Lidocaine Is Used as a Local Anesthetic and a Cardiac

question 12

Multiple Choice

Lidocaine is used as a local anesthetic and a cardiac depressant.When Lidocaine is administered,it is administered as the alkylammonium salt Lidocaine HCl.Why is the alkylammonium salt,rather than the free amine,used?

• A)The alkylammonium salt has a higher solubility in water and bodily fluids than the free amine.
• B)The alkylammonium salt is not as addictive as the free amine.
• C)The alkylammonium salt is more basic than the free amine.
• D)The alkylammonium salt is a gas at room temperature and can be readily inhaled.
• E)None of these are correct.

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Definitions:

Phenotype

The observable characteristics or traits of an organism resulting from the interaction of its genotype with the environment.

DNA Nucleotides

The basic building blocks of DNA, consisting of adenine, cytosine, guanine, and thymine, which encode the genetic information.

Gene Mutation

Altered gene whose sequence of bases differs from the original sequence.

Founder Effect

A genetic phenomenon that occurs when a new population is established by a very small number of individuals, leading to a reduced genetic diversity.