Alexandra Bozan
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Study Guide: Autonomic Nervous System

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Alexandra Bozan
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Study Guide: Autonomic Nervous System

Question 1 of 40

1

Somatic motor and autonomic pathways share all of the following except:

Select one of the following:

  • direction of impulse conduction

  • effectors located outside the CNS

  • number of neurons between the CNS and effector

  • acetylcholine as a possible neurotransmitter

Explanation

Question 2 of 40

1

Within the sympathetic chain ganglion, the preganglionic fiber may:

Select one of the following:

  • synapse with a sympathetic postganglionic neuron

  • send an ascending branch through the sympathetic trunk

  • pass through chain ganglia and synapse in a collateral ganglion

  • all of the above

Explanation

Question 3 of 40

1

Beta receptors bind with:

Select one of the following:

  • acetylcholine.

  • norepinephrine.

  • toxin muscaine.

  • none of the above

Explanation

Question 4 of 40

1

Which of the following is not an example of sympathetic stimulation?

Select one of the following:

  • decreased heart rate

  • decreased secretion of the pancreas

  • constriction of the urinary sphincters

  • dilation of skeletal muscle blood vessels

Explanation

Question 5 of 40

1

"Fight or flight" physiologic changes include all of the following except:

Select one of the following:

  • increased conversion of glycogen to glucose

  • constriction of respiratory airways

  • increased perspiration

  • dilation of blood vessels in skeletal muscles

Explanation

Question 6 of 40

1

The enteric nervous system is a specialized part of the ANS that controls visceral effectors in the gut wall.

Select one of the following:

  • True
  • False

Explanation

Question 7 of 40

1

Many autonomic effectors are dually innervated.

Select one of the following:

  • True
  • False

Explanation

Question 8 of 40

1

They sympathetic division is also called the thoracolumbar division.

Select one of the following:

  • True
  • False

Explanation

Question 9 of 40

1

They sympathetic division is the dominant controller of the body at rest.

Select one of the following:

  • True
  • False

Explanation

Question 10 of 40

1

Sympathetic responses are usually widespread, involving many organ systems at once.

Select one of the following:

  • True
  • False

Explanation

Question 11 of 40

1

Fill the blank spaces to complete the text.

Each efferent autonomic pathways is made up of , , and .

Explanation

Question 12 of 40

1

Fill the blank space to complete the text.

neurons conduct impulses from the brain stem or spinal cord to an autonomic ganglion.

Explanation

Question 13 of 40

1

Fill the blank space to complete the text.

Sympathetic ganglia located a short distance from the spinal cord are known as ganglia.

Explanation

Question 14 of 40

1

Fill the blank space to complete the text.

Some postganglionic axons return to a spinal nerve by way of a short branch called the gray .

Explanation

Question 15 of 40

1

Fill the blank space to complete the text.

Axon terminals of autonomic neurons release either acetylcholine or .

Explanation

Question 16 of 40

1

Select from the dropdown lists to complete the text.

In the sympathetic division, preganglionic neurons are relatively ( short, long ) and postganglionic neurons are relatively ( long, short ).

Explanation

Question 17 of 40

1

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Norepinephrine affects visceral effectors by first binding to ( adrenergic, cholinergic ) receptors in their plasma membranes.

Explanation

Question 18 of 40

1

Select from the dropdown list to complete the text.

The effect of a neurotransmitter on any postsynaptic cell is determined by the ( characteristics of the receptor, neurotransmitter ).

Explanation

Question 19 of 40

1

Select from the dropdown list to complete the text.

A ( nicotinic, beta ) receptor is a main type of cholinergic receptor.

Explanation

Question 20 of 40

1

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The action of acetylcholine is ( quickly, slowly ) terminated when hydrolyzed by the enzyme acetylcholinesterase

Explanation

Question 21 of 40

1

Both sympathetic and parasympathetic divisions are tonically active, meaning they continually conduct impulses to autonomic effectors.

