Absorption of nutrients

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Across
  1. 3. Which vitamins are fat-soluble and require micelle formation for absorption?
  2. 4. Name the active transport mechanism that allows glucose to enter the epithelial cells with sodium.
  3. 5. How do villi and microvilli enhance absorption in the small intestine?
  4. 9. Describe the function of the Na⁺/K⁺ exchange pump in maintaining absorption gradients.
  5. 10. - What is the primary mechanism for water absorption in the small intestine?
  6. 11. Which process allows absorption of solid particles by engulfing them into the cell?
  7. 13. What are lacteals and how are they involved in lipid absorption?
  8. 15. Why is protein absorption by endocytosis more efficient in infants than in adults?
  9. 16. Water soluble aggregates that combined with bile salts among fatty acid are know as?
  10. 17. Where in the digestive tract is most iron absorbed and in what form is it transported in blood?
  11. 18. Differentiate between passive and active transport in the context of nutrient absorption.
Down
  1. 1. After glucose is co-transported with Na⁺ into enterocytes, how does it enter the blood?
  2. 2. Which fatty acids bypass chylomicron packaging and directly enter blood capillaries?
  3. 6. What major ions are absorbed by Na⁺/K⁺ ATPase pumps in intestinal cells?
  4. 7. Explain how chylomicrons are formed and transported into the lymph.
  5. 8. Which vitamin requires an intrinsic factor for absorption, and where in the intestine is it absorbed?
  6. 11. What transporter is responsible for the uptake of dipeptides and tripeptides into enterocytes?
  7. 12. Name the specific transporter involved in fructose absorption.
  8. 14. What protein in colostrum allows transfer of passive immunity to newborns?