False
crancious
Histamines.
These chemicals are called CYTOKINES.
Chemicals released by neurons are called neurotransmitters
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the pituitary gland
neurotransmitters
Nicotine is a stimulant. The other chemicals are basically pollution, so they do make you feel pretty crappy. Cigarettes are also addictive. The feelings you get from smoking are not related to the chemicals which cause depression, but they do stimulate some of the same areas in the brain.
Alcohol and other drugs can stimulate, inhibit or halt the release of chemicals that help the brain to function normally. It depends on the method of taking the drug as to how quickly it affects the body.
White blood cells, or leukocytes, divide through a process called mitosis. In mitosis, the cellโs DNA replicates, and then the cell divides into two identical daughter cells. This allows white blood cells to replenish their numbers and help maintain a healthy immune system.
A neurotransmitter is released by neurons in order to signal other neurons, muscles, or glands.neurotransmittersneurotransmitters
The herb contains two potentially dangerous alkaloids called harman and harmaline. In large amounts, these chemicals may stimulate the tissue of the uterus.