Cholinergic neuron

A neurotransmitter (a chemical messenger that sends signals between brain cells) that plays roles in attention, learning, and memory.

The tiny building blocks which make up the organs and tissues of the body.

The name for a group of blood fats. It includes LDL, or low-density lipoprotein, which is ‘bad’ cholesterol; HDL, or high-density lipoprotein, which is ‘good’ cholesterol; and…