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Many of the drugs used by neuroscientists are derived from toxic plants and venomous animals (such as snakes, spiders, snails, and puffer fish).
Blood is approximately twice as thick as water because of the cells and other components found in it.
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.
Though Candida and Aspergillus species are the most common fungal pathogens causing invasive fungal disease in the immunocompromised, infections due to previously uncommon hyaline and dematiaceous filamentous fungi are occurring more often today. Rare fungal infections, once accurately diagnosed, may require surgical debridement, immunotherapy, and newer antifungals used singly or in combination with older antifungals, on a case-by-case basis.
About one in five American adults and teenagers have had a genital herpes infection—and most of them don't know it. People with genital herpes have at least twice the risk of becoming infected with HIV if exposed to it than those people who do not have genital herpes.
![Mobilize chest and shoulders with cat paw movement. Move your hands just superior to their position ...](https://biology-forums.com/gallery/33/medium_380798_23_08_17_5_30_10_33209302.jpeg)
![With your fingertips, using medium pressure, trace the colon over the abdomen. Move in clockwise ...](https://biology-forums.com/gallery/33/medium_380798_23_08_17_5_30_11_33215489.jpeg)
![Gently squeeze along the length of each toe. Move proximal to distal. Squeeze top and bottom first, ...](https://biology-forums.com/gallery/33/medium_380798_23_08_17_5_49_57_332662314.jpeg)