Which statement applies to contact dermatitis?
A) It occurs when IgE antibodies on the skin react with the causative substance.
B) It may result from ingested foods.
C) Urticaria (hives) gradually spread over the body.
D) A type IV reaction occurs in specific areas.
Correct Answer:
Verified
Q3: HIV infection impairs:
A) humoral immunity.
B) cell-mediated immunity.
C)
Q7: Humoral immunity is mediated by:
A) natural killer
Q8: Serious infections frequently occurring in patients with
Q9: Which cells are required to process and
Q10: Neutrophils:
A) are phagocytic cells.
B) produce histamine.
C) produce
Q13: An autoimmune disease is:
A) excessive formation of
Q15: Incompatible blood transfusions result in:
A) hemolysis of
Q17: When an allergen binds with IgE antibodies
Q18: A diagnosis of HIV positive means that:
A)the
Q20: Systemic lupus erythematosus is caused by:
A) a
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