The Process Where Molecules Move from a Region of Higher

question 18

Short Answer

The process where molecules move from a region of higher concentration to lower concentration is called ____________________.

---

Definitions:

Axon Terminals

The distal terminations of the branches of an axon, responsible for releasing neurotransmitters into the synaptic cleft to communicate with neighboring neurons.

Receptor Sites

Specific locations on the surface of a cell or within a cell where hormones, neurotransmitters, or drugs can bind and elicit a specific physiological response.

Neurons

Nerve cells that are the basic building blocks of the nervous system, responsible for receiving, processing, and transmitting information through electrical and chemical signals.

Billion

A numerical value represented as 1,000,000,000 (in the short scale) or 1,000,000,000,000 (in the long scale, used traditionally in countries like France and Germany).