Bio 320 exam 2

Bio 320 exam 2
what are three causes of hypersensitivity diseases? - CORRECT

REPLY.>>>>>>
-1. autoimmunity

2.reactions against microbes

3. reactions against environmental antigens



What is hypersensitivity? - CORRECT REPLY.>>>>>>-immune
response, sensitization, inappropriate response



what is type 1 hypersensitivity - CORRECT REPLY.>>>>>>-igE
mediated



what is type 2 hypersensitivity - CORRECT REPLY.>>>>>>-tissue
mediated or specific

(antibody mediated)



what is type 3 hypersensitivity - CORRECT REPLY.>>>>>>-immune
complex mediated

,What is type 4 hypersensitivity? - CORRECT REPLY.>>>>>>-T cell
mediated



what types of hypersensitivity are b cell mediated? - CORRECT

REPLY.>>>>>>-type 1, 2, and 3

Which of the following can be clinical manifestations of a type III
hypersensitivity?

a. reactive arthritis

b. all of these are examples of clinical manifestations

c. deposition of medium complexes (antigen/antibody complexes)

d. vasculitis - CORRECT REPLY.>>>>>>-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 - CORRECT REPLY.>>>>>>-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)?



a. Type I

b. Type III

c. Type IV

d. Type II - CORRECT REPLY.>>>>>>-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 - CORRECT REPLY.>>>>>>-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 - CORRECT REPLY.>>>>>>-d. Type I