CHAPTER 41 ANIMAL NUTRITION. LEPTIN = apetite suppressor (hormone produced by fat cells). The four main stages of food processing are ingestion, digestion, absorption, and elimination. Why Eat?. C 6 H 12 O 6 + 6O 2 -> 6 CO 2 + 6 H 2 O + Energy (ATP + heat). ATP (Cell Respiration).
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CHAPTER 41 ANIMAL NUTRITION
LEPTIN = apetite suppressor (hormone produced by fat cells)
The four main stages of food processing are ingestion, digestion, absorption, and elimination
C6H12O6 + 6O2 -> 6CO2 + 6H2O + Energy (ATP + heat)
ATP (Cell Respiration)
CO2, other simple compoundsWhy Eat?
BIOSYNTHESIS = ANABOLIC PATHWAY
Biosynthesis = Making of New Proteins, Carbohydrates, Fats, Nucleic Acids needed by the body using the energy and raw material derived from food
Protein Deficiency - Kwashiorkar
Mahatma Gandhi once said, "Where ever flaxseeds become a regular food item among the people, there will be better health".
• Mouth: Seconds • Esophagus: Seconds • Stomach: 2-6 hours • Small Intestine: 5-6 hrs.• Large Intestine: 12- 24 Hours
TOTAL = 19 – 36 hrs!!
Fig. 41.13 through your digestive system?
Epiglottitis through your digestive system?
Fig. 41.14 through your digestive system?
Pyloric Sphincter-prevents back flow of food! through your digestive system?
Active transport –glucose, amino acid, vitamins
Passive transport - fructose
Fig. 41.12 absorption of nutrients into lymph/blood - see notes in powerpoint slide for details
(1) associated with diet