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

Free-radical addition reaction, Why is the reaction of ethane and chlorine ...

Why is the reaction of ethane and chlorine not a free-radical addition reaction? Because no free radicals are include in the reaction process only carbo cations and Cl- are evo

Describe the basic types of leukocytes, Q. What are the kinds of leukocytes...

Q. What are the kinds of leukocytes and how are they classified into granulocytes and agranulocytes? The kinds of lymphocytes are leukocytes, neutrophils, monocytes, basophils

Exterrral and internal environment, Exterrral and Internal Environment Le...

Exterrral and Internal Environment Let us try to understand the concept of environment with some examples. Can you identify the environment of a single carp fish in the pond? It

What is the inner life of the genome, For the article entitled "The inner l...

For the article entitled "The inner life of the genome" which of the following is true? A. Individual chromosomes occupy explained territories within the nucleus. B. The spe

Reproduction, when pollen tube enters the embryo-sac,it has;

when pollen tube enters the embryo-sac,it has;

Explain itraconazole, Explain Itraconazole It has a broader spectrum of...

Explain Itraconazole It has a broader spectrum of activity than fluconazole. It is active against a wide variety of fungi including Cryptococcus neoformans, Aspergillus spp., B

Wild type embryo, In Drosophila, the anterior determinant Bicoid is known t...

In Drosophila, the anterior determinant Bicoid is known to activate expression of the gene hunchback in the anterior half of the embryo.  (Bicoid is a transcription factor, which b

State the term- hue, State the term- Hue Hue  is the dominant spectral ...

State the term- Hue Hue  is the dominant spectral colour (rainbow) and is related to the wavelength of light. In Munsell system there are five principal hues; red (R), yellow (

Hpv vaccine, how does hpv vaccine affect the immune system?

how does hpv vaccine affect the immune system?

Define pectin, Pectin The word pectin is derived from a Greek word whic...

Pectin The word pectin is derived from a Greek word which means to "congeal or solidify". Pectin is an acidic structural polysaccharide, found in fruit and vegetables and mainl

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