When Is the Charge Inside a Neuron at +40 Millivolts

question 401

Multiple Choice

When is the charge inside a neuron at +40 millivolts?

• A)at the threshold of excitation
• B)during the refractory period
• C)during the resting potential
• D)during the action potential

---

Definitions:

Benzaldehyde

An organic compound consisting of a benzene ring with an aldehyde functional group; used as a precursor in the synthesis of various chemicals.

Butanal

An aldehyde with the formula C4H8O, characterized by a straight-chain four-carbon structure and a terminal carbonyl group.

Major Organic Product

The primary product obtained in the highest yield from an organic chemical reaction, distinguishing it from by-products or side products.

Major Organic Product

The primary outcome of an organic reaction, characterized by being the most abundant product formed.