Is a potentially serious sleep disorder. It causes breathing to repeatedly stop and start during sleep.
Pneumothorax is most likely to be the diagnosis.
Answer: These are the "villi" ; which are "finger-like" projections that increase the surface area for absorption of nutrients.
Furthermore, there are "microvilli " attached to these "villi" , which further increase the surface area for better absorption of nutrients.
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Answer:
Vitamin B1.
Explanation:
Vitamin B1 reduces the risk of cataracts.