Dextromethorphan Is a Common Ingredient in Several Over-The-Counter Cough Medicines

question 14

Multiple Choice

Dextromethorphan is a common ingredient in several over-the-counter cough medicines. Dextromethorphan in high doses can create a "high" with feelings of euphoria and hallucinations and has been abused. The reason for this effect is that dextromethorphan:

• A) decreases inhibitory mechanisms.
• B) is an N-methyl-D-aspartate agonist.
• C) is an N-methyl-D-aspartate antagonist.
• D) stimulates Aβ fibers (beta fibers).

Understand the structural similarities and differences between electron and light microscopes.

Identify the unique and shared characteristics of Bacteria and Archaea.

Describe the structure and function of prokaryotic cell layers.

Assess the accuracy of information comparing prokaryotic and eukaryotic cells.

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Definitions:

Gold

A chemical element with the symbol Au (from Latin: aurum) and atomic number 79, valued for its properties as a precious metal, conductor, and component in jewelry and electronics.

Notorious Liar

A person who is widely known for their persistent dishonesty or deception.

Argument

A set of statements where one or more premises are used to provide support for a conclusion.

Appeal to Authority

A logical fallacy where the conclusion is justified by citing an authoritative or perceived authoritative figure who mentioned it.