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Preksha Dhyana :
(1) Salts and Minerals
Calcium, Potassium, Sodium, Iron, Phosphorus,
Iodine. (ii) Vitamins
(a) Soluble in fats
(b) Soluble in water (ili) Water
Out of these, absorption of vitamins generally takes place in small intestine, while salts and water are absorbed in large intestine. What remains of the food after assimilation then passes into the large intestine, where the final stage of the digestive process takes place. 5. Large Intestine or Colon
Next to the small intestine comes the large intestine or bowel. It is much wider--- 6 to 8 cms. in diameter-but
LARGE INTESTINE
Neo caecal valve
Faeces
Rectal mucosa
shorter-only about 2 meteres in length. First it passes upwards, and is called “ascending colon'. It bends when it reaches the bottom of the liver and remains horizontal upto the spleen. This is known as transverse colon. It, then, bends downwards and is called 'descending colon'. Its last part is in the pelvic cavity and is called the rectum, which is about 25 cms. long, and is rich in muscular tissues. Finally it ends at the external opening, the anus. The obvious differences from the small intestine are : larger diameter, a
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