BIO 322 (GCU) MIDTERM TEST 2025 BRAND NEW ACTUAL EXAM WITH 100- VERIFIED QUESTIONS AND CORRECT SOLUTIONS.

P age | 1
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BIO 322 (GCU) MIDTERM TEST 2025
BRAND NEW ACTUAL EXAM WITH 100%
VERIFIED QUESTIONS AND CORRECT
SOLUTIONS

6 Causes of Disease - correct answer --heredity (chromosomal)
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-trauma
-inflammation (infection) |




-hyperplasia (neoplasms: benign vs. malignant)
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-nutritional imbalances (obesity/malnutrition)
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-immunity (allergy) |




Atrophy - correct answer -decrease in cell size
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Hypertrophy - correct answer -increase in cell size
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Hyperplasia - correct answer -increase in cell number
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, P age | 2| | | | |




Metaplasia - correct answer -reversible replacement of 1 cell type by
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another (like smokers)
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Dysplasia - correct answer -abnormal changes in size, shape &
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organization of matured cell
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Necrosis - correct answer -evoked by non-physical events (disease)
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-Coagulative: denature of proteins from gel to firm state (kidneys)
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-Liquefactive: cells digested by own hydrolases- tissue becomes
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soft, walled off from healthy tissue (neurons/glial cells in brain)
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-Caseous (cheese-like): cells disintegrate & debris is walled off
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-Fat: caused by lipases (breast, pancreas, abdominal)
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-Gangrenous: dry (loss of O2 over long period of time) wet (bacteria
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& fast) gas (anaerobic bacteria trapped, produce gas, often fatal)
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Apoptosis - correct answer -programmed cell death, energy
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dependent, affects individual cell
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