Question 1

Which type of innervation causes reduced blood flow to the digestive tract

Accepted Answer

A) Parasympathetic 
B) Sympathetic 
A) Parasympathetic 
B) Sympathetic

Question 2

The postganglionic axons from the superior mesenteric ganglion innervate

Accepted Answer

A) the distal half of the duodenum. 
B) part of the pancreas. 
C) part of the small intestine. 
D) the proximal part of the large intestine. 
E) All of the choices are correct. 
A) the distal half of the duodenum. 
B) part of the pancreas. 
C) part of the small intestine. 
D) the proximal part of the large intestine. 
E) All of the choices are correct.

Question 3

The circuitry of the autonomic system allows for control in activation.The characteristic that allows a small number of preganglionic cells to stimulate a large number of postganglionic cells is

Accepted Answer

A) convergence. 
B) reverberation. 
C) divergence. 
D) reciprocal innervation. 
A) convergence. 
B) reverberation. 
C) divergence. 
D) reciprocal innervation.

Question 4

White rami communicantes carry preganglionic sympathetic axons from the T1-L2 spinal nerves to the sympathetic trunk.

Accepted Answer

A) True 
 B)False

Question 5

Both the cardiac plexus and the _______ plexus consist of postganglionic sympathetic axons from the thoracic sympathetic trunk ganglia and preganglionic axons from the vagus nerve.

Accepted Answer

The answer of Both the cardiac plexus and the _______...

Question 6

Sweat glands and arrector pili muscles are controlled

Accepted Answer

A) only by the parasympathetic nervous system. 
B) only by the sympathetic nervous system. 
C) by both the sympathetic and parasympathetic nervous systems. 
D) by both the autonomic and somatic nervous systems. 
A) only by the parasympathetic nervous system. 
B) only by the sympathetic nervous system. 
C) by both the sympathetic and parasympathetic nervous systems. 
D) by both the autonomic and somatic nervous systems.

Question 7

A structure that is said to resemble a pearl necklace is a

Accepted Answer

A) sympathetic trunk. 
B) parasympathetic trunk. 
C) parasympathetic ganglion. 
D) splanchnic ganlion. 
A) sympathetic trunk. 
B) parasympathetic trunk. 
C) parasympathetic ganglion. 
D) splanchnic ganlion.

Question 8

Parasympathetic stimulation of the ciliary muscles allows one to see close-up objects.

Accepted Answer

A) True 
 B)False

Question 9

Prevertebral ganglia are located

Accepted Answer

A) posterior to the vertebral column. 
B) lateral to the vertebral column. 
C) anterior to the vertebral column. 
D) at the termination site of the postganglionic axon. 
E) medial to the dorsal spinal columns. 
A) posterior to the vertebral column. 
B) lateral to the vertebral column. 
C) anterior to the vertebral column. 
D) at the termination site of the postganglionic axon. 
E) medial to the dorsal spinal columns.

Question 10

Which system contains short preganglionic axons that branch extensively

Accepted Answer

A) Parasympathetic nervous system 
B) Somatic nervous system 
C) Sympathetic nervous system 
A) Parasympathetic nervous system 
B) Somatic nervous system 
C) Sympathetic nervous system

Question 11

The sympathetic postganglionic axons from the superior cervical ganglion innervate
A: Sweat glands in the head
B: Sweat glands in the palms
C: Smooth muscle of blood vessels in the head
D: Smooth muscles of blood vessels in the antebrachial region
E: Superior tarsal muscle of the eye
F: Submandibular salivary gland

Accepted Answer

A) a,c,e 
B) b,d,f 
C) a,c,f 
D) d,e,f 
E) b,d 
A) a,c,e 
B) b,d,f 
C) a,c,f 
D) d,e,f 
E) b,d

Question 12

Which sympathetic pathway is responsible for activating the esophagus,heart,lungs,and thoracic blood vessels

Accepted Answer

A) Splanchnic nerve pathway 
B) Adrenal medulla pathway 
C) Postganglionic sympathetic nerve pathway 
D) Spinal nerve pathway 
E) None of the choices is correct. 
A) Splanchnic nerve pathway 
B) Adrenal medulla pathway 
C) Postganglionic sympathetic nerve pathway 
D) Spinal nerve pathway 
E) None of the choices is correct.

Question 13

White rami appear white in color due to the fact that they are ___________.

Accepted Answer

The answer of White rami appear white in color due...

Question 14

Muscarinic receptors are proteins that bind the neurotransmitter

Accepted Answer

A) acetylcholine. 
B) epinephrine. 
C) norepinephrine. 
A) acetylcholine. 
B) epinephrine. 
C) norepinephrine.

Question 15

Which type of innervation causes pupil dilation

Accepted Answer

A) Parasympathetic 
B) Sympathetic 
A) Parasympathetic 
B) Sympathetic

Question 16

-Which of the diagrams illustrates a parasympathetic ANS pathway

Accepted Answer

A) 1 
B) 2 
A) 1 
B) 2

Exam 15: Nervous System: Autonomic Nervous System

Which type of innervation causes reduced blood flow to the digestive tract

The postganglionic axons from the superior mesenteric ganglion innervate

The circuitry of the autonomic system allows for control in activation.The characteristic that allows a small number of preganglionic cells to stimulate a large number of postganglionic cells is

White rami communicantes carry preganglionic sympathetic axons from the T1-L2 spinal nerves to the sympathetic trunk.

Both the cardiac plexus and the _______ plexus consist of postganglionic sympathetic axons from the thoracic sympathetic trunk ganglia and preganglionic axons from the vagus nerve.

Sweat glands and arrector pili muscles are controlled

A structure that is said to resemble a pearl necklace is a

Parasympathetic stimulation of the ciliary muscles allows one to see close-up objects.

Prevertebral ganglia are located

Which system contains short preganglionic axons that branch extensively

Which sympathetic pathway is responsible for activating the esophagus,heart,lungs,and thoracic blood vessels

White rami appear white in color due to the fact that they are ___________.

Muscarinic receptors are proteins that bind the neurotransmitter

Which type of innervation causes pupil dilation

-Which of the diagrams illustrates a parasympathetic ANS pathway

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