A. menstruation
menstruation happens because each month the body releases an egg. Hence why when youre pregnant you dont experience menstruation, because the egg is fertilized so will not be released
Answer:
Even though the symptoms of the stimulants and depressants are quite opposite, the causes of these symptoms are completely unrelated. A stimulant could cause one area of the brain to release a chemical and a depressant could affect a completely different area of the brain. They don't have to counteract each other.
Explanation:
When separated from the rest of the blood, plasma is a light yellow liquid. Plasma carries water, salts and enzymes. The main role of plasma is to take nutrients, hormones, and proteins to the parts of the body that need it. Cells also put their waste products into the plasma.
hope that helps
Rollerblading would increase his cardiorespiratory health