Select one of the following:

  • True
  • False

Explanation

Question 22 of 40

1

Sympathetic impulses inhibit effectors and parasympathetic impulses stimulate effectors.

Select one of the following:

  • True
  • False

Explanation

Question 23 of 40

1

Autonomic centers function in a hierarchy in their control of the ANS, with the highest ranking being the autonomic centers in the cerebral cortex.

Select one of the following:

  • True
  • False

Explanation

Question 24 of 40

1

The sympathetic system plays a crucial role in maintaining blood pressure.

Select one of the following:

  • True
  • False

Explanation

Question 25 of 40

1

They sympathetic system dominates during "rest and repair".

Select one of the following:

  • True
  • False

Explanation

Question 26 of 40

1

: regulates body's involuntary effectors
: efferent neurons that make up the ANS
: conduct impulses between the spinal cord and a ganglion
: tissues to which autonomic neurons conduct impulses
: division of ANS
: voluntary actions

Drag and drop to complete the text.

    autonomic nervous system
    autonomic neurons
    preganglionic neurons
    visceral effectors
    sympathetic system
    somatic nervous system

Explanation

Question 27 of 40

1

Dendrites and cell bodies of sympathetic preganglionic neurons are located in the:

Select one of the following:

  • brain stem and sacral portion of the spinal cord

  • sympathetic ganglia

  • gray matter of the thoracic and upper lumbar segments of the spinal cord

  • gnglia close to effectors

Explanation

Question 28 of 40

1

Which of the following is not correct?

Select one of the following:

  • Sympathetic preganglionic neurons have their cell bodies located in the lateral gray column of certain parts of the spinal cord

  • Sympathetic preganglionic axons pass along the dorsal root of certain spinal nerves

  • There are synapses within sympathetic ganglia

  • Sympathetic responses are usually widespread, involving many organs

Explanation

Question 29 of 40

1

Another name for the parasympathetic nervous system is:

Select one of the following:

  • thoracolumbar

  • craniosacral

  • visceral

  • ANS

  • cholinergic

Explanation

Question 30 of 40

1

Which statement is not correct?

Select one of the following:

  • Sympathetic postganglionic neurons have their dendrite and cell bodies in sympathetic ganglion or collateral ganglia.

  • Sympathetic ganglions are located in front of and at each side of the spinal column.

  • Separate autonomic nerves distribute many sympathetic postganglionic axons to various internal organs.

  • Very few sympathetic preganglionic axons synapse with postganglionic neurons.

Explanation

Question 31 of 40

1

constrict pupils

Select one of the following:

  • sympathetic control

  • parasympathetic control

Explanation

Question 32 of 40

1

bronchial relaxation

Select one of the following:

  • sympathetic control

  • parasympathetic control

Explanation

Question 33 of 40

1

increases sweat secretion

Select one of the following:

  • sympathetic control

  • parasympathetic control

Explanation

Question 34 of 40

1

increases secretion of digestive juices and insulin

Select one of the following:

  • sympathetic control

  • parasympathetic control

Explanation

Question 35 of 40

1

constricts blood vessels

Select one of the following:

  • sympathetic control

  • parasympathetic control

Explanation

Question 36 of 40

1

slows heartbeat

Select one of the following:

  • sympathetic control

  • parasympathetic control

Explanation

Question 37 of 40

1

relaxes bladder

Select one of the following:

  • sympathetic control

  • parasympathetic control

Explanation

Question 38 of 40

1

increases epinephrine secretion

Select one of the following:

  • sympathetic control

  • parasympathetic control

Explanation

Question 39 of 40

1

increases peristalsis

Select one of the following:

  • sympathetic control

  • parasympathetic control

Explanation

Question 40 of 40

1

contracts ciliary muscle to accommodate near vision

Select one of the following:

  • sympathetic control

  • parasympathetic control

Explanation

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