Response B. Ca+2 100% C. Na+ 0% D. K+ 0% Score: 0.5/0.5 12. pupilary dilation The receptors which produce pupilary dilation are: Student Response Value Feedback A. cholinergic, nicotinic 0% B. cholinergic, muscarinic 0% Student Response C. adrenergic, alpha 100% D. adrenergic, beta 0% Score: 0.5/0.5 13. inferior view of skull Match parts with letters. c31ec184-c0a8-518f-017b-57568f158c2b.11472552011_R.jpg A B C D E zygomatic arch occipital condyle foramen magnum hard palate of maxilla vomer bone Statement Response A hard palate of maxilla B vomer bone 20.0% C zygomatic arch 20.0% D occipital condyle 20.0% E foramen magnum 20.0% Score: 0.5/0.5 Value 20.0% 14. myogenic The type(s) of muscle which have myogenic cells: Student Response Value Feedback A. skeletal muscle 0% B. cardiac muscle 0% C. smooth muscle 0% D. Both 1 and 2 0% Student Response E. Both 2 and 3 100% Score: 0.5/0.5 15. 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 16. primary auditory area The primary auditory area is located in the _____ lobe. Student Response Value Feedback A. frontal 0% B. parietal 0% C. occipital 0% Student Response D. temporal 100% Score: 0.5/0.5 17. temporal summation If one input to a reflex releases a depolarizing neurotransmitter with a high frequency it could result in _____ at the receptive region of the receiving neuron. Student Response Value Feedback Student Response A. B. spatial summation C. action potential D. All of the above. E. #1 and #3 only. Score: 0.5/0.5 temporal summation 0% 0% 0% 0% 100% 18. series elastic elements The series elastic elements of a muscle are composed of the various connective tissues and proteins including the protein _____. Student Response Value Feedback A. myosin 0% B. actin 0% Student Response C. titin 100% D. collagen 0% E. elastin 0% Score: 0.5/0.5 19. Shifting of the troponin-tropomyosin complex. As a direct result of Ca+2 binding to troponin: Student Response Value Feedback 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% Student Response I. The troponin-tropomyosin complex shifts, exposing the active sites on actin. J. Uptake of ATP by the myosin heads. 0% K. Attachment of actin-myosin crossbridges and swiveling of the myosin heads. 0% S...
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