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Author Question: The subjects of family-center meetings may depend upon what topics families want to discuss. a. ... (Read 40 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).
Approximately 500,000 babies are born each year in the United States to teenage mothers.
There are approximately 3 million unintended pregnancies in the United States each year.
On average, the stomach produces 2 L of hydrochloric acid per day.
There are more nerve cells in one human brain than there are stars in the Milky Way.