Exam 15: Peripheral Nervous System

Efferent nerves or fibers are found only in the _____ system.

Match each cranial nerve with its function or description. -connects to various external muscles of the eye

Match each term with its description or definition. -group of nerves that extend from the bottom of the spinal cord

Based on the numbering system of the cranial nerves,cranial nerve XI would be more anterior than cranial nerve III.

A patient has a severe case of the hiccups.The physician injects an anesthetic solution into the neck about an inch above the clavicle.What nerve was injected,and what is the result?

Match each cranial nerve with its function or description. -fibers are widely distributed in the body; name means "wanderer"

Which is(are)the neurotransmitter(s)in a somatic motor pathway?

Match each term with its description or definition. -group or braid of nerves formed from spinal nerves C1 to C4

Only spinal nerves from the sacrum form the sacral plexus.

If a person is having problems with tongue movement,what would you predict as a possible cause and other potential problems?

A herpes zoster (shingles)outbreak usually affects more than one dermatome pattern on the skin.

The optic tract contains fibers from both retinas.

Match each cranial nerve with its function or description. -dendrites and cell bodies are along the superior conchae

Any disease or injury that damages the spinal cord between the first and fifth cervical segments also paralyzes the phrenic nerve and,therefore,the diaphragm.

How is herpes zoster (shingles)a result of the reactivation of the varicella zoster virus?

The vagus nerve originates in the pons.

The Babinski reflex is evoked via stimulation of the outer sole of the foot and will cause a normal infant to extend the great toe.

The vagus nerve contains both sensory and motor fibers.

The sympathetic chain and sympathetic rami refer to the same structure.

A reflex always includes a muscle contraction or a gland secretion.