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Instructions Choose best single answer from a-d ------------------------------------------------- unclutter of Form ------------------------------------------------- irresolution 01 Regarding the kind division of the involuntary offensive brass: a. Acetylcholine is overwhelmd by some consonant postganglionic fibers. b. near sympathetic preganglionic fibers secrete norepinephrine c. Sympathetic postganglionic neurons ar found in spinal segments from T1 to L2. d. The sympathetic chain extends from the pectoral to the sacral regions of the spinal cord. ------------------------------------------------- scruple 02 Regarding the parasympathetic division of the involuntary uneasy system: a. parasympathetic preganglionic fibers are found in all cranial jitteriness. b. Parasympathetic vasoconstrictor fibers are fall in in the salivary glands. c. Paraympathetic postganglionic neurons are found in spinal ganglia from T1 to L2. d. Parasympathetic postganglionic fibers secrete acetylcholine onto their target organs. ------------------------------------------------- Question 03 Regarding the role of the autonomic innervation: a. excitant of the sympathetic nerves to the eyes causes pupillary constriction. b.

Activation of the sympathetic system causes vasodilatation in the skin. c. Activation of the sympathetic system causes vasoconstriction in the viscera and vasodilatation in skeletal muscle. d. Stimulation of the vagus nerves speed up the heart. ------------------------------------------------- Question 04 Regarding synaptic transmission in the autonomic nervous system: a. The ace tylcholine receptors in both parasympathetic! and sympathetic ganglia are predominantly muscarinic. b. norepinephrine secreted by sympathetic postganglionic fibers acts preferentially on ?-adrenoceptors. c. The adrenal gland medulla secretes epinephrine in response to activation of muscarinic sympathetic postganglionic fibers in the...If you indigence to get a sufficient essay, order it on our website: OrderEssay.net

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