Practice Quiz

Lactation Consultant

Category - Infections

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Human milk and colostrum contain:
  1. Lactase.
  2. Interferon.
  3. Inhibitory IgA.
  4. Secretory IgA.
Explanation
Answer: D - Human milk and colostrum contain secretory IgA, an antibody. It also contains other elements that impair and inhibit the growth of bacteria and viruses. Some of these human milk constituents are lactobacillus bifidus, lactoferrin, transferring, lysoenzymes, and lactoperoxidase.
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