Multiple Choice Questions

Which of the following statements is FALSE?
  • Sympathetic origin is craniosacral; parasympathetic is thoracolumbar.
  • sympathetic stimulation
  • those that pass through the trunk ganglion to synapse in collateral or prevertebral ganglia
  • parasympathetic postganglionic fibers; release NE
Which of the following adrenergic neurotransmitter receptors plays the major role in heart activity?
  • beta 1
  • dilation of the pupils
  • nicotinic agents
  • skeletal muscle
The "resting and digesting" division of the autonomic nervous system is the ________.
  • sympathetic division
  • vagus (X) nerves
  • parasympathetic division
  • parasympathetic postganglionic fibers; release NE
Where would you NOT find autonomic ganglia?
  • promotes urination; sympathetic
  • within spinal cord
  • small intestine
  • all parasympathetic target organs
Where would you NOT find a cholinergeric nicotinic receptor?
  • within spinal cord
  • all parasympathetic target organs
  • parasympathetic postganglionic fibers; release NE
  • parasympathetic division
Over 90% of all parasympathetic fibers are derived from cranial nerves ________.
  • X (vagus)
  • nicotinic agents
  • vagus (X) nerves
  • hypothalamus
A mugger steals your wallet causing all of the following to happen EXCEPT ________.
  • all effector cells stimulated by postganglionic cholinergic fibers
  • visceral arcs involve two motor neurons
  • is primarily under parasympathetic control
  • increased glucose uptake to the liver from blood
The parasympathetic fibers of the ________ nerves innervate smooth muscles of the eye that cause the lenses to bulge to accommodate close vision.
  • vagus (X) nerves
  • oculomotor (III)
  • determines normal activity of the urinary tract
  • ciliary ganglion
Sympathetic nerves may leave the spinal cord at which vertebra?
  • sympathetic division
  • first thoracic
  • ciliary ganglion
  • small intestine
The route of major parasympathetic outflow from the head is via the ________.
  • vagus (X) nerves
  • nicotinic agents
  • skeletal muscle
  • ciliary ganglion
Which is a uniquely sympathetic function?
  • lens accommodation for close vision
  • promotes urination; sympathetic
  • regulation of body temperature
  • Sympathetic origin is craniosacral; parasympathetic is thoracolumbar.
Which target organ receives dual innervation?
  • within spinal cord
  • small intestine
  • dilation of the pupils
  • promotes urination; sympathetic
Which sympathetic fibers form a splanchnic nerve?
  • Sympathetic origin is craniosacral; parasympathetic is thoracolumbar.
  • increased blood glucose, decreased GI peristalsis, and increased heart rate and blood pressure
  • those that pass through the trunk ganglion to synapse in collateral or prevertebral ganglia
  • parasympathetic postganglionic fibers; release NE
Autonomic ganglia contain ________.
  • involves uncontrolled activation of autonomic neurons
  • regulation of body temperature
  • the cell bodies of motor neurons
  • promotes urination; sympathetic
The mushroom poison muscarine can bind to receptors on ________.
  • increased glucose uptake to the liver from blood
  • dilation of the blood vessels serving the skin and digestive viscera
  • all effector cells stimulated by postganglionic cholinergic fibers
  • NE and epinephrine are secreted into the blood as part of the sympathetic response
Which type of drug would be useful in dilating the pupils for an examination of the retina?
  • nicotinic agents
  • dilation of the pupils
  • muscarinic receptor inhibitor
  • reticular formation
Fibers that enter and leave the sympathetic trunks without synapsing form structures called ________.
  • reticular formation
  • skeletal muscle
  • splanchnic nerves
  • sympathetic division
Cardiovascular effects of the sympathetic division include all of the following EXCEPT ________.
  • dilation of the pupils
  • all effector cells stimulated by postganglionic cholinergic fibers
  • dilation of the blood vessels serving the skin and digestive viscera
  • synapse with a parasympathetic neuron in the same trunk ganglion
Control of temperature, endocrine activity, and thirst are functions associated with the ________.
  • sympathetic division
  • splanchnic nerves
  • hypothalamus
  • beta 1
Parasympathetic functions include ________.
  • the cell bodies of motor neurons
  • lens accommodation for close vision
  • regulation of body temperature
  • decrease heart rate and blood pressure
Drugs called beta-blockers ________.
  • lens accommodation for close vision
  • visceral arcs involve two motor neurons
  • decrease heart rate and blood pressure
  • determines normal activity of the urinary tract
Which of these effectors is NOT directly controlled by the autonomic nervous system?
  • dilation of the pupils
  • hypothalamus
  • skeletal muscle
  • inferior hypogastric
Which of the following drug classes would be useful for smoking cessation products?
  • dilation of the pupils
  • skeletal muscle
  • reticular formation
  • nicotinic agents
Autonomic dysreflexia ________.
  • promotes urination; sympathetic
  • determines normal activity of the urinary tract
  • the cell bodies of motor neurons
  • involves uncontrolled activation of autonomic neurons
The smooth muscle of the digestive viscera is served largely by the ________.
  • vagus (X) nerves
  • parasympathetic division
  • nicotinic agents
  • ciliary ganglion
Which of the following is NOT a result of parasympathetic stimulation?
  • skeletal muscle
  • muscarinic receptor inhibitor
  • reticular formation
  • dilation of the pupils
The secretions of the adrenal medulla act to supplement the effects of ________.
  • sympathetic division
  • sympathetic stimulation
  • parasympathetic division
  • dilation of the pupils
Erection (vasodilation) of the penis or clitoris ________.
  • all parasympathetic target organs
  • is primarily under parasympathetic control
  • visceral arcs involve two motor neurons
  • inferior hypogastric
Once a sympathetic preganglionic axon reaches a trunk ganglion, it can do all of the following EXCEPT?
  • determines normal activity of the urinary tract
  • dilation of the blood vessels serving the skin and digestive viscera
  • Sympathetic origin is craniosacral; parasympathetic is thoracolumbar.
  • synapse with a parasympathetic neuron in the same trunk ganglion
The somatic and autonomic nervous systems differ in all of the following EXCEPT ________.
  • dilation of the pupils
  • parasympathetic division
  • regulation of body temperature
  • regulation of activity by higher brain centers
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Multiple Choice Questions
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