Which of the Following Is an Example of Polarization

question 39

Multiple Choice

Which of the following is an example of polarization?

• A) "This room is either burning up or freezing each day when we arrive."
• B) "Which of the amendments are you voting for?"
• C) "The patient's temperature was rising and falling dramatically."
• D) "This class is wonderful."

---

Definitions:

Voltage-gated Ion Channels

Proteins embedded in cell membranes that open or close in response to changes in membrane potential, crucial for the propagation of nerve impulses.

Plasma Membrane

A phospholipid bilayer that surrounds a cell, providing it with structural support and controlling the movement of substances into and out of the cell.

Electrical Charge

A fundamental property of particles that causes them to experience a force when placed in an electromagnetic field.

Sarcolemma

The cell membrane of a muscle fiber (cell), crucial for muscle contraction and signal transmission.