Parasympathetic Nervous System Anatomy and Function Quiz

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5 Questions

Where do the motor nuclei of some cranial nerves and lateral horn cells of 2nd, 3rd, and 4th sacral segments of the spinal cord belong to?

Parasympathetic nervous system

From where does the oculomotor nerve (III) arise?

Edinger-Westphal nucleus in the midbrain

What do the postganglionic fibers of the oculomotor nerve (III) produce?

Contraction of the constrictor pupillae → narrowing of the pupil

Where do the preganglionic fibers of the facial nerve (VII) that supply the lacrimal and nasal glands relay?

Sphenopalatine ganglion

What is the function of the preganglionic fibers of the facial nerve (VII) that supply the submaxillary gland?

Stimulate the submaxillary gland

Test your knowledge of the parasympathetic nervous system with this quiz by Dr. Eman AbdelRaouf. Explore the cranio-sacral outflow, motor nuclei of cranial nerves, and the functions of specific nerves. Sharpen your understanding of the anatomy and function of the parasympathetic nervous system.

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