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Hypertrophy, Hyperplasia, Atrophy Definitions Quiz

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Hypertrophy, Hyperplasia, Atrophy Definitions Quiz

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Questions and Answers

What is hypertrophy?

Increase in size and weight of an organ due to a decrease in the number of its cells

Decrease in size and weight of an organ

Increase in size and weight of an organ due to an increase in the number of its cells (correct)

The normal size and weight of an organ

Which type of hyperplasia can occur in any cell type capable of division?

Compensatory hyperplasia

Hormonal hyperplasia (correct)

Physiological hyperplasia

Localized atrophy

What causes atrophy?

Decrease in cell size (correct)

Hormonal stimulation

Physiological changes

Increase in cell size

Which type of atrophy occurs after an organ has reached its adult size?

Localized atrophy Signup and view all the answers

Which type of hypertrophy occurs in pregnant uterus due to hormonal stimulation?

Hormonal hyperplasia Signup and view all the answers

What is the pathological type of hypertrophy that affects the muscle coat of hollow organs due to increased intra-luminal pressure?

Adaptive hypertrophy Signup and view all the answers

What is the primary cause of hormonal hyperplasia in repeated anovulatory cycles?

Loss of hormonal stimulation Signup and view all the answers

Which type of atrophy is characterized by the heart becoming small and the skin becoming wrinkled due to loss of elastic fibers?

Generalized atrophy Signup and view all the answers

What is the mechanism of metaplasia?

Differentiation of precursor cells along a new pathway Signup and view all the answers

Which type of metaplasia involves the transformation of columnar or transitional cells to squamous epithelium?

Squamous metaplasia Signup and view all the answers

What is leukoplakia?

A white patch that develops in the oral cavity, tongue, or vulva due to chronic irritation Signup and view all the answers

What is the primary cause of neuropathic atrophy?

Loss of innervation Signup and view all the answers