15 Questions
Which of the following accurately describes the autonomic nervous system?
It controls smooth muscles, heart, and glands.
What is the main difference between the parasympathetic and sympathetic divisions of the autonomic nervous system?
The parasympathetic division is active during times of stress, while the sympathetic division is active during rest and digestion.
Where is the most likely location for the synapse between preganglionic and postganglionic neurons in the autonomic nervous system?
In the ganglia
Which nerve is responsible for innervating the pelvic organs?
Hypogastric nerve
What is the relationship between the sympathetic trunk and the vagus nerve?
They form the vagosympathetic trunk.
Which cranial nerve is responsible for innervating the cervical, thoracic, and abdominal viscera?
CN X: Vagus Nerve
Which nerve innervates the smooth, cardiac muscles, and glands?
CN X: Vagus Nerve
Which branch of the vagus nerve is responsible for innervating the stomach, spleen, liver, gallbladder, pancreas, kidneys, small and large intestines until transverse colon?
Ventral vagal trunk
Which spinal cord segment contains the motor nucleus for the parasympathetic motor fibers of the vagus nerve?
S1-S3
Which ganglion is associated with the parasympathetic innervation of the ciliary muscles of the eye?
Ciliary ganglion
Which part of the nervous system is responsible for the control of involuntary or visceral bodily functions?
General Visceral Efferent Parasympathetic
Which neurotransmitter is involved in both the pre- and postganglionic neurons of the parasympathetic pathway?
Acetylcholine
Which cranial nerves are covered with the head and involved in the parasympathetic nervous system?
CN III, VII, IX
What is the main motor nerve for the skeletal muscles of the larynx?
CN X
Which pathway does the parasympathetic nucleus of the vagus nerve follow to innervate the thoracic and abdominal organs?
Vagus nerve → dorsal & ventral vagal branches → dorsal & ventral vagal trunks
Test your knowledge of the parasympathetic nervous system with this quiz! Learn about the differences between the somatic and autonomic nervous systems, compare the divisions of the autonomic nervous system, and understand the pathways for different body regions. Put your anatomy skills to the test!
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