In mathematics, a coefficient is a multiplicative factor in some term of a polynomial, a series or any expression; it is usually a number, but may be any expression. In the latter case, the variables appearing in the coefficients are often called parameters, and must be clearly distinguished from the other variables. For example, in.
If the syncope is prolonged, it can trigger a seizure. You may suffer from a simple fainting spell due to anxiety, fear, pain, intense emotional stress, hunger, or use of alcohol or drugs. Most people who suffer from simple fainting have no underlying heart or neurological (nerve or brain) problem.
Answer Wiki. Feeling light-headed or passing out is caused by a drop in blood pressure. Blood pressure is maintained primarily by the the blood vessels of the body, which contain muscle fibers allowing them to constrict. The body's ability to control which blood vessels constrict allows the body to direct blood flow.