Quiz on Laboratory Examination Related to Wounds and Allergies

What is the definition of a wound?

• A type of inflammation

• A disruption of normal skin condition

• A type of infection

• A form of allergic reaction

Which type of wound is characterized by the presence of microorganisms?

• Contaminated Wounds

• Clean Wounds

• Clean-contaminated Wounds

• Dirty or Infected Wounds

In which stage of wound depth does the entire skin layer get lost, including the dermis, but not the muscle?

• Stadium I

• Stadium II

• Stadium III

• Stadium IV

What type of hypersensitivity reaction is characterized by IgE antibodies?

• Type IV

• Type III

• Type II

• Type I

Which laboratory test method can directly identify microorganisms morphologically?

• DNA hybridization

• Culture

• Serological test

• Direct microscopic staining

What is the role of neutrophils in inflammation?

• To release histamines

• To form blood clots

• To produce antibodies

• To phagocytize pathogens

What is the expected leukocyte count in a normal individual?

• 1000-5000/uL

• 5000-10,000/uL

• 10,000-15,000/uL

• 15,000-20,000/uL

Which type of hypersensitivity is mediated by T cells?

• Type I

• Type IV

• Type III

• Type II

In Hypersensitivity Type III, tissue injury occurs due to…

• Cross-linking of allergen with IgE

• Direct cell killing by CD8 T cells

• Deposition of immune complexes activating complement

• Opsonization and phagocytosis of red blood cells

Which type of hypersensitivity reaction is associated with delayed response?

• Type I

• Type II

• Type III

• Type IV