国 重麦等科大昂 nongging Medical University Causes -Mechanical,increased workload -Trophic,hormonal stimulation Mechanisms -Increased synthesis -Activated hormone receptors
Causes –Mechanical, increased workload –Trophic, hormonal stimulation Mechanisms –Increased synthesis –Activated hormone receptors
圈重走普什大子 ongqins里Med山eal Univers Type (1)Physiological hypertrophy e.g.Muscle hypertrophy in athletes
Type : (1) Physiological hypertrophy e.g.Muscle hypertrophy in athletes
重麦等科大学 ongging Medical University (2)Pathological hypertrophy DCompensatory Hypertrophy hypertension -left ventricle hypertrophy 2Endocrine hypertrophy pregnancy and puberty -uterine and breast
(2) Pathological hypertrophy ①Compensatory Hypertrophy hypertension left ventricle hypertrophy ②Endocrine hypertrophy pregnancy and puberty uterine and breast
国重走牛利大 ongqins里Med山eal Univers Pathological changes of hypertrophy ■ Organ size increase ■ cell size increase without cell division
Pathological changes of hypertrophy ◼ Organ size increase ◼ cell size increase without cell division
圈 重麦等科大 nongging Medical University 3.hyperplasia Definition Hyperplasia is an increase in the absolute number of cells,in response to a stimulus or persistent cell injury. This usually results in increased size and weight of an organ
3.hyperplasia Definition Hyperplasia is an increase in the absolute number of cells, in response to a stimulus or persistent cell injury. This usually results in increased size and weight of an organ