THE author took this structure as an illustration in reply to those who are not yet satisfied that structures exist which are useless to the animal body containing them. Referring first to the case of ...
The small and large intestines are a vital part of the human digestive system. The length of the small intestine is roughly 9–16 feet (ft), while the large intestine is shorter, measuring around 5 ft ...
Chinese Medical Journals Publishing House Co., Ltd. The small intestine is not only essential for digestion and nutrient absorption but also for immune regulation and maintaining a balanced microbial ...
The US humorist Christopher Morley once described the human body as “an ingenious assembly of portable plumbing”. He wasn’t wrong: from our cardiovascular and lymphatic systems to our guts and urinary ...