Which of the following abbreviations is a type of cancer?
a. HD
b. HIV
c. PCP
d. SCIDS
a
Explanation:
a. HD: correct; stands for "Hodgkin disease"
b. HIV: stands for "human immunodeficiency virus"
c. PCP: stands for "Pneumocystis carinii pneumonia"
d. SCIDS: stands for "severe combined immunodeficiency syndrome"
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Which of the following statements about induction or maintenance of T cell tolerance is NOT true?
A. Central tolerance is induced when immature developing T cells in bone marrow or thymus encounter self antigens. B. Peripheral T cell tolerance results when mature naive T cells recognize antigens without adequate B7-1- or B7-2-mediated costimulation. C. Peripheral T cell tolerance results when T cells recognize antigen in the setting of an innate immune response to the antigen. D. Peripheral T cell tolerance to some antigens is induced when mature T cells recognize antigen and bind B7-1 or B7-2 via the inhibitory CTLA-4 receptor. E. Peripheral T cell tolerance to an antigen may be induced by persistent and repeated stimulation of lymphocytes by that antigen in tissues.
Restless leg syndrome seems to be triggered by
A) tobacco use. B) alcohol use. C) an iron deficiency. D) All of the answers are correct.
Seen in extremely obese people (600-700lbs) They can't lay down because they can't breath.
a. Pickwickian b. Pleural effusion c. Pectus excavatum d. Restrictive patterns
A course of conduct directed at a person that would cause a reasonable person to feel fear, such as repeated following, written or verbal contact, or implied or explicit threats is
A) sexual harassment. B) stalking. C) sexual assault. D) surveillance.