Is there any bone in the body that does not connect with other bones?
The hyoid bone resides by itself in the throat and does not connect with other bones.
It supports the tongue and its muscles.
The small intestine, which is contained in the central and lower abdominal cavity, is 20 to 23 feet long. The large intestine is 5 feet long.
In a blind test of a new drug, the subject does not know if he or she is receiving the drug or a placebo, but the physician administering the test does know. In a double-blind test, neither the subject nor the physician knows.
A poll of 3,000 Americans yielded the following top five fears: 1. Speaking before a group. 41 percent 2. Heights. 32 percent 3. Insects and bugs. 22 percent 4. Financial problems. 22 percent 5. Deep water. 22 percent
Fingerprints provide traction for your fingers, helping you to grasp things.
A gamete is a mature, functional sex cell (i.e., an egg or sperm) that can unite with a gamete of the opposite sex. A zygote is what results when the two gametes fuse.
At least two people have been hit by a meteorite. In September 1954, Mrs. Hewlett Hodges of Sylacauga, Alabama, was hit by a meteorite as she napped in her living room. The rock from space weighed about 10 pounds. In the late 1930s, a Japanese girl was also hit by a small meteorite.