DIGESTIVE GLANDS(basic information,its types &common diseases)
Digestive glands plays an important role in Disneyland produce chemical substances which are found in various organs the common secretions is saliva as we all know which is very helpful and beneficial in lubrication and also has digestive activity The Saliva secreted by the salivary glands which present outside the buccal cavity and pour their secretions in buccal cavity mouth is not only the organ in the digestive tract to have glands so basically the glands that secrete digestive juices which has role in digestion of food are term as digestive glands but there are many more glands which pour secretion in alimentary canal like salivary glands liver pancreas and intestinal gland
TYPES:-
1)salivary glands
There are 3 pair of salivary glands which produces saliva
a)parotids- it is the largest salivary gland and present near the cheeks
b)sub maxillary/sub mandibular- it is found at lower jaw and open through whartens duct
c)sub lingual- these are the smallest salivary glands and Found below the tongue and secrete its secretion through rivinus duct
2) liver:-
It is the largest gland of a body weightning about 1.2 to 1.5 kg in an adult human. It is situated just below the abdominal cavity below the diaphragm and it consists of two lobes ie right and left lobe. It contain hepatic cells which secretes bile which is transported to the gallbladder through a hepatic duct
Note:- the bile duct of liver and pancreatic duct of pancreas opens into duodem thtough the common hepatopancreatic duct which is guarded by a sprinter called the sphincter of oddi
3)Pancreas:-
It is a compound both exocrine and endocrine gland
Exocrine part secrete and alkaline pancreatic juice which contains various enzyme and endocrine part secrete hormone like insulin and glucagon
NOTE:-glissons capsule is characteristic feature of mammalian liver
COMMON DISEASES:-
1)Mumps-
It is a contagious disease caused by virus which spread through direct contact with other person through saliva nasal secretion. This condition affect the salivary glands most. The virus which caused this disease known as paramyxovirus. it occurs in the pubirty in males and some time it become more severe after the time being it effect the testies and cause infertility we can seen it by naked eyes swelling of the salivary glands
its treatment:- the primary treatment includes vaccine for mumps given to children’s or infants
2)aptyalism/xerostomia
This condition is caused when the amount of saliva decreases which result in bacterial infection
3ptyalim/siacorrhea
this condition is reverse of aptyalism
this condition occurs when the amount of saliva increases
4) hepatitis
This condition result with the inflammation of hepatocytes
Also read :- TONGUE : What is Tongue, Composition Of Tongue, Parts of Tongue, Diseases Related to Tongue