If a Drug Binds Irreversibly to a Postsynaptic Receptor to Prevent

question 85

Multiple Choice

If a drug binds irreversibly to a postsynaptic receptor to prevent the binding of an excitatory neurotransmitter, what is the most likely result?

• A) an increased number of IPSPs
• B) an increased number of EPSPs
• C) a prolonged hyperpolarization
• D) a decreased number of IPSPs
• E) a decreased number of EPSPs

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Definitions:

Common Stock

A form of corporate equity ownership, a type of security that represents ownership in a corporation and gives holders voting rights and a share in the company's profits via dividends.

Paid-In Capital

Funds that shareholders contribute to a company in exchange for equity, beyond the par value of the shares.

Par Value

The face value of a stock or bond as stated by the issuing company, which does not necessarily reflect its market value.

Common Stock

A type of equity security that represents ownership in a corporation, with holders usually having voting rights and a claim on profits.