University of Idaho foodTOX - Food Toxicology the study of Toxic Substances in the Environment
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Lecture 6 - Absorption of Toxicants

Learning Objectives

  1. Describe the ways in which toxicants interact with cells.
  2. Recognize how the molecular characteristics of toxicants affect entrance into a cell.
  3. Explain human anatomy as related to integumentary, respiratory, and digestive systems.
  4. Summarize routes of toxicant absorption.

Advance Reading

  1. Shibamoto, pp 7-11
  2. Hughes, pp 45-577
  3. NLM Toxicology Tutor Absorption

Suggested Reading

Lecture Materials

Lecture - Podcast
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Lecture - Real Player Lecture - Slides

Lecture Activities

Keywords

  1. Absorption
  2. Active transport
  3. Adenosine triphosphate (atp)
  4. Alveolar region
  5. Cell membrane
  6. Concentration gradient
  7. Digestive system
  8. Endocytosis
  9. Epithelial cells
  10. Epithelium
  11. Exocytosis
  12. Facilitated diffusion
  13. Hydrophilic
  14. Hydrophobic
  15. Integumentary system
  16. Lipid soluble
  17. Lipophilic
  18. Minute volume respiration (mvr)
 
  1. Mucociliary escalator
  2. Nasopharyngeal region
  3. Nonpolar
  4. Occluding cell junctions
  5. Overton’s rules
  6. Partition coefficient
  7. Percutaneous
  8. Phagocytosis
  9. Phospholipid
  10. Phospholipid bilayer
  11. Pinocytosis
  12. Pneumocytes
  13. Poiseuille’s Law
  14. Polar molecules
  15. Repiratory system
  16. Semipermeable membrane
  17. Simple diffusion
  18. Tracheobronchial region

 

Question or Comment? E-mail foodtox@uidaho.edu
 
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