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Did you know?
There are more bacteria in your mouth than there are people in the world.
Did you know?
The liver is the only organ that has the ability to regenerate itself after certain types of damage. As much as 25% of the liver can be removed, and it will still regenerate back to its original shape and size. However, the liver cannot regenerate after severe damage caused by alcohol.
Did you know?
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.
Did you know?
Medication errors are more common among seriously ill patients than with those with minor conditions.
Did you know?
Vaccines prevent between 2.5 and 4 million deaths every year.
![Subcutaneous drug administration: (d) the needle is removed and the puncture site is covered with an](https://biology-forums.com/gallery/47/medium_46687_08_12_14_5_01_53_19533653.jpeg)
![Multiple-dose drug administration: drug A and drug B are administered every 12 hours; drug B reaches](https://biology-forums.com/gallery/47/medium_46687_12_12_14_7_07_22_19567430.jpeg)