The heart is a muscular organ in most animals, which pumps blood through the blood vessels of the circulatory system. The pumped blood carries oxygen and nutrients to the body, while carrying metabolic waste such as carbon dioxide to the lungs.
Answer:
To give a demonstration of (something, such as a product or procedure), to show how (something) works, is prepared, or is done.
Explanation:
According to AROUSAL approaches to motivation, each person strives to maintain a certain level of stimulation and activity.
Fallopian tubes - a pair of tubes where eggs travel from the ovaries to the uterus
The egg is dropped and travels down the tube, if the woman has sex and sperm attached, the egg stays in the uterus and grows a baby, if the woman doesn’t receive sperm, she gets her period. The egg is something a woman has by the time she is born. When she has sex and sperm gets attached, what I said above happens. The sperm is what comes from a man during ejaculation, and fertilizes the egg.
The heart would be considered a muscle that works automatically. It is not told to start or stop.
