The chemicals that are released from the hypothalamus, the gonads, and the adrenal cortex are called ________, whereas the chemicals released by bioelectrical impulses throughout the brain are called ________.

A) synapses; hormones
B) hormones; neurotransmitters
C) neurotransmitters; synapses
D) inhibitory communicators; dendrites

Hormones

Chemical messengers produced by glands in the endocrine system that regulate various bodily functions and processes.

Neurotransmitters

Chemical messengers that transmit signals across a chemical synapse, from one neuron (nerve cell) to another target neuron, muscle cell, or gland cell.

Hypothalamus

A region of the brain that regulates various bodily functions including hunger, thirst, sleep, and hormonal secretions.