PATHOLOGY

PATHOLOGY MCQ

CELL DAMAGE

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What are the reversible changes via cellular adaptations?
A
Changes in the number, size, phenotype, metabolic activity, or functions of cells in response to change in their environment
B
Changes in the size, phenotype, metabolic activity, or functions of cells in response to change in their environment
C
Changes in the number, size, or functions of cells in response to change in their environment
D
Changes in the number, size, metabolic activity, or functions of cells in response to change in their environment
Explanation: 

Detailed explanation-1: -Adaptations are reversible changes in the size, number, phenotype, metabolic activity, or functions of cells in response to changes in their environment. Such adaptations may take several distinct forms. Hypertrophy refers to an increase in the size of cells, resulting in an increase in the size of the organ.

Detailed explanation-2: -If cells cannot adapt to the pathologic stimulus, they can die. This chapter will discuss cellular adaptation, cell injury, cellular accumulations, and cellular aging. Overview: The four basic types of cellular adaptation to be discussed in this section are hyperplasia, hypertrophy, atrophy, and metaplasia.

Detailed explanation-3: -Five major types of adaptation include atrophy, hypertrophy, hyperplasia, dysplasia, and metaplasia.

Detailed explanation-4: -In cell biology and pathophysiology, cellular adaptation refers to changes made by a cell in response to adverse or varying environmental changes. The adaptation may be physiologic (normal) or pathologic (abnormal). Four types of morphological adaptations include atrophy, hypertrophy, hyperplasia, and metaplasia.

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