Digestive system - pharynx, Biology

Assignment Help:

PHARYNX -

Commom system between digestive system and respiratory system.

In it gullet and glottis present.Gullet leads to oesophagus. Glottis lead to trachea.

Wall of pharynx is muscular, it promotes swallowing.

Three parts are clear in pharynx.

(i) Naso pharynx - Towards nasal chamber. Attached to middle ear by Eustachain tube.

(ii) Oropharynx - 6 tonsils present, made up of lymphoid tissue, guard of body.

(iii) Laryngeo pharynx - Towards larynx.


Related Discussions:- Digestive system - pharynx

Plant physiology.., why does the removal of the extremity of coleoptile pro...

why does the removal of the extremity of coleoptile prohibit plant growth?

Swine-pox, Swine-pox Pigs of 2 months of age may be infected with vaccinia...

Swine-pox Pigs of 2 months of age may be infected with vaccinia either naturally or artificially and show pox lesions on the eyelids, snot, inside the thigh and undersurface of th

Protozoans - body form, Protozoans - Body Form The protozoan body is ...

Protozoans - Body Form The protozoan body is usually bound only by the cell membrane called plasmalemma. In some protozoans such as in ciliates the rigidity and the flexibili

Respiration, abnormal lung volumes and capacities

abnormal lung volumes and capacities

Osmotic stress, when microbial culture must be harvested after giving osmot...

when microbial culture must be harvested after giving osmotic stress to analyze osmotolerant genes?

Restriction endonuclease, Suppose the restriction endonuclease HindIII cuts...

Suppose the restriction endonuclease HindIII cuts a6.0 kb linear piece of DNA into two fragments; an 800 bp fragment and a 5200 bp fragment..... Question: Suppose restriction

What is the major biological function of ribosomes, Q Where in the cell can...

Q Where in the cell can ribosomes be found? What is the major biological function of ribosomes? Ribosomes can be found free in the cytoplasm, adhered to the external side of th

Explain about the glycemic index (gi), Explain about the Glycemic Index (GI...

Explain about the Glycemic Index (GI)? In the previous sections, we have studied that some carbohydrates are rapidly digested and absorbed, some are digested slowly while some

List the types of gellan gum, List the types of Gellan gum.   The three...

List the types of Gellan gum.   The three types of gellan gums are: High acetyl gellan (partially deacetylated) Low acetyl gellan (highly deacetylated) High cl

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