Surface Water Extends to a Depth of About ____

question 12

Multiple Choice

Surface water extends to a depth of about ____.

• A)600 meters
• B)1,000 meters
• C)50 meters
• D)200 meters

---

Definitions:

Soma

In biology, the body of an organism as distinct from its reproductive cells; in psychology, it represents the body as perceived from within.

Depolarization

A reduction in the difference in electric charge across a cell membrane, leading to the activation of nerve or muscle cells.

Reuptake

A process by which neurotransmitters are absorbed back into a neuron after having been released into a synapse, thus terminating the transmission of signals.

Excitatory PSPs

Excitatory postsynaptic potentials are increases in potential that bring a neuron closer to the threshold for firing, facilitating the transmission of signals.