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Hypertrophy is the increase in the volume of an organ or tissue due to the enlargement of its component cells. [1] It is distinguished from hyperplasia, in which the cells remain approximately the same size but increase in number. [2]
All enlargers consist of a light source, normally an incandescent light bulb shining though a condenser or translucent screen to provide even illumination, a holder for the negative or transparency, and a specialized lens for projection, though some, such as the Rapid Rectilinear or Aplanat [citation needed] could be used in both camera and enlarger.
Penis enlargement, or male enhancement, is any technique aimed to increase the size of a human penis. Some methods aim to increase total length, others the shaft's girth, and yet others the glans and foreskin size. [ 1 ]
Magnification is the process of enlarging the apparent size, not physical size, of something. This enlargement is quantified by a size ratio called optical magnification . When this number is less than one, it refers to a reduction in size, sometimes called de-magnification .
It may lead to the gross enlargement of an organ, and the term is sometimes confused with benign neoplasia or benign tumor. [5] Hyperplasia is a common preneoplastic response to stimulus. [6] Microscopically, cells resemble normal cells but are increased in numbers. Sometimes cells may also be increased in size (hypertrophy). [7]
Organomegaly is the abnormal enlargement of organs. For example, cardiomegaly is enlargement of the heart. Visceromegaly is the enlargement of abdominal organs. [1] Examples of visceromegaly are enlarged liver (hepatomegaly), spleen (splenomegaly), stomach, kidneys, and pancreas.
Cardiomegaly can be classified by the main enlarged location of the heart, and/or by the structure of the enlargement. Specific subtypes include athletic heart syndrome, which is a non-pathological condition commonly seen in sports medicine in which the heart is enlarged, and the resting heart rate is lower than normal.
Enlargement of NATO; Enlargement of Switzerland; Enlargement of the European Space Agency; in other contexts: In mathematics, an enlargement is a uniform scaling, an example of a Homothetic transformation that increases distances, areas and volumes. Enlargement (in fiction) is a theme in fiction, especially in science fiction and fantasy.