Digestive system - salivary glands, Biology

Assignment Help:

SALIVARY GLAND -

These are compound - Alveolar, tubular glands made up of columnar / cuboidal epithelium.

Saliva is manufactured in them.

In mammals these are paired and are of following types -

(i) Parotid gland

Situated below pinnae. Swallon gland is mumps. Flat and yellow coloured.

It's secretion come by Stenson's duct after last pre molar.

(ii) Sub lingual -

Narrow elongated, situated below tongue. Open near franulum by Rivinus ducts. In rat, mole & shrew absent.

(iii) Sub maxillary -

Situated at the joint of both jaws. It opens after lower incissor by Wartson's duct. Absent in rabbit.

(iv) Infra orbital -

Zygomatic. Situated below eye orbit. Round in shape. Absent in man.

252_glands in mouth.png


Related Discussions:- Digestive system - salivary glands

Amoeboid protozoan, Amoeboid Protozoan Amoeboid protozoan are distingu...

Amoeboid Protozoan Amoeboid protozoan are distinguished by the presence of flowing extensions of their body known as pseudopodia. These are used for feeding and locomotion. Th

Simple squamous epithelium - stratified squamous epithelium, Q. How differe...

Q. How different is the simple squamous epithelium from the stratified squamous epithelium? Where can these epithelia are found in the human body? The simple squamous epitheliu

What is physiologically corrected transposition of arteries, What is Physio...

What is Physiologically corrected transposition of arteries? Physiologically corrected Transposition of the great arteries (ZTGA): Atrio- ventricular connections are also inapp

Explain hepatitis b, Hepatitis B  Vaccination against hepatitis B (Enger...

Hepatitis B  Vaccination against hepatitis B (Engerix-B - GlaxoSmithKline; Recombivax HB - Merck) is now a routine pediatric immunization in the US. It is recommended for previo

Define evolution of food processing, Define Evolution of food processing? ...

Define Evolution of food processing? 8000 - 7000 BC. Mankind first began farming, growing crops and raising animals for food instead of hunting and gathering for food.

List the exact sizes of the fragments of digests, (1)  The 7,893 bp plasmid...

(1)  The 7,893 bp plasmid shown below was digested with a series of restriction enzymes (P = PstI, B = BamHI, S = SalI, X = XbaI). Answer the questions below.  a) Indicate

Formation of aqueous humour, Formation of Aqueous  Humour It  is  unive...

Formation of Aqueous  Humour It  is  universally accepted that the aqueous  is  produced  by  the  ciliary processes. Although a great deal of  research has been done on the fo

Explain changes in feeding behaviour of infants, Explain Changes in feeding...

Explain Changes in feeding behaviour of infants? On maturation of neuro-muscular system, the body is able to coordinate sucking, swallowing and breathing. Till about three mont

Zoology, Classification of the Phylum Protozoa up to orders

Classification of the Phylum Protozoa up to orders

Duodenum participating in extracellular digestion, Q. Besides the liver whi...

Q. Besides the liver which is the other adnexal gland of the digestive system that releases substances in the duodenum participating in extracellular digestion? The other adnex

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