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

Botany, what is affinites of gymnosperm

what is affinites of gymnosperm

In which phase mother exchanges substances to fetus, Exchange of oxygen, nu...

Exchange of oxygen, nutrients, carbon dioxide and waste products from mother to fetus takes place through diffusion across the: a) Chorionic villi (pron: core-e-on-ick villi)

Radiation sterilization, introduction of an assignment about radiation ster...

introduction of an assignment about radiation sterilization

Valve separate the right ventricle from the pulmonary artery, Q. What is th...

Q. What is the valve that separates the right ventricle from the pulmonary artery? Why is that valve important? The pulmonary valve is important to prevent blood from the pulmo

How are lipids classified, Regarding solubility, how are lipids classified?...

Regarding solubility, how are lipids classified? Fats and oils are hydrophobic molecules, i.e., they are non polar and insoluble in water. Lipids in general are molecules with

Biota of oceans - ecosystem, Biota of Oceans - Ecosystem Life in the s...

Biota of Oceans - Ecosystem Life in the sea is not particularly abundant, though the diversity of organisms is very high. Almost every major group of animals and every major g

Points to keep in mind for diabetes counsellor, Counselling involves a proc...

Counselling involves a process, the aim of which is to help others to help themselves by making better choices and becoming better choosers of options. The counsellor's repertoire

What are the main biological functions of water, Q. What are the main biolo...

Q. What are the main biological functions of water? Water is the basic solvent for chemical reactions of living beings; it is the main means of substance transportation in the

Explain how a person can be dead, A person is declared to be dead upon the ...

A person is declared to be dead upon the irreversible cessation of spontaneous body functions; brain activity, or blood circulation and respiration. However, only about 1% of a per

Can a chemical reaction the free energy change to mol, In a chemical reacti...

In a chemical reaction the free energy change (/\Go') is -40 jk/mol and the entropy factor T/\S is 15 kj/mol. the enthalpy change /\H for the reaction is a. 25 kj/mol b.-25 k

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