Examlex
A unit that measures how much energy is in a particular food.
Neurotransmitters
Chemical messengers that transmit signals across a chemical synapse, from one neuron (nerve cell) to another 'target' neuron, muscle cell, or gland cell.
Endocrine System
A collection of glands that produce hormones regulating metabolism, growth and development, tissue function, sexual function, reproduction, sleep, and mood, among other things.
Hormones
Chemical messengers produced by glands in the body that regulate the activity of cells or organs.
High-Resolution Image
An image with a very high level of detail and clarity, typically containing a high number of pixels per inch.
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