The Movement of Water Through a Cell Membrane from a Region

question 19

Multiple Choice

The movement of water through a cell membrane from a region of high concentration to a region of low concentration is called .

• A) diffusion
• B) osmosis
• C) active transport
• D) chemosynthesis

---

Definitions:

Neuromodulators

Substances released by neurons in the nervous system that influence the strength or weakness of the signal being transmitted, altering the activity of other neurons or muscles.

Synaptic Transmission

The process by which nerve impulses are transmitted across a synapse from one neuron to another.

Neurotransmitter Receptor

A specialized protein on the surface of a cell, designed to bind with specific neurotransmitters to induce changes within the cell.

Neurotransmitter

Chemicals that transmit signals across a synapse from one neuron to another in the nervous system.