The somatic and autonomic nervous systems differ in all of the following EXCEPT ________.
A) their effectors
B) target organ responses to their neurotransmitters
C) regulation of activity by higher brain centers
D) their efferent pathways and ganglia
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Question 2) Which target organ receives dual innervation?
A) small intestine
B) kidney
C) sweat glands
D) coronary blood vessels
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Question 3) Which type of drug would be useful in dilating the pupils for an examination of the retina?
A) alpha-1 receptor inhibitor
B) beta-3 receptor mimic
C) beta-1 receptor mimic
D) muscarinic receptor inhibitor
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Question 4) Which of the following does NOT describe the ANS?
A) a system of motor neurons that innervates smooth and cardiac muscle and glands
B) a system of motor neurons that innervates all muscle cells
C) general visceral motor system
D) involuntary nervous system
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Question 5) A mugger steals your wallet causing all of the following to happen EXCEPT ________.
A) inability to read close-up print
B) increased glucose uptake to the liver from blood
C) increased rate and force of heartbeat
D) increased metabolic rate
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Question 6) Albuterol (Ventolin) binds to 2 receptors and is used by asthma patients to dilate the bronchioles of the lungs and ease breathing.
Indicate whether the statement is true or false
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Question 7) Which of the following drug classes would be useful for smoking cessation products?
A) sympathomimetic agents
B) acetylcholinesterase inhibitors
C) nicotinic agents
D) parasympathomimetic agents (muscarinic agents)
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Question 8) The autonomic and somatic nervous systems are two separate systems that work totally independent of each other and lack any functional overlap.
Indicate whether the statement is true or false
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Question 9) The mushroom poison muscarine can bind to receptors on ________.
A) cell bodies and dendrites of parasympathetic postganglionic neurons
B) cell bodies and dendrites of sympathetic postganglionic neurons
C) the hormone producing cells of the adrenal medulla
D) all effector cells stimulated by postganglionic cholinergic fibers
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Question 10) Rami communicantes are designated white or gray to indicate whether or not the fibers passing through them are myelinated.
Indicate whether the statement is true or false
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