Going to the movies? A suspenseful film might suck you in-as does a large tub of popcorn. Moviegoers who were given large popcorn containers ate 45 percent more than those given medium containers, the Food & Brand Lab found. Not only that-researchers found this even happened when the popcorn was 10 days old. Big packages encourage overeating, even if the food is stale.
The main function of endocrine glands is to secrete hormones directly into the bloodstream. Hormones are chemical substances that affect the activity of another part of the body (target site).In essence, hormones serve as messengers, controlling and coordinating activities throughout the body.ltimately, hormones control the function of entire organs, affecting such diverse processes as growth and development, reproduction, and sexual characteristics. Hormones also influence the way the body uses and stores energy and control the volume of fluid and the levels of salts and sugar (glucose) in the blood.
Science Main Index. Glands are organs in the body that release hormones. Hormones are chemical messengers the help regulate bodily functions. In the digestive system, hormones regulate functions such as enzyme and gastric juice production used in the breakdown of fats, proteins, and carbohydrates.