One drop can kill a grown man. When you take in small amounts at a time (for example in smoking), it becomes addicting. If you intake too much you will die.
No, the human body does not naturally produce nicotine.
No. However the body has nicotinic receptors in nerve cells- places where nicotine binds to cause it's psychoactive effects. These receptors are probably also activated by substances created by the body which have a structure very similar to nicotine- it's not as though we'd evolve to all have a very special receptor created for the sole purpose of responding to a drug!
The organ in the human body that does not produce hormones is the spleen.
Nicotine is found in tobacco plants as a poisonous alkaloid, most toxic in its pure state. In cigarettes, there is about 15 to 30 mgms of the allkaloid but the smoke contains less than 10 mgms and less than that is inhaled. While it is reported to be a relaxant, the human body has no use for nicotine.
so the human body can produce the 'air' and leave it so the body does fill up.
No
yes
It takes about 64 to 72 days for the human body to produce a single sperm cell.
Carbon dioxide, CO2 (Small twos') Water, H20
Nicotine is an extremely addictive drug. When smoking, nicotine enters the bloodstream and goes straight to the brain. The brain is the body system that nicotine effects
No, sweating in a sauna does not remove nicotine from your body. Nicotine is metabolized by the liver and excreted through urine. Sweat does not play a significant role in removing nicotine from the body.
The human body produces an average of about 100 watts of heat.