Which of the following structures houses the spiral organ?
A. Cochlea
B. Vestibule
C. Semicircular duct
D. Stapes
E. Tympanic cavity
A. Cochlea
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_____ is responsible for immediate (type 1) hypersensitivity reactions.
a. IgA b. IgD c. IgE d IgG
Explain the function of cytokines secreted by helper T cells
A) Cytokines secreted by helper T cells stimulate the innate immunity only. B) Cytokines secreted by helper T cells stimulate the cell-mediated adaptive immunity only. C) Cytokines secreted by helper T cells stimulate the antibody-mediated adaptive immunity only. D) Cytokines secreted by helper T cells stimulate the cell-mediated adaptive immunity and antibody-mediated adaptive immunity. E) Cytokines secreted by helper T cells stimulate NK cells only.
Which of the following best describes the mesovarium?
A) a thickened fold of mesentery that supports and stabilizes the ovary B) an expanded funnels that opens into the pelvic cavity C) an extensive mesentery that encloses the ovaries, uterine tubes, and uterus D) a layer of squamous or cuboidal cells that covers the ovary E) the inner lining of the uterus
A person with type B blood
A. has antigen A. B. has anti-A antibodies . C. will have a transfusion reaction if given type B blood. D. has anti-B antibodies. E. can receive type A blood.