Digestive system - buccal cavity, Biology

Assignment Help:

BUCCAL CAVITY -

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

Related Discussions:- Digestive system - buccal cavity

After the morula stage what is the next stage, Q. After the morula stage wh...

Q. After the morula stage what is the next stage? What is the morphological feature that defines this stage? In the blastula stage the compactness is lost and an internal cavit

Organization chart, ORGANIZATION CHART: Organization chart is one of ...

ORGANIZATION CHART: Organization chart is one of the visual which helps any visitor to get an understanding of an organization at a glance. Meaning of Organization Chart

Illustrate about the complex partial seizures, State about the Complex part...

State about the Complex partial seizures Complex partial seizures, another type of focal seizure, originate most commonly in the temporal lobe. Complex partial seizures are cha

What are the main constituents of the earth atmosphere, What are the main c...

What are the main constituents of the earth's atmosphere in our time? The present atmosphere of the earth is constituted mostly of molecular nitrogen (N2) and molecular oxygen

What is the parasite that causes toxoplasmosis