science

Cards (11)

  • The Human Digestive System
    Digestive system is the system of orgas responsible for getting food into and organs the out of the body and for making use of food to keep the body healthy.
  • Explanation of ​ ingestion, absorption, assimilation, and excretion
  • Digestive System
    • Physical Digestion is the mechanical breakdown of food into smaller particles
    • Chemical Digestion is the breakdown of the complex molecules, such as proteins, starch, and fats contained in the food, into simple, soluble molecules
  • Human Digestive System
    • Feeding/Ingestion- the intake of food into the body
    • Digestion- mechanical and chemical breakdown of food into smaller components that are more easily absorbed into a bloodstream
    • Peristalsis- rhythmic, wave-like contractions of the wall of the gut
    • Gastric Juice- is a dilute hydrochloric acid and the enzymes pepsin, an active enzymes secreted by the chief cells of the gastric glands
    • Chyme- the semifluid mass of partly digested food expelled by the stomach
    • Bile a bitter, alkaline, yellow or greenish liquid, secreted by the liver, that aids in absorption and digestion, especially of fats
    • emulsification breaking up of large fat particles into smaller ones
    • Egestion/defecation or bowel movement- process of removing undigested matter from the body
  • Summarization. Function of each organ of the digestive system
    • Assimilation is the process of transport and use of absorbed nutrients
  • Types of Body System