Q: What exactly are urban legends? A: Urban legends are popular stories alleged to be true and passed from individual to individual via oral or written (e.g. forwarded email) communication.: What exactly are urban legends? A: Urban legends are popular stories alleged to be true and passed from individual to individual via oral or written (e.g. forwarded email) communication.
When a person gets injured, their brains release chemicals called opioids into the space between neurons that acts to dull the pain signals. The effect is seen the most in the brain regions called the ventral striatum, amygdala, midline thalamus, and periaqueductal gray.
it is made up of glands that release their products into the blood stream What do products of the endocrine system do? The products deliver messages throughout the body. Chemicals released in one part of the body that travel through the blood affect the activities of cells in other parts of the body are called Hormones How hormones affect the activities of other cells?