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  1. Carbs, proteins and lipids important to make
    ATP
  2. Good diet gives 3 things
    Chemical energy needed, break down organic building blocks, essential nutrient (body cannot synthesize)
  3. What is essential?
    Essential fatty acids, amino acids, minerals and vitamins. WE CANT MAKE THEM.
  4. Many plant proteins are
    Incomplete
  5. There are ____ essential vitamins.
    13. They are water soluble and excreted in urine.

    • Vitamin A deficiency is leading cause of
    • Blindness
  6. Improper or no folic acid during gestation results in
    Neural tube defects
  7. Minerals are INORGANIC and required in ____ amounts.
    Small. Iron, iodine, sodium, sulfur, calcium
  8. Food processing steps
    Ingestion> digestion> absorption > elimination
  9. Mechanical digestion are carried out by
    Teeth and stomach (churning)
  10. Different kind of feeders
    Fluid, filter feeding, substrate feeding, bulk (humans)
  11. When organism is ON what its feeeding on
    Substrate feeding
  12. Esophagus and stomach
    Foregut
  13. Small intestine
    Midgut
  14. Large intestine and anus/cloaca
    Hindgut
  15. Food is pushed along digestive track via
    Peristalsis
  16. Ball of food is called
    Bolus
  17. _______- breaks down starch and glycogen during chewing
    Salivary amylase
  18. Trachea is supported by
    Cartilage
  19. What keeps food from being inhaled in trachea?
    Epiglottis
  20. Stomach is NOT essential for digestion
  21. Gastric juice + food =
    Chyme
  22. Two stomach sphincters
    Lower esophageal, pyloric
  23. Parietal cells produce
    Hydrochloric acid. Stomach acid.
  24. 3 parts of small intestine
    Duodenum, jejunum, ileum.
  25. Hormone important for hunger and satiety
    Leptin (telling stomach you're full);
  26. Hormone immprtant to increase hunger
    Ghrelin
  27. ____ have shorter digestive track
    Carnivores
  28. Stores bile
    Gallbladder
  29. Largest organ in the body
    Liver
  30. Produces bile and breaks down toxins
    Liver
  31. Secretes digestive enzymes into duodenum; neutralizes chyme
    Pancreas
  32. Other pancreatic enzymes
    Lipases, amylases, proteases
  33. Acts as a filter system
    Liver
  34. Helps ferment feces
    Cecum.
  35. Processes of food digestion regulated by
    Enteric nervous system

Card Set Information

Author:
Anonymous
ID:
222794
Filename:
39.txt
Updated:
2013-06-07 09:21:04
Tags:
39 principles life
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Description:
ch39 principles of life.
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