The Two Principal Neurotransmitters of the Autonomic Nervous System Are

question 53

Multiple Choice

The two principal neurotransmitters of the autonomic nervous system are

• A) serotonin and dopamine.
• B) acetylcholine and norepinephrine.
• C) epinephrine and dopamine.
• D) the same as the principle neurotransmitters of the central nervous system.

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Definitions:

Desmosomes

Buttonlike plaques, present on two opposing cell surfaces, that hold the cells together by means of protein filaments that span the intercellular space.

Gap Junctions

Specialized cell-cell connections that enable direct communication by allowing the transfer of ions and small molecules between neighboring cells.

ATP

ATP, a molecule responsible for transporting energy throughout cells for metabolic processes.

Phospholipids

A class of lipids that are a major component of all cell membranes as they can form lipid bilayers due to their amphiphilic characteristic.