Digestive system - liver, Biology

LIVER (HEPAR) -

  1. Largest gland of body. Weighing 1.6 kg. Form 1/40 of the body weight. Bio-chemical laboratory.
  2. Bussiest part in whole river of life. Dark reddish brown in colour.
  3. Situated on right side attaches to posterior concavity of diaphragm by a fold of peritonium i.e. Falciparum ligament.
  4. Bile juice is synthesized and secreted by cholerosis.
  5. It is made up of 4 lobes- right lobe, left lobe, quadrate & caudata lobe. (In rabbit 5 lobes).
  6. On right central lobe gall bladder is situated. Gall bladder stores bile juice.
  7. Its basal part is fundus. Its duct is cystic duct.
  8. Gall bladder is absent in rodent, cetacean & parissodactyla.
  9. Stone in gall bladder is cholycystosis due to more concentration of cholesterol which causes crystalization.
  10. Each lobe is made up of numerous lobules. Structure of each lobule is similar.
  11. It is surrounded by Glisson's capsule.
  12. Lobule is made up hepatic cells which form radially arranged hepatic cords.
  13. Between two hepatic cords blood sinuoids present.
  14. On periphery Kupffer's cells present, phagocytic in nature.
  15. On each corner of lobule portal traid present in which hepatic artery interlobular vein (part of hepatic portal sy.) & bile duct present. In hepatic cell conaliculli present.
  16. All canaliculi open into Hering's canal which form bile duct.
  17. Hepatic artery and inter labular vein supply blood to liver.
  18. Blood is collected from lobule by large central singel intralobular vein.

2411_liver.png

Posted Date: 10/1/2012 7:42:50 AM | Location : United States







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

Write discussion on Digestive system - liver
Your posts are moderated
Related Questions
Post-operative Care   The goals of care during post-operative period include:  Prevent the baby from sucking and crying to avoid tension on suture line.  Give proper p

GER M PLASM THEORY - It was proposed by Weismann. According to it, two types of cells are formed during embryonic development viz - Germ cell & Somatic cell. The germ ce

What are the positions of actin and myosin molecules in the sarcomere before and during the muscle contraction? Schematically actin filaments attached perpendicularly to both s

For an individual having a genotype formed of two different alleles that condition different varieties of the same phenotypical trait, upon what will the phenotypical feature actua

What is the significance of the epiglottis in human body? What happens to the glycogen concentration in the liver cells when the level of adrenaline enhances in the blood strea


Pulmonary Autograft and Ross Procedure :  Sir Donald Ross in 1967 introduced the concept of using patient's own pulmonary valve (autograft) for aortic valve replacement and a pul

Baculovirus is widely used for expressing recombinant proteins. Structural of baculovirus is a rod-shaped nucleocapsid containing genomic DNA. The baculovirus Autographa California

Q. As per the Watson - Crick Model how many polynucleotide chains does a DNA molecule have? The DNA molecule is formed by two polynucleotide chains bound in antiparallel mode (

Q. Explain about Steatorrhoea? Steatorrhoea is a symptom of the disorders of fat metabolism and malabsorption syndrome and can be defined as n condition of foul-smelling bulky