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

What are the reproductive novelties, Q Do beings of the class Reptilia have...

Q Do beings of the class Reptilia have indirect or direct development? In beings of the class Reptilia the embryonic development is direct. So there is no larval stage. Q.

Cells, Cell theory exception

Cell theory exception

Fatty acids, F A TT Y ACIDS They are monocarboxylic organic acids...

F A TT Y ACIDS They are monocarboxylic organic acids (R.COOH) having a hydrocarbon chain of 4 - 30 carbon atoms. The polar carboxylic group is hydrophilic (Gk. hydro

Describe the phylum chordata in animal kingdom, Describe the Phylum Chordat...

Describe the Phylum Chordata in animal kingdom? This is the other group of animals along with the Echinodermata whose anus develops prior to the mouth's development in the embr

Define functional role of sugars in food, Define Functional Role of Sugars ...

Define Functional Role of Sugars in Food? From the consumer's point of view, sugars are basically related with sweetness. Sweetness is essentially a physiological sensation. Th

What is starch , Starch exists in plants as insoluble starch granules in c...

Starch exists in plants as insoluble starch granules in chloroplasts.  Each starch granule   holds   a   combination   of   two   polysaccharide    forms, amylopectin and amylose.

Foliose lichen stage - xerarch, Foliose Lichen Stage - Xerarch As ment...

Foliose Lichen Stage - Xerarch As mentioned earlier, the weathering of the rocks and the decaying of the crustose lichens results in the formation of soil on the otherwise bar

Needle and sharp instrument safety, Needlestick/sharp instrument injuries a...

Needlestick/sharp instrument injuries are of major concern to health care workers. All of the significant exposures reported in the academic year 2003/04 in our Faculty, were injur

Why protein requirements of athletes get increased, Why Protein requirement...

Why Protein requirements of athletes get increased? Protein requirements of athletes, particularly those engaged in strength and power events, may be increased above those of s

How does temperature affect the action of enzymes, How does temperature aff...

How does temperature affect the action of enzymes upon their substrates? There are explained temperature ranges under which enzymes operate and there is a specific temperature

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