Disturbances of Growth Flashcards

1
Q

atrophy

A

decrease in size (disuse atrophy)

seen most commonly in muscle

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2
Q

hypertrophy

A

increase in size

ex: muscle exercise

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3
Q

hyperplasia

A

increase in number of cells

es: pregnant uterus, goiter

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4
Q

metaplasia

A

changes from one cell to ANOTHER TYPE of cell
ex: Pseudostratified ciliated columnar epithelium-changing into stratified squamous in lungs of a smoker

ex: arm has bony nodule from being repeatedly punched in class

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5
Q

dysplasia

A

change in size, shape or function of a cell
PRECANCEROUS

LAST STAGE THAT CAN REVERSE TO NORMAL

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6
Q

Anaplasia

A

complete disorganization of a cell (cancer)

es: squamous cell carcinoma

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