Nettie Is in the Laboratory Working with Cultured Neurons

question 57

Multiple Choice

 Nettie is in the laboratory working with cultured neurons. She wants to record the voltage following the opening of the sodium channels. What does she need to do to get the sodium channels to open?

• A) Add a solution that will result in depolarizing the membrane.
• B) Add a solution that will result in hyperpolarizing the membrane.
• C) Increase the amount of sodium outside of the neuron.
• D) Produce an action potential and get to the refractory periods.

---

Definitions:

Expansion Phase

A period in the business cycle when the economy moves from a trough to a peak, characterized by an increase in economic activity, production, and employment.

Prosperity

A state of economic well-being characterized by financial success, growth, and good fortune, where living conditions and quality of life are improved.

Unanticipated Inflation

Inflation that occurs when people do not expect it, often leading to disruptions in economic planning and contracts.

Debtor

An individual or organization that owes money to another entity.