40 Questions
Which ganglion is an example of a prevertebral ganglion?
Celiac ganglion
What is the specialized ganglion located in the adrenal medulla?
Adrenal medulla
Which neurotransmitter is released by the axons of the adrenal medulla?
Epinephrine
What enzyme catalyzes the conversion of norepinephrine to epinephrine?
PNMT
Which region of the spinal cord are the cell bodies of the adrenal medulla located in?
Thoracic spinal cord
What neurotransmitters are released by sympathetic postganglionic adrenergic nerves?
Norepinephrine
Which tissue undergoes contraction in response to sympathetic adrenergic varicosities?
Blood vessels
What is the overall function of the sympathetic nervous system?
To mobilize the body for activity
Which cranial nerves give rise to preganglionic neurons of the parasympathetic division?
III, VII, IX
Which spinal cord segments give rise to preganglionic neurons of the parasympathetic division?
Sacral spinal cord segments
Which type of neuron releases norepinephrine as its neurotransmitter?
Adrenergic neuron
What are the receptors for acetylcholine called?
Muscarinic receptors
Which neurons release acetylcholine as their neurotransmitter?
Cholinergic neurons
What type of neurons release peptides or nitric oxide as their neurotransmitter instead of acetylcholine?
Nonadrenergic, noncholinergic neurons
What is the function of the somatic nervous system?
Controls voluntary movements of skeletal muscles
What is the function of the autonomic nervous system?
Controls and modulates the functions of visceral organs
What are the two neurons that make up each pathway in the autonomic nervous system?
Preganglionic neuron and cholinergic neuron
What is the name given to the junctions between postganglionic autonomic neurons and their effectors?
Varicosities
Which type of neuron synapses on postganglionic neurons in paravertebral ganglia?
Preganglionic neuron
What type of innervation do sweat glands have?
Sympathetic cholinergic innervation
Which neurotransmitter is released by sympathetic postganglionic adrenergic nerves?
Norepinephrine
What is the name given to the junctions between postganglionic autonomic neurons and their effectors?
Neuroeffector junctions
Which type of neuron releases norepinephrine as its neurotransmitter?
Postganglionic sympathetic neuron
What type of innervation do sweat glands have?
Sympathetic cholinergic innervation
What are the receptors for acetylcholine called?
Muscarinic receptors
What are the two neurons that make up each pathway in the autonomic nervous system?
Preganglionic neuron and postganglionic neuron
Which region of the spinal cord are the cell bodies of the adrenal medulla located in?
Thoracic region
What is the function of the somatic nervous system?
Controls voluntary movements of skeletal muscles
Which type of neurons release peptides or nitric oxide as their neurotransmitter instead of acetylcholine?
Postganglionic parasympathetic neurons
Which tissue undergoes contraction in response to sympathetic adrenergic varicosities?
Smooth muscle
Which ganglion is an example of a prevertebral ganglion?
Celiac ganglion
What is the name given to the junctions between postganglionic autonomic neurons and their effectors?
Neuromuscular junctions
What type of innervation do sweat glands have?
Sympathetic innervation
What type of neurons release peptides or nitric oxide as their neurotransmitter instead of acetylcholine?
Parasympathetic cholinergic neurons
What neurotransmitters are released by sympathetic postganglionic adrenergic nerves?
Epinephrine and norepinephrine
What enzyme catalyzes the conversion of norepinephrine to epinephrine?
PNMT
What is the specialized ganglion located in the adrenal medulla?
Adrenal medulla ganglion
What is the overall function of the sympathetic nervous system?
To mobilize the body for activity
What is the function of the autonomic nervous system?
To regulate organ system functions
Which region of the spinal cord are the cell bodies of the adrenal medulla located in?
Thoracic spinal cord
Test your knowledge on the autonomic nervous system and its role in controlling and modulating the functions of visceral organs. This quiz will cover topics such as the organization of the autonomic nervous system and the pathways involved in its functioning.
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