Table of Contents
Can hyperplasia and hypertrophy occur together?
Although hyperplasia and hypertrophy are two distinct processes, frequently both occur together, and they may be triggered by the same external stimulus. … Hyperplasia can be physiologic or pathologic.
What is cell hypertrophy?
Hypertrophy (/haɪˈpɜːrtrəfi/, from Greek ὑπέρ "excess" + τροφή "nourishment") is the increase in the volume of an organ or tissue due to the enlargement of its component cells. It is distinguished from hyperplasia, in which the cells remain approximately the same size but increase in number.
What is an example of hyperplasia?
Types of hyperplasia ++ Physiologic hyperplasia: Occurs due to a normal stressor. For example, increase in the size of the breasts during pregnancy, increase in thickness of endometrium during menstrual cycle, and liver growth after partial resection. Pathologic hyperplasia: Occurs due to an abnormal stressor.
What is hypertrophy hyperplasia and atrophy of muscles?
Muscle atrophy is the decrease in muscle strength due to a decrease in muscle mass, or the amount of muscle fibers. … Muscle hypertrophy is an increase in the size of a muscle through an increase in the size of its component cells. It differs from muscle hyperplasia, which is the formation of new muscle cells.