A person with type O would have
a anti A antibodies
b anti B antibodies
c neither A nor B antigens on their RBC
d all of the above are correct Correct Answers d all of the above
are correct
An acid-fast pathogen; over one third of the world's population
is infected; there are primary, secondary, and disseminated
forms of the disease; MDR, XDR, and DOTS apply to this
organism. Correct Answers Mycobacterium tuberculosis
Antibodies which an infant acquires from his mother's milk, are
an example of what type of immunity? Correct Answers
naturally acquired passive immunity
Basophils Correct Answers Its granules contain histamine and
stain blue with methylene blue; it is involved in inflammation
and allergies.
Clinical signs of systemic anaphylaxis include ___________
a hyptension
b difficulty breathing
c contraction of the smooth muscles in the bladder and intestines
d shock
e all of the above Correct Answers e all of the above
COmplement Activation results in _______________
a lysis of foreign invaders
, b upregulation of inflammation
c opsonization for phagocytosis
d positive chemotaxis forleukocytes
e all of the above Correct Answers e all the above
Corynebacterium diphtheriae is able to cause disease because
Correct Answers of the potent exotoxin it produces
cytotoxic reactions such as transfusion reactions and hemolytic
disease of the newborn Correct Answers type 2 hypersensitivity
delayed or cell-mediated; contact dermatitis like poison ivy and
a positive tuberculin skin test Correct Answers type 4
hypersensitivity
Disruption of Cytoplasmic Membranes Correct Answers azoles
(fluconazole), polyenes (amphotericin B), polymyxin,
pyrazinamide, and ivermectin
double imunodiffusion or Ouchterlony test Correct Answers
Two wells are cut in an agar plate; antigen solution is added to
one, and antibody to the other; antigen and antibody diffuse
toward each other and form a line of precipitation in the agar.
ELISA Correct Answers An enzyme-conjugated antibody is
used to quantify either antigen or antibody; the current blood test
used to detect anti-HIV antibody in the serum of a perspective
donor is this type of assay.
Ensuring that T cells have receptors that can recognize self
MHC proteins happens in the thymus through