Find the Following Using a Calculator

question 139

Multiple Choice

Find the following using a calculator. Round to four decimal places.
-ln (-11.4)

• A) undefined
• B) 2.4336
• C) 10.4
• D) 12.4

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Definitions:

Repolarization

The process of restoring the negative charge inside the cell membrane after a depolarization event.

Afterpotential

The change in membrane potential that follows the completion of an action potential in nerve cells.

Astrocytes

Star-shaped glial cells in the brain and spinal cord, involved in physical and nutritional support for neurons, and the repair and scarring process following central nervous system injury.

Blood-Brain Barrier

A selective semipermeable barrier formed by endothelial cells of the brain's capillaries that protects the brain from harmful substances and pathogens in the bloodstream.