Bio 320 exam 2 Practice Questions and
Answers (100% Pass)
what are three causes of hypersensitivity diseases? - Answer️️ -1.
autoimmunity
ions against microbes
3. reactions against environmental antigens
What is hypersensitivity? - Answer️️ -immune response,
sensitization, inappropri...
STONY BROOK UNIVERSITY & ARIZONA UNIVERSITY
a. reactive arthritis
b. all of these are examples of clinical manifestations
c. deposition of medium complexes (antigen/antibody complexes)
d. vasculitis - Answer✔️✔️-b. all of these are examples of clinical
manifestations
Which of the following is/are a common cause(s) of secondary
autoimmune diseases? (check all that apply)
a. inherited from parents
b. malnutrition
c. single gene defect
d. stress - Answer✔️✔️-b. malnutrition
d. stress
Which of the following types of hypersensitivity would be associated
with a tissue transplant rejection from one patient (donor) to
another (recipient)?
STONY BROOK UNIVERSITY & ARIZONA UNIVERSITY
d. Type II - Answer✔️✔️-c. Type IV
Which of the following are morphological alterations or clinical
manifestations found in patients who suffer from systemic lupus
erythematosus (SLE)?
a. myasthenia gravis
b. Skin erythema ("butterfly" rash)
c. graves disease
d. type I hypersensitivity - Answer✔️✔️-b. Skin erythema ("butterfly"
rash)
Which of the following types of hypersensitivity would be associated
with a food allergy to peanuts?
a. Type II
b. Type IV
c. Type III
d. Type I - Answer✔️✔️-d. Type I
A 32-year-old man reports that he was eating peanut butter cookies
and began to feel "itchy". He then developed a rash over most of his
body. The lesions disappeared within 3-4 hours. The patient is
diagnosed with urticaria. The chemical mediator responsible for
these lesions is derived from which of the following cells?
a. Macrophages
3
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