If the entire email fits in the subject, put it in the subject. If you think that's rude, it's not. If you insist that it's rude, put Thanks! in the body. If the email fits in the subject, it takes a click out of processing it, and raises the probability of a reply.
Saliva is a watery substance formed in the mouths of animals, secreted by the salivary glands. Human saliva comprises 98% water, plus electrolytes, mucus, white blood cells, epithelial cells, glycoproteins, enzymes, antimicrobial agents such as secretory IgA and lysozyme. The enzymes found in saliva are essential in beginning the process of digestion of dietary starches and fats. These enzymes also play a role in breaking down food particles entrapped within dental crevices, thus protecting teet
Saliva also has an enzyme that begins to break down starches in your food. Esophagus. After you swallow, peristalsis pushes the food down your esophagus into your stomach. Stomach. Glands in your stomach lining make stomach acid and enzymes that break down food. Muscles of your stomach mix the food with these digestive juices. Pancreas.