The Potentially Adverse Action of the Released Catecholamines on Cardiovascular

question 12

Multiple Choice

The potentially adverse action of the released catecholamines on cardiovascular function in the patient with clinically significant heart or blood vessel disease warrants the inclusion of vasoconstrictors in the local anesthetic solution.Without adequate control of pain,sedation and stress reduction are impossible to achieve;however,use of local anesthetic plus a vasoconstrictor will help to ensure adequate pain control.

• A) Both statements are true.
• B) Both statements are false.
• C) The first statement is true;the second statement is false.
• D) The first statement is false;the second statement is true.

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Definitions:

Neurotransmitters

Chemicals located and released in the brain to allow an impulse from one nerve cell to pass to another nerve cell.

Electron Microscope

A type of microscope that uses a beam of electrons to create an image of a specimen, offering higher resolution than traditional light microscopes.

Synaptic Structure

Refers to the physical and functional arrangement of synapses, which are the points of communication between neurons, allowing for the transmission of signals.

Action Potential

Large, brief reversal in the polarity of an axon membrane.