Pathology - Cellular Injury Quiz
Preview:
Which of the following is an example of intracellular accumulation of proteins?
A. Hyaline droplets in renal tubular epithelial cells
B. Fat accumulation in the liver
C. Water accumulation in mitochondria
D. Cholesterol deposits in blood vessels
What is the main morphologic pattern seen in irreversible cell injury?
A. Cell swelling
B. Apoptosis
C. Necrosis
D. Protein aggregation
Which of the following is NOT a possible outcome when a cell is exposed to an injurious agent?
A. Adaptation
B. Reversible injury
C. Transformation into another cell type
D. Cell death
Which of the following can result from nutrient deficiencies?
A. Genetic abnormalities
B. Immunological dysfunctions
C. Abnormal metabolic processes
D. Overnutrition
Which of the following is the first observable structural change in cell injury?
A. DNA fragmentation
B. Plasma membrane blebbing
C. Lysosome rupture
D. Nuclear condensation
Which of the following is a feature of irreversible cell injury?
A. Apoptosis
B. Necrosis
C. Cell swelling
D. Reversible degeneration
Which of the following can lead to abnormal intracellular accumulation of carbohydrates?
A. Proteinuria
B. Genetic storage diseases
C. Radiation exposure
D. Bacterial infection
What are the two main pathways by which a cell can die?
A. Degeneration and apoptosis
B. Apoptosis and necrosis
C. Necrosis and degeneration
D. Degeneration and autolysis
Which of the following is NOT a basic mechanism of cell injury?
A. ATP depletion
B. Increased protein synthesis
C. Permeabilization of cell membranes
D. DNA damage
What is the term used to describe the narrow range of stability in cellular function?
A. Equilibrium
B. Homeostasis
C. Steady state
D. Adaptation
What mechanism underlies chemical injuries to cells?
A. Production of free radicals
B. Physical trauma
C. Protein synthesis disruption
D. DNA repair
Which cellular change is commonly associated with ATP depletion?
A. Protein aggregation
B. Cell swelling
C. DNA mutation
D. Increase in protein synthesis
What accumulates during cellular degeneration due to hypoxia?
A. Lipids
B. Proteins
C. Water
D. Carbohydrates
The process in which cells accumulate abnormal substances within the cytoplasm is known as:
A. Infiltration
B. Degeneration
C. Intracellular accumulation
D. Apoptosis
What type of injury results in reversible changes to a cell?
A. Lethal injury
B. Sub-lethal injury
C. Physical injury
D. Genetic injury