Digestive system - pancreas, Biology

Assignment Help:

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.

Related Discussions:- Digestive system - pancreas

Describe the typical composition of a virus, The human immune system has de...

The human immune system has developed diverse, coordinated methods of resisting and destroying viruses. a.  Describe the typical composition of a virus. Why are viruses not clas

Explain 1st type of hypersensitivity, It is IgE mediated hypersensitivity. ...

It is IgE mediated hypersensitivity. Typical manifestations contain asthma, food allergies, eczema, hay fever etc.

Nutrition, definition of dietary factors. or what are dietary factors?

definition of dietary factors. or what are dietary factors?

Illustrate artificial active immunization, Q. What are artificial active im...

Q. What are artificial active immunization and natural active immunization? Natural active immunization is that in which a previous natural infection induces the primary immune

Orthopedics, 1. List alternative therapies for musculoskeletal problems. ...

1. List alternative therapies for musculoskeletal problems. 2. What is a xyrospasm? What is the Greek derivative of the word? 3. Name and describe the three types of varus con

Explain atrial pressure, Q. Explain Atrial Pressure? The RA pressure wa...

Q. Explain Atrial Pressure? The RA pressure wave form has three positive deflections - "a", "c", and "v" waves. The "a" wave is due to atrial systole and follows the P-wave on

Deficency diseases and metabolic disorders, Deficency Diseases and Metaboli...

Deficency Diseases and Metabolic Disorders Nutrients required for life sustenance are grouped into 6 basic classes, viz. water, carbohydrates, proteins, fats, minerals and vita

Pollutants, These are solid, liquid or gaseous substance present in the atm...

These are solid, liquid or gaseous substance present in the atmosphere in such concentrations, as may be or tend to be injurious to human beings or other living creatures, plants a

Does rna molecule have two polynucleotide chains like dna, Does RNA molecul...

Does RNA molecule have two polynucleotide chains like DNA? Only DNA has two polynucleotide chains. RNA is produced by just one polynucleotide chain. Nucleic Acid Review - Im

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd