The natural age-related loss of bone mass is called
A) osteogenesis imperfecta.
B) osteoporosis.
C) osteomalacia.
D) osteodysplasia.
E) osteopenia.
E
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The antibody primarily active in allergic responses and the activation of basophils is ________.
A. IgE B. IgD C. IgM D. IgA
A physician is reviewing the chart of a patient with multiple medical issues. She is convinced it is due to the hypersecretion of a particular endocrine gland. Which of the following will she need to know to verify the diagnosis?
A. Target tissues and mechanism of action on the target tissues B. Normal blood levels of the hormone C. Gland secreting the particular hormone D. All of the choices are correct.
Some drugs for treating acne include peroxides that increases ‘peeling' or shedding of skin. This drugs' side effects include drying of the skin, redness, rashes, bleaching and possible loss of hair in areas in contact
Do peroxides have an effect on the sebum-production? A. Yes, the effect is on the dermis and the sebaceous glands are located there. B. No, the effect is on the dermis and the sebaceous glands are located there. C. No, the effect is on the epidermis and the sebaceous glands are located there. D. Yes, the effect is on the epidermis and the sebaceous glands are located there.
Once the embryonic mass has 12 or more cells, it is called a
A. morula. B. gastrula. C. blastula. D. blastocyst. E. trophoblast.