BIOLOGY 445 Study Guide - Midterm Guide: Nociception, Cycloplegia, Psoriasis

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The behavior is reinforcing (rewarding or pleasurable), and loss of control in limiting your intake. Lecture 7b/8a/8b: autonomic nervous system i & ii & iii: acetylcholine (ach): the primary transmitter at ans ganglia, at the somatic neuromuscular junction, and at parasympathetic postganglionic nerve endings. A primary excitatory transmitter to smooth muscle and secretory cells in the ens. Probably also the major neuron to neuron transmitter in the ens: adrenergic agonist (sympathomimetic agent): mimic the same effects of the sympathetic nervous system. Stimulant compounds which mimic the effects of the endogenous agonists of the sympathetic nervous system: autonomic nervous system (ans): largely independent in that its activities are not under direct conscious control. Have few uses and many side effects: cholinergic antagonist (parasympatholytic/anticholinergic): blocking the passage of impulses through the parasympathetic nerves. Inhibiting or blocking the physiological action of acetylcholine at a receptor site: peripheral nervous system: consists of the nerves and ganglia outside of the brain and spinal cord.