What do you mean by histogenesis?

Histogenesis, series of organized, integrated processes by which cells of the primary germ layers of an embryo differentiate and assume the characteristics of the tissues into which they will develop. The transformation of a mass of undifferentiated cells into an organ is known as organogenesis (q.v.).

What is histogenesis and organogenesis?

The primary organ rudiments continue to give rise to the rudiments of the various organs of the fully developed animal in a process called organogenesis. As the organs form, so do their component tissues, in a process termed histogenesis. …

What is Histolysis and histogenesis?

The process of tissue-destruction is known as ‘ histolysis ‘; the rebuilding process is called ‘histogenesis. ‘ The Life-Story of Insects Geo. H. Carpenter. By histolysiscertain parts of the hypodermis are destroyed, while other portions of it develop into the new structures.

What is the process of histogenesis?

Histogenesis is the formation of different tissues from undifferentiated cells. These cells are constituents of three primary germ layers, the endoderm, mesoderm, and ectoderm. The science of the microscopic structures of the tissues formed within histogenesis is termed histology.

Who was the first person to define insanity?

This is not the definition of insanity. It never has been, and it probably never will be. The above quote has been mis-attributed to Albert Einstein, Benjamin Franklin, and Mark Twain. In fact, none of these great minds were responsible for such a convincing, yet blatantly incorrect definition.

What is the definition of insanity in sports?

ESPN’s Dan Orlovsky called the Bucs “the walking definition of insanity, doing the same thing over and over again and expecting different results.” The definition of insanity — doing the same thing over and over again but expecting a different result — is an apt description of the post-election punditry.

What is the medical dictionary definition of histogenesis?

The origin of a tissue; the formation and development of the tissues of the body. n. The formation and development of body tissues. The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.

How is insanity used in the modern world?

In modern usage, insanity may be found in both senses: you may tell your brother that trying to skateboard while holding onto a car is “insanity” (in which case you mean that it is extremely foolish) or encounter the stricter original meaning in such contexts as insanity plea. She was found not guilty by reason of insanity.