Alimentary Canal of Man or Digestive Tract: The human alimentary canal is a coiled and muscular tube about 9 meters long of varying diameters that possesses glandular epithelium. It opens anteriorly by means of mouth and terminates by another opening the anus. The various parts of the digestive tract or alimentary canal are the mouth, vestibule, oral or buccal cavity, oesophagus, stomach, small intestine, large intestine and anus. Mouth: The mouth is a transverse slit-like aperture which is bounded by two soft movable lips- upper lip and lower lip. The lips are covered with the skin on the outer side … Continue reading Alimentary Canal of Man