Metaplasia in Bone Marrow and Endometrium

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Questions and Answers

What is the definition of hypertrophy?

Hypertrophy is an increase in size and weight of an organ due to an increase in the size of its specialized cells.

Give an example of physiological hypertrophy.

Uterus during pregnancy is an example of physiological hypertrophy.

What is the difference between adaptive and compensatory hypertrophy?

Adaptive hypertrophy occurs in response to increased workload or pressure on the organ, while compensatory hypertrophy occurs when one organ compensates for the loss or dysfunction of another organ.

Define hyperplasia.

Hyperplasia is an increase in size and weight of an organ due to an increase in the number of its specialized cells. Signup and view all the answers

Give an example of physiological hyperplasia.

Breast hyperplasia during puberty, pregnancy, and lactation is an example of physiological hyperplasia. Signup and view all the answers

What is the difference between hypertrophy and hyperplasia?

Hypertrophy involves an increase in cell size without an increase in cell number, while hyperplasia involves an increase in cell number. Signup and view all the answers

How does endocrine atrophy manifest?

Endocrine atrophy manifests as the atrophy of female genitalia and breasts after the removal of the ovary. Signup and view all the answers

Explain the concept of hormonal pathological hyperplasia.

Hormonal pathological hyperplasia occurs in the endometrium and breast in response to excess estrogen. Signup and view all the answers

What is the impact of irritation on hyperplasia?

Irritation can lead to hyperplasia in lymphoid tissue after infections. Signup and view all the answers

Give an example of pressure atrophy.

Pressure atrophy occurs when amyloid substance causes atrophy of adjacent cells. Signup and view all the answers