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RUSVM Pathology I > Cell Adaptation > Flashcards

Cell Adaptation Flashcards

1
Q

Hyperplasia

A

Increase in the number of cells of an organ

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2
Q

MDx

A

Fibrous hyperplasia

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3
Q

Adaptation Response:

A

Atrophy

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4
Q

Metaplasia is reversible only if

A

Metaplasia is reversible only if the cause is removed

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5
Q

Adaptation Response

A

Hyperplasia

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6
Q

Hyperplasia occurs in cells that are capable of ____________.

A

Hyperplasia occurs in cells that are capable of replication.

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7
Q

Adaptation Response

A

Hyperplasia

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8
Q

Concentric Hypertrophy

A

growth of a hollow organ without overall enlargement, in which the walls of the organ are thickened and its capacity or volume is diminished.

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9
Q

2 MDx

A

Kidney - hydronephritis with secondary severe diffuse cortical atrophy

Ureter - hydroureter

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10
Q

T/F: When cells go through adaptation they preserve viability and function, its a reversible change.

A

True

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11
Q

Hypertrophic cardiomyopathy (HCM) is common in ____________.

A

Hypertrophic cardiomyopathy (HCM) is common in Main Coon Cats.

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12
Q

Metaplasia occurs most commonly in ___________ cells.

A

Metaplasia occurs most commonly in epithelial cells.

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13
Q

Hyperplasia may occur concomitantly with __________.

A

Hyperplasia may occur concomitantly with Hypertrophy.

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14
Q

Hypertrophic cardiomyopthy (HCM) in cats is due to a mutation in the____________.

A

Hypertrophic cardiomyopthy (HCM) in cats is due to a mutation in the MYBPC3 gene.

__________________________

Inherited autosomal dominant

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15
Q

Hypertrophy

A

Increased size of cells and thier functions

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16
Q

Adaptation Response:

(Normal = Right)

A

Atrophy

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17
Q

Hyperplasia is most commonly caused by

A

Hyperplasia is most commonly caused by excessive hormonal or growth factor stimulation

18
Q

MDx

A

Liver- hepatocellular carcinoma with nodular hyperplasia

19
Q

Metaplasia occurs in response to

A

Metaplasia occurs in response to chronic irritation

20
Q

Hypertrophy occurs due to

A

Hypertrophy occurs due to synthesis of more organelles and structural proteins

21
Q

Adaptation Response

(Normal = Left)

A

Atrophy

22
Q

Dysplasia occurs most commonly in _________ cells.

A

Dysplasia occurs most commonly in epithelial cells.

23
Q

MDx

A

Stomach- gastric lymphoid hyperplasia, multifocal

24
Q

Causes of atrophy

A

Decreased workload

Denervation

Decreased blood supply or oxygen

Inadequate nutrition

Loss of endocrine stimulation

Aging

25
Q

Metaplasia may result in

A

Decreased function

Increased propensity for malignant transformation

26
Q

Principal responses of adaptation

A

Atrophy

Hypertrophy

Hyperplasia

Metaplasia

Dysplasia

27
Q

MDx

A

Stomach - diffuse marked chronic gastric hypertrophy

28
Q

Disease

A

Squamous Cell Carcinoma

29
Q

Atrophy

A

Decrease in size and or number of the cells and their metabolic activity after normal growth has been reached

30
Q

Metaplasia

A

Change in phenotype of a differentiated cell

31
Q

Dysplasia

A

Abnormal development

32
Q

Adaptation Response

A

Atrophy

______________

Laryngeal Atrophy

33
Q

Eccentric Hypertrophy

A

Hypertrophic growth of the walls of a hollow organ, especially the heart, in which the overall size and volume are enlarged.

34
Q

Dysplasia is most commonly used in ___________ processes.

A

Dysplasia is most commonly used in neoplastic processes.

_____________________

Carcinoma in situ

35
Q

Etiology

A

Cryptosoridium serpentits

36
Q

MDx

A

Kidney - nephrolith with hydronephrosis, cortical and medullary atrophy and medullary fibrosis, diffuse

37
Q

Adaptation Response

A

Hypertrophy

38
Q

Homeostasis

A

Tendency to stability in the normal body states of the organism; it is the ability to maintain internal equilibrium by adjusting its physiological processes

39
Q

Atrophy occurs due to

A

Decreased protein synthesis and increased protein degradation in cells

40
Q

Cell adaptation occurs when

A

Cell adaptation occurs when the cell homeostasis is distorted by stresses or pathologic stimuli

RUSVM Pathology I (18 decks)

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