Oesophagus

OESOPHAGUS

  • The structure of oesophagus is very important character for identification of spp.
  • It is a strongly muscular organ with triradiate lumen. The lumen is covered with thick cuticular lining and has 3 glands, secreting digestive enzymes.
  • At the posterior end of oesophagus a bulbar swelling may occur in some specices and it is known as ‘Oesophageal bulb’ which contains valvlar apparatus.
Last modified: Saturday, 24 September 2011, 4:44 AM