Digestive system - pancreas, Biology

PANCREAS

  • It is an elongated, leaf like, yellowish or orangish in colour. Lying partly behind stomach.
  • 16 cm long, 2.5 cm. wide & weight about 60 gms. It consists of head, body & tail.
  • Tail meets spleen.

1909_pancreas.png

  • It is Heterocrine gland, outer, part is exocrine (follicles) and inner part is endocrine
  • In exocrine part, pencreatic duct or duct of wirsbug present.
  • In endocrine part, islet of Langerhanse present. In islet of Langerhanse alpha cells and beta cells present.
  • Alpha cells secrete glucagone hormone to increase glucose level in blood.
  • Beta cells secrete insulin hormone to decrease glucose level in blood.
  • Due to defficiency of insulin diabetes malitus is caused.
Posted Date: 10/1/2012 7:45:50 AM | Location : United States







Related Discussions:- Digestive system - pancreas, Assignment Help, Ask Question on Digestive system - pancreas, Get Answer, Expert's Help, Digestive system - pancreas Discussions

Write discussion on Digestive system - pancreas
Your posts are moderated
Related Questions
What is the significance of Axial skeleton? The bones which make up skeleton of the main body axis of vertebrates. It comprise the cranium, vertebral column, and rib cages, How

Q. Prevention of Outbreak in salmonellosis? Prevention of Outbreak: The control of food borne salmonella infection requires the following: 1. Preventing food contamination

Describe Prostaglandin - Availability, Administration and Alternatives ? Prostaglandin El (available in India as Prostin VR, Pharmacia) is a very essential drug and should be a

Give detailed structure of gills,book lungs

DISORDER S OF FEMALE REPRODUCTIVE SYSTEM - (i)         Sterility (ii )     Menstrual irregularity - This may be amenorrhea (absence of M.C.) or excessive bleeding (

Overgrazing - Degradation of Ecosystem It refers to the condition when the grazing pressure on the vegetation is so intense that it does not recover. Ultimately, there is a lo

Kingdom Protista The protistans are a complex and diverse group of organisms that are placed together simply because they are all single celled eukaryotes but some form rather sp

Q. Does the hypophysis- ovaries endocrine axis work in the same way during pregnancy as in non-pregnant women? If pregnancy does not occur how does another menstrual cycle begin?

Exercise- Heat Production During physical activity heat production by exercise can to some extent substitute for heat generated by shivering. However, exercise also tends to

Define Hydroxybenzoic acid and Hydroxycinnamic acid? Hydroxybenzoic acid: e.g. ellagic and gallic acids, which are hydrolyzable tannins, present in berries and nuts. Hydroxy