A body tissue that contracts or shortens, making body parts move.
a body tissue that carries electrical messages back and forth between the brain and every other part of the body
A body tissue that provides support for the body and connects all of its parts.
covers the surfaces of your body, inside and out. i.e. Skin
a group of organs that work together to perform a major function
the process by which the body breaks down food into small nutrient molecules
organ that removes urea, excess water, and other waste products from the blood
Small filtering structure found in the kidneys that removes wastes from blood and produces urine
a sacklike musccular organ that stores urine until it is eliminated from the body.
An organism that causes disease
a protein produced by a B cell of the immune system that destroys pathogens
the body's ability to destroy pathogens before they can cause disease
the maintenance of stable internal conditions in spite of changes in the external environment
the reaction of a person's body to potentially threatening, challenging, or disturbing events