Cell Response to Injury Quiz

What is defined as morphological or functional changes in a cell due to stress?

• Cell adaptation

• Cell regeneration

• Cell injury

• Cell death

Which of the following is a main cause of cell injury?

• Infection

• Hypoxia

• Genetic derangements

• Nutritional imbalances

What type of necrosis is characterized by the sudden cutting of blood supply?

• Caseous necrosis

• Coagulative necrosis

• Liquefactive necrosis

• Fat necrosis

Which mechanism of cell injury involves increased intracellular calcium?

• Impaired energy production

• Impaired cell membrane function

• Increased intracellular calcium

• Production of oxygen free radicals

What is the primary function of apoptosis?

• To promote cell growth

• To eliminate unwanted cells

• To cause inflammation

• To regenerate tissue

Which type of necrosis is associated with tuberculous lesions?

• Fat necrosis

• Caseous necrosis

• Liquefactive necrosis

• Coagulative necrosis

What is a characteristic feature of apoptosis?

• Swelling of cells

• Loss of cell membrane integrity

• Fragmentation of cells

• Inflammatory response

Which of the following is NOT a cause of cell injury?

• Chemical agents

• Cellular regeneration

• Infectious agents

• Hypoxia

What is the fate of necrosis?

• Healing by regeneration or fibrosis

• Immediate cell death

• Increased cell proliferation

• Formation of new tissues

Which of the following describes necrosis?

• Elimination of single cells

• Normal cell turnover

• Local death of a group of cells

• Programmed cell death