Nutrition 12 nutrient digestion

Home > Preview

The flashcards below were created by user Ghoelix on FreezingBlue Flashcards.

  1. Where are carbohydrates digested and absorbed?
    Mouth - amylase breaks down some starch.

    Stomach - no digestion.

    SI - Pancreatic amylase breaks down starch into sugars.

    Absorption occurs in SI.
  2. Where are lipids digested and absorbed?
    Mouth - Amylase melts fats.

    Stomach - Gastric lipase breaks down fat into smaller bits of fat.

    SI - Lipases ( from pancreas and SI ) break down triclycerides into monoglycerides , glycerol, and fatty acids.

    Absorption happens in SI, small fatty acids go to vascular system, larger fatty acids go to lymphatic system.
  3. Where are proteins digested and absorbed?
    Mouth - no digestion.

    Stomach - Gastric juices denature proteins and turns pepsinogen into pepsin which breaks large polypeptides into smaller polypeptides.

    SI - Proteases break down small polypeptides into tripeptides and amino acids, peptidases break down tripeptides and dipeptides into amino acids.

    Absorption occurs in SI.

Card Set Information

Nutrition 12 nutrient digestion
2012-02-21 02:35:51
Nutrition 12 nutrient digestion

Nutrition 12 nutrient digestion
Show Answers:

Home > Flashcards > Print Preview