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...

3D rendering of an antibody
Passive and Active Types of Immunity

Lymphocytes are a type of white blood cell capable of producing a specific immune response to unique antigens. In thi..

Kidneys
Kidneys and Regulation of Water and Inorganic Ions

The kidneys are responsible for the regulation of water and inorganic ions. Read this tutorial to learn about the differ..

Darwin's Finches - Natural Selection
Darwin and Natural Selection

This tutorial investigates the genetic diversity in more detail. It also delineates how certain alleles are favored over..

Stem
Stems

Stems primarily provide plants structural support. This tutorial includes lectures on the external form of a woody twig ..

Sigmund Freud and Carl Gustav Jung
Sigmund Freud and Carl Gustav Jung

In this tutorial, the works of Carl Gustav Jung and Sigmund Freud are described. Both of them actively pursued the way h..

The Human Physiology
The Human Physiology

Physiology is the study of how living organisms function. Thus, human physiology deals specifically with the physiologic..