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Digestion is the physiological process by which large molecules of food are broken down into smaller molecules to be absorbed and utilized by the body.Digestive system is formed of: Alimentary tract (GUT) or gastrointestinal tract (GIT), digestive glands. GIT MOTILITY includes: Peristaltic movement (peristalsis), Mixing (segmenting) movements andIndividual movements of GIT like Mastication (chewing), Swallowing (Deglutition). Secretory and digestive functions of GIT: Presence of food in GIT segments secretion of moderate to large quantities of digestive juices via: 1-Tactile or chemical...

Human physiology is the scientific study of the chemistry and physics of the structures of the body and how they work together to support the functions of life. Much of the study of physiology centers on the body's tendency toward homeostasis. An understanding of physiology is not only fundamental to any career in the health professions, but it can also benefit your health. Familiarity with the human body can help you make healthful choices and prompt you to take appropriate action when signs of illness arise. Your knowledge in this field will help you understand the basics of nutrition,...