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

Angiosperm, What is morphological nature of angiosperm

What is morphological nature of angiosperm

Define body weight as a determinant of nutrient requirements, Define Body w...

Define Body weight as a determinant of nutrient requirements? Requirements are considered to be a function of body weight for individuals who are not overweight. However, for s

What is the nature of monosaccharides, What is the Nature of Monosaccharide...

What is the Nature of Monosaccharides? Monosaccharides are colourless, crystalline substances which are soluble in water but insoluble in non polar solvents. Monosaccharides ca

Nucleic acid hybridization, Nucleic acid thermodynamics is the learning of ...

Nucleic acid thermodynamics is the learning of how temperature affects the nucleic acid structure of dsDNA (double-stranded DNA). The melting temperature (Tm) is explained as the t

What are toxic effects of lectins or haemagglutinins, What are toxic effect...

What are toxic effects of lectins or haemagglutinins? Well, these can cause growth inhibition in animals and diarrhoea, nausea, bloating and vomiting in case of human beings. W

Describe ecosystem diversity, Q. Describe Ecosystem Diversity? Ecosyste...

Q. Describe Ecosystem Diversity? Ecosystem diversity means the variation between different types of ecosystems. Different species of animals, plants and micro-organisms interac

Define the g1 phase during their cell cycle, What would happen to a cell an...

What would happen to a cell and its offspring if the cells did not go by a G1 phase during their cell cycle? Describe Without a G1 growth phase, the cells would not grow to th

How do sponges try to protect themselves, Q. How do sponges try to protect ...

Q. How do sponges try to protect themselves against harm from the environment? Is that method rudimentary or efficient? Sponges can close their pores to avoid the entrance of w

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