Quiz on Necrosis

Is necrosis reversible?

• No, necrosis is not reversible

• Yes, necrosis is always reversible

• Necrosis is sometimes reversible

• Necrosis reverses only with medication

A patient presents with tissue death due to lack of blood supply after a chemical injury. Based on your knowledge, what is the most likely diagnosis?

• Necrosis

• Inflammation

• Regeneration

• Edema

Which type of necrosis is typically seen in hypoxic environments such as myocardial infarction?

• Coagulative necrosis

• Fatty necrosis

• Liquefactive necrosis

• Fibrinoid necrosis

What is the main factor in the development of gangrene?

• Loss of blood supply

• Increased oxygenation

• Excessive nutrient flow

• High blood pressure

Gangrene is most common in the extremities because:

• Extremities are more prone to insufficient blood supply and subsequent bacterial contamination

• Extremities have the highest temperature in the body

• Extremities are always exposed to sunlight

• Extremities have more fat tissue than other parts

What is the primary goal of gangrene treatment?

• To increase blood sugar levels

• To prevent the cause and extension of gangrene

• To reduce fever

• To improve lung function

Which therapy is used in addition to surgery and antibiotics to inhibit the growth of anaerobic organisms in gangrene?

• Chemotherapy

• Hyperbaric oxygen therapy (HBOT)

• Radiation therapy

• Physical therapy

A patient presents with tissue that is shriveled, dry, blackish, and cold to touch. What type of gangrene is most likely present?

• Gas gangrene

• Wet gangrene

• Dry gangrene

• Necrotizing fasciitis

Which animal is most likely to develop ulcers at the root of the tail, tip of ears, and cornea of the eye?

• Cattle

• Horse

• Dog

• Sheep

Which type of ulcer is due to continuous pressure interfering with the supply of nutrition to local tissues?

• Ischemic ulcer or Decubitus ulcer

• Malignant ulcer

• Infective ulcer

• Non-specific ulcer