nutrient assimilation final slides

nutrient assimilation final slides - Final Nutrient...

Info iconThis preview shows pages 1–6. Sign up to view the full content.

View Full Document Right Arrow Icon
Final Nutrient Assimilation Slides - 4/9/08
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Nutrition in Animals • 2 major problems – Heterotrophic – food has very high molecular complexity – Huge energy demands – food must be blocks as quickly as possible • Requires complex organ systems for nutrient assimilation
Background image of page 2
Stages of Nutrient Assimilation • Ingestion • Reduction (= digestion) – Mechanical – Chemical • Absorption • Elimination
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Stages of Nutrient Assimilation • Intracellular digestion – 4 stages of nutrient assimilation present • Ingestion • Reduction • Absorption • Elimination – Inadequate for large active animals www.mie.utoronto.ca
Background image of page 4
Stages of Nutrient Assimilation • Extracellular digestion – Hydrolytic enzymes secreted into lumen of gut • Typical pattern in eumetazoans – Foregut – ingestion, preliminary preliminary digestion – Hindgut – alkaline secretions, digestion & absorption
Background image of page 5

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Image of page 6
This is the end of the preview. Sign up to access the rest of the document.

Page1 / 11

nutrient assimilation final slides - Final Nutrient...

This preview shows document pages 1 - 6. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online