How are mammographies disadvantageous?
A. They have a low success rate and are incapable of detecting small tumors.
B. They involve exposure to radiation, which increases the risk of cancer.
C. They cannot detect cysts and fibroadenoma.
D. They can detect cancer only in its advanced stages
B. They involve exposure to radiation, which increases the risk of cancer.
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Although no definitive guidelines are available for the treatment of Sphingomonas paucimobilis infections, which antibiotic appears to have potential activity against this organism?
a. Penicillin b. Ttrimethoprim-sulfamethoxazole combi-nation c. Amoxicillin and Flagyl d. Isoniazid and Imipenem
EPZ, GDP, GNP, OPEC and MVA are all measures of economic development
Indicate whether this statement is true or false.
What is the first step in the major events of the inflammatory process?
A. Injury and mast cells releasing chemical mediators B. Activation of complement C. Scar formation and/or resolution D. Vascular reactions E. Formation of pus and edema
Hemoglobin in the embryo consists of
A) two epsilon chains and two zeta chains. B) two gamma chains and two alpha chains. C) two gamma chains and two beta chains. D) one alpha chain, one beta chain, one epsilon chain, and one gamma chain.