|
|
The human body's pharmacokinetics are quite varied. Our hair holds onto drugs longer than our urine, blood, or saliva. For example, alcohol can be detected in the hair for up to 90 days after it was consumed. The same is true for marijuana, cocaine, ecstasy, heroin, methamphetamine, and nicotine.
The average adult has about 21 square feet of skin.
One way to reduce acid reflux is to lose two or three pounds. Most people lose weight in the belly area first when they increase exercise, meaning that heartburn can be reduced quickly by this method.
According to research, pregnant women tend to eat more if carrying a baby boy. Male fetuses may secrete a chemical that stimulates their mothers to step up her energy intake.
Adult head lice are gray, about ? inch long, and often have a tiny dot on their backs. A female can lay between 50 and 150 eggs within the several weeks that she is alive. They feed on human blood.
![Tubal ligation. To minimize the size of the incisions necessary, laparoscopic surgery may be used to](https://biology-forums.com/gallery/47/medium_14755_16_10_12_12_29_17_94482387.jpeg)
![Use a vacuum or fuel line hose over the spark plug to install it without danger of cross-threading ...](https://biology-forums.com/gallery/29/medium_548020_30_05_17_4_15_49_29678918.png)
![With all vacuum lines and the intake tube removed, the valve cover can be removed after removing all ...](https://biology-forums.com/gallery/29/medium_548020_30_05_17_4_38_39_297421654.png)