AP Chapter 16-21 R and C Questions

The cell bodies of the postganglionic neurons of the sympathetic division are located in the

• sympathetic chain ganglia and collateral ganglia

• dorsal root ganglia and terminal ganglia

• terminal ganglia

• All of these are correct

Given these phrases: (1) neuron cell bodies in the nuclei of cranial nerves

(2)  neuron cell bodies in the lateral gray horn of the spinal cord

(T1–L2 and S2–S4)

(3)  two synapses between the CNS and effectors

(4)  regulates smooth muscle

• 1,2,3

• 2,3,4

• 1,3

• 1,2,3,4

The white ramus communicans contains

• preganglionic sympathetic fibers

• preganglionic parasympathetic fibers

• postganglionic sympathetic fibers

• postganglionic parasympathetic fibers

Splanchnic nerves

• are part of the parasympathetic division

• have preganglionic neurons that synapse in the collateral ganglia

• exit from the cervical region of the spinal cord

• All of these are correct

Which of the following statements regarding the adrenal gland is true?

• The parasympathetic division stimulates the adrenal gland to

  release acetylcholine.

• The parasympathetic division stimulates the adrenal gland to release

  epinephrine.

• The sympathetic division stimulates the adrenal gland to

  release acetylcholine.

• The sympathetic division stimulates the adrenal gland to release

  epinephrine.

The parasympathetic division

• is also called the craniosacral division.

• has preganglionic axons in cranial nerves.

• has preganglionic axons in pelvic splanchnic nerves.

• All of these are correct.

Given these structures: (1) collateral ganglion (2) sympathetic chain ganglion (3) white ramus communicans (4) splachnic nerve

Choose the arrangement that lists the structures in the order an action potential travels through them on the way from a spinal nerve to an effector.

• 3,2,4,1

• 1,3,2,4

• 1,4,2,3

• 4,3,1,2

Sympathetic axons reach organs through all of the following except

• spinal nerves

• pelvic splanchnic nerves

• abdominopelvic nerve plexuses

• head and neck nerve plexuses

Which of these cranial nerves does not contain parasympathetic fibers?

• oculomotor (III)

• facial (VII)

• glossopharyngeal (IX)

• trigeminal (V)

Which of these is not a part of the enteric nervous system?

• sensory neurons

• ANS motor neurons

• neurons located only in the digestive tract

• somatic motor neurons