Digestive system - buccal cavity, Biology

Assignment Help:

BUCCAL CAVITY -

  1. Situated between upper & lower jaw. It is lined by stratified squamous epithelium.
  2. Separated from nasal chamber by palate. Palate forms roof of buccal cavity.
  3. Palate is modification of premexilla, maxilla and palatine bones.
  4. Anterior palate is hard palate due to palatine ridges or rugae.
  5. Posterior palate is soft palate without rugae, in the end it forms UVULA or Velum peleti.
  6. Uvula is made up of connetive tissue & muscles.
  7. Close to velum peleti in pharyangeal wall 6 tonsils present.
  8. Tonsils are made up of lymphoid tissue, commonly known as guard of body.
  9. Tonsils are arranged in the form of a ring. The ring of tonsils is called Waldeyer's ring.
  10. The tonsils present in man are - nasopharyngeal tonsils, tubal tonsils, paltine tonsils and lingual tonsils.

Related Discussions:- Digestive system - buccal cavity

How is respiration performed by the larva of amphibians, Q. How is respirat...

Q. How is respiration performed by the larva of amphibians? The larva of amphibians has exclusively branchial respiration this is one of the reasons why it depends on water to

Explain herbicide tolerant crops in evolutionary way, Explain Herbicide to...

Explain Herbicide tolerant crops in Evolutionary way Increased use of herbicide can result in increase in development of weed resistance to that herbicide either through

How to determines the actual availability of nutrients, How to determines t...

How to determines the actual availability of nutrients The amount of a particular nutrient determined analytically does not necessarily represent what is available but is merel

Indirect routes of disease transmission, Question 1: Define Survey. Lis...

Question 1: Define Survey. List out advantages of surveys. Brief up different survey methods Definition of survey. Advantages of surveys Different survey methods

Geographic speciation, In almost all animal groups, the mode of speciation ...

In almost all animal groups, the mode of speciation is geographic speciation. It is essential that a population which is a prospective new species is geographically isolated from t

Determine the two different alleles, What is meant by saying that in relati...

What is meant by saying that in relation to a given trait conditioned by a gene with two different alleles the gametes are always "pure"? To say that gametes are pure means tha

Illustrate mitral stenosis and pregnancy, Q. Illustrate Mitral Stenosis and...

Q. Illustrate Mitral Stenosis and Pregnancy ? Since mitral stenosis is often seen in young women, it is not uncommon to see young women with pregnancy complicated by mitral ste

Define function of the iron uptake by cells, Define Function of the Iron Up...

Define Function of the Iron Uptake by Cells? Iron has several vital functions in the body. It serves as a carrier of oxygen to the tissues from the lungs by red blood cell haem

Define the axon of a neuron, Consider an axon of a neuron. At time=t1, its ...

Consider an axon of a neuron. At time=t1, its voltage is at threshold for an action potential; at time=t2, its voltage is at 0 millivolts prior to the peak of that action potential

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