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WorksheetsPathology - Cellular Injury Quiz
Total questions: 30
Worksheet time: 5mins
Who first demonstrated that cellular alterations correlate with the clinical aspects of disease?
Rudolf Virchow
Robert Koch
Louis Pasteur
Anton van Leeuwenhoek
What is the term used to describe the narrow range of stability in cellular function?
Equilibrium
Homeostasis
Steady state
Adaptation
Which of the following is NOT a basic mechanism of cell injury?
ATP depletion
Increased protein synthesis
Permeabilization of cell membranes
DNA damage
The normal steady state involves the preservation of which key feature?
Cellular division
Genetic mutation
Homeostasis
Apoptosis
What type of injury results in reversible changes to a cell?
Lethal injury
Sub-lethal injury
Physical injury
Genetic injury
Which of the following injuries may result in the formation of free radicals and damage genetic material?
Heat trauma
Mechanical trauma
Radiant energy
Electrical trauma
The term "degeneration" is most closely associated with which type of cell injury?
Lethal injury
Irreversible injury
Reversible injury
Physical injury
What cellular process is most associated with cell death via necrosis?
Apoptosis
Autolysis
Adaptation
Reversible injury
In hypoxia, which organelle is the first to show dysfunction?
Nucleus
Mitochondria
Lysosomes
Endoplasmic reticulum
Which cellular change is commonly associated with ATP depletion?
Protein aggregation
Cell swelling
DNA mutation
Increase in protein synthesis
The process by which a cell adapts to a stress that exceeds normal levels but does not cause death is called:
Necrosis
Degeneration
Reversible injury
Apoptosis
What accumulates during cellular degeneration due to hypoxia?
Lipids
Proteins
Water
Carbohydrates
Which type of cell death is a controlled and programmed process?
Necrosis
Degeneration
Apoptosis
Autolysis
Which of the following can result from nutrient deficiencies?
Genetic abnormalities
Immunological dysfunctions
Abnormal metabolic processes
Overnutrition
The process in which cells accumulate abnormal substances within the cytoplasm is known as:
Infiltration
Degeneration
Intracellular accumulation
Apoptosis
Which of the following pigments accumulates intracellularly under special circumstances?
Lipids
Proteins
Cholesterol
Pigments
Which of the following is NOT a possible outcome when a cell is exposed to an injurious agent?
Adaptation
Reversible injury
Transformation into another cell type
Cell death
What process follows if an organism dies due to massive cellular injury?
Necrosis
Apoptosis
Autolysis
Reversible injury
Which of the following is a feature of irreversible cell injury?
Apoptosis
Necrosis
Cell swelling
Reversible degeneration
What mechanism underlies chemical injuries to cells?
Production of free radicals
Physical trauma
Protein synthesis disruption
DNA repair
What is the primary biochemical change seen in hypoxic injury?
Increased DNA replication
Reduction in ATP production
Enhanced protein synthesis
Increased mitochondrial function
What is a common morphologic feature of reversible cell injury?
Necrosis
DNA fragmentation
Hydropic change
Apoptosis
Which of the following is an example of intracellular accumulation of proteins?
Hyaline droplets in renal tubular epithelial cells
Fat accumulation in the liver
Water accumulation in mitochondria
Cholesterol deposits in blood vessels
What are the two main pathways by which a cell can die?
Degeneration and apoptosis
Apoptosis and necrosis
Necrosis and degeneration
Degeneration and autolysis
Which of the following is the first observable structural change in cell injury?
DNA fragmentation
Plasma membrane blebbing
Lysosome rupture
Nuclear condensation
The accumulation of what substance leads to fatty change in cells?
Protein
Lipids
Carbohydrates
Water
What is the main morphologic pattern seen in irreversible cell injury?
Cell swelling
Apoptosis
Necrosis
Protein aggregation
Which of the following can lead to abnormal intracellular accumulation of carbohydrates?
Proteinuria
Genetic storage diseases
Radiation exposure
Bacterial infection
Which of the following is a common macroscopic feature of fatty liver?
Shrinkage and atrophy of the liver
Enlarged, pale, and greasy appearance
Fibrous tissue deposition in the liver
Thickening of the liver capsule
Which of the following describes the term "degeneration" in the context of cell injury?
Irreversible cell death
Complete loss of cell function
Reversible cell injury with potential recovery
Rapid cell regeneration
