WorksheetsQuiz on Laboratory Examination Related to Wounds and Allergies
Total questions: 15
Worksheet time: 8mins
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
What is the primary function of macrophages in the wound healing process?
To form blood clots
To produce antibodies
To phagocytize pathogens
To release histamines
Which type of hypersensitivity reaction is primarily associated with autoimmune diseases?
Type I
Type II
Type III
Type IV
A “shift to the left” in differential count indicates…
Increase in mature neutrophils
Increase in immature granulocytes
Decrease in lymphocytes
Decrease in eosinophils
The patch test is primarily used to diagnose…
Anaphylaxis
Contact dermatitis (Type IV hypersensitivity)
Hemolytic disease of the newborn
Atopic asthma
Which of the following statements is TRUE regarding skin prick and patch tests?
Skin prick test detects IgE-mediated reactions, while patch test detects T-cell–mediated reactions
Both detect immediate hypersensitivity
Patch test is read within 20 minutes, while skin prick test is read after 48 hours
Neither test is useful in allergy diagnosis
