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Author Question: A sinuous ridge composed of sand and gravel is a(n) ________; it is a deposit made by streams ... (Read 37 times) |
Dogs have been used in studies to detect various cancers in human subjects. They have been trained to sniff breath samples from humans that were collected by having them breathe into special tubes. These people included 55 lung cancer patients, 31 breast cancer patients, and 83 cancer-free patients. The dogs detected 54 of the 55 lung cancer patients as having cancer, detected 28 of the 31 breast cancer patients, and gave only three false-positive results (detecting cancer in people who didn't have it).
When blood is exposed to air, it clots. Heparin allows the blood to come in direct contact with air without clotting.
Human stomach acid is strong enough to dissolve small pieces of metal such as razor blades or staples.
The first oral chemotherapy drug for colon cancer was approved by FDA in 2001.
When intravenous medications are involved in adverse drug events, their harmful effects may occur more rapidly, and be more severe than errors with oral medications. This is due to the direct administration into the bloodstream.