Under Resting Conditions, NMDA Receptors Are Unable to Respond Due

question 21

Multiple Choice

Under resting conditions, NMDA receptors are unable to respond due to the presence of _______ in their central channels.

• A) Ca²⁺ ions
• B) Na⁺ ions
• C) Mg²⁺ ions
• D) protein anions

---

Definitions:

Realized Gain

A profit that results from selling an asset at a higher price than its purchase cost, officially recognized when the asset is sold.

Fair Value

The estimated price at which an asset could be bought or sold in a current transaction between willing parties, other than in a liquidation.

Equity Investments

Investments in shares of companies with the aim of earning dividends or selling the shares at a higher price.

Non-strategic Investments

Investments not central to a company's business model or core mission, often made for diversification or income generation purposes rather than long-term strategic initiatives.