What is the RDA for iron?
A. 8 mg/day
B. 18 mg/day
C. 100 mg/day
D. 25 mg/day
Answer: B
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Which of the following is true of immediate hypersensitivities?
A) They are also called type IV hypersensitivities. B) They are are adaptive immune responses to disease organisms. C) They include allergic contact dermatitis. D) They involve IgE antibodies and the release of histamine from mast cells and basophils.
What is the primary reason that edema may occur with serious burns?
a. increased venous pressure due to interference with circulation through scarring in the burned area b. lowering of blood osmotic pressure due to the loss of protein-rich fluid from the surface of the burn c. blockage of lymphatic drainage from the burned area d. loss of protein in the urine e. increased tissue hydrostatic pressure
Important centers for heart rate, blood pressure, respiration, swallowing, coughing, and vomiting are located in the
A) cerebrum. B) medulla oblongata. C) midbrain. D) pons. E) cerebellum.
Select all the features you would expect in a nerve fiber that conducted signals slowly, such as those that control gastric secretions and other functions that are not urgent.A) Small diameterB) UnmyelinatedC) Large diameterD) Myelinated
What will be an ideal response?