|
Author Question: Stimulation of a touch receptor opens ____ channels in the axon. a. choline b. potassium c. ... (Read 167 times) |
The U.S. Preventive Services Task Force recommends that all women age 65 years of age or older should be screened with bone densitometry.
Green tea is able to stop the scent of garlic or onion from causing bad breath.
Cocaine was isolated in 1860 and first used as a local anesthetic in 1884. Its first clinical use was by Sigmund Freud to wean a patient from morphine addiction. The fictional character Sherlock Holmes was supposed to be addicted to cocaine by injection.
Only 12 hours after an egg cell is fertilized by a sperm cell, the egg cell starts to divide. As it continues to divide, it moves along the fallopian tube toward the uterus at about 1 inch per day.
Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.