Astronauts, for example, can experience muscle atrophy after a … Symptoms vary, and treatment may include physical therapy, functional electric stimulation, or … Muscle atrophy can also happen if you’re bedridden or unable to move certain body parts due to a medical condition. Atrophy, a reduction in size that impairs tissue function, can occur in the muscles and glands of the body.It may be caused by genetic, environmental, lifestyle, or disease factors. Paralysis of a muscle mass due to nerve injury. Muscle atrophy mechanisms are divided into three groups – physiologic, pathologic, and neurogenic. When a person gets dementia and cannot remember things anymore, it is an example of atrophy in their brain cells. Menu. Atrophy is a term that describes the wasting away of cell tissue. See more. Pathologic atrophy. ... For example, Disuse atrophy is a progressive withering of bone and muscle that results from prolonged inactivity. In this article, learn about the symptoms of brain atrophy… Definition: Decrease in the size of cells, tissues, or organs.Causes of atrophy include poor nourishment, poor circulation, loss of hormonal support, loss of nerve supply to the target organ, disuse or lack of exercise, or disease intrinsic to the tissue itself.Hormonal and nerve inputs that maintain an organ or body part are referred to as trophic. Examples of Atrophy in a sentence. 1. to weaken in ability or function. Common examples are: • Atrophy of notochord & thyroglossal ducts during fetal development • Atrophy of uterus after parturition. How to use atrophied in a sentence. Atrophy definition, a wasting away of the body or of an organ or part, as from defective nutrition or nerve damage. 2. In the event that a patient develops a chronic illness like cancer or HIV, bone density and muscle mass whittle down considerably. Depending upon the underlying cause, pathologic atrophy may be localized or generalized: a. Treatment options depend on the cause; some cases may be treatable with exercise, for instance, while others may require medical support. Overall, the proper use of the term is to describe … Dictionary ! Definition. Brain atrophy can refer to a loss of brain cells or a loss in the number of connections between these cells. • Atrophy of ductus arteriosus in infants • Atrophy of thymus. Define pressure atrophy. Give two examples of disuse atrophy. It was hard to watch my mother atrophy as she experienced the weakening disease of Alzheimer’s. According to researchers, the lack of exercise causes muscles to atrophy and become feeble. The word muscle atrophy comes from the Greek a (without) and trophe (nourishment). It refers to the breaking down of muscle fibers and is usually described as occurring in skeletal muscle; however, cardiac and smooth muscle also atrophy. Muscle atrophy can occur due to poor nutrition, age, and genetics. 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