Electrical Synapses

question 83

Multiple Choice

Electrical synapses:

• A) do not exist in mammals.
• B) are relatively rare in mammals.
• C) are roughly 50 percent of all mammalian synapses.
• D) are the prime mechanism of neurotransmission in mammals.

---

Definitions:

Endocrine System

A network of glands in the body that secrete hormones directly into the circulatory system to regulate the body's growth, metabolism, and sexual development and function.

Hormones

Chemical messengers produced by glands in the body, which travel through the bloodstream to regulate various physiological processes and behaviors.

Bloodstream

The flowing blood within the circulatory system of the body, carrying oxygen and nutrients to cells and removing waste products.

Glial Cells

Non-neuronal cells in the brain and central nervous system that support, protect, and provide a support framework for neurons.