Dictionary > Atrophy

Atrophy

Atrophy
(Science: pathology) a wasting Away, a diminution in the size of a cell, tissue, organ or part.
Origin: L., gr. Atrophia
a decrease in size of an organ caused by disease or disuse.Any weakening or degeneration (especially through lack of use).Undergo atrophy; Muscles that are not used will atrophy.The reduction in size of tissue or organ, possibly after disease. For example when breaking an arm, the arm is temporarily put in a cast for the bone to heal in position. In light of this, many of the muscles in the arm lay unused for a period of time, and begin to waste away due to their redundancy.


You will also like...

Freshwater Ecology
Freshwater Ecology

Freshwater ecology focuses on the relations of aquatic organisms to their freshwater habitats. There are two forms of co..

Consciousness and behavior
Consciousness and Behavior

Human consciousness and behavior are an interesting topic since they are determined and controlled by the brain. Conscio..

Body temperature regulation by the hypothalamus
Temperature Regulation in Animals

This tutorial elucidates body temperature regulation. Know the details here to learn how the body sets the body temperat..

An artist depiction of a Precambrian multicellular life form.
The Evolution of Cell Organelles

The nucleus containing the genetic material, DNA, and the mitochondria, well-identified as the "powerhouse of the cell",..

Thermographic image of face and neck
Regulation of Organic Metabolism, Growth and Energy Balance

The human body is capable of regulating growth and energy balance through various feedback mechanisms. Get to know the e..

Ecosystem Succession
Ecosystem Succession

If the balance of nature is left untouched, landscapes can change dramatically over time. A previous ecosystem is supers..