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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).
Pope Sylvester II tried to introduce Arabic numbers into Europe between the years 999 and 1003, but their use did not catch on for a few more centuries, and Roman numerals continued to be the primary number system.
Multiple sclerosis is a condition wherein the body's nervous system is weakened by an autoimmune reaction that attacks the myelin sheaths of neurons.
Amoebae are the simplest type of protozoans, and are characterized by a feeding and dividing trophozoite stage that moves by temporary extensions called pseudopodia or false feet.
Between 1999 and 2012, American adults with high total cholesterol decreased from 18.3% to 12.9%
![Ileal conduit; A, ureters implanted into ileal segment; B, closure of proximal end of ileal conduit.](https://biology-forums.com/gallery/47/medium_18099_24_10_12_3_58_46.jpeg)
![Effleurage to transition to lower leg-distal to proximal. Apply effleurage with moderate pressure to ...](https://biology-forums.com/gallery/33/medium_380798_23_08_17_1_04_33_330771152.jpeg)
![Direct thumb pressure along the tibialis anterior. Start at proximal end, moving about 1 inch at a ...](https://biology-forums.com/gallery/33/medium_380798_23_08_17_1_04_34_330802189.jpeg)