Cell Injury and Pathology Quiz

What is apoptosis primarily defined as?

• Death of multiple cells simultaneously

• Death of single cells within clusters of other cells

• A type of necrosis

• A reversible cell injury

Which of the following is NOT a feature of necrosis?

• Cell swelling

• Disrupted plasma membrane

• Intact nuclear structure

• Frequent inflammation

What is the main cause of apoptosis?

• Nutritional deficiency

• Infection

• Tissue injury

• Programmed cell death

Which of the following substances can accumulate in cells?

• Water

• Nitrogen

• Oxygen

• Carbon dioxide

What does hyalinosis refer to?

• Formation of necrotic tissue

• Increased water content in cells

• Deposition of a glassy protein substance

• Accumulation of fat in cells

Which type of cell death is characterized by rapid phagocytosis?

• Inflammation

• Degeneration

• Necrosis

• Apoptosis

What is the primary difference between apoptosis and necrosis?

• Apoptosis occurs in clusters of cells

• Apoptosis is always pathological

• Necrosis involves inflammation

• Necrosis is a programmed process

Which of the following is an endogenous pigment?

• Anthracosis

• Lead

• Tattoo ink

• Melanin

What is the appearance of hemosiderin under a microscope?

• Dark blue granules

• Golden yellow-brown granular pigment

• Clear and colorless

• Homogeneous red material

What is the primary characteristic of dystrophic calcification?

• Occurs in viable tissue

• Serum calcium levels are elevated

• Occurs in degenerated tissue

• Associated with hypercalcemia