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Author Question: Hydrochloric acid (HCl) is produced by the chief cells in the stomach. Indicate whether the ... (Read 50 times) |
The average human gut is home to perhaps 500 to 1,000 different species of bacteria.
Egg cells are about the size of a grain of sand. They are formed inside of a female's ovaries before she is even born.
Never take aspirin without food because it is likely to irritate your stomach. Never give aspirin to children under age 12. Overdoses of aspirin have the potential to cause deafness.
On average, someone in the United States has a stroke about every 40 seconds. This is about 795,000 people per year.
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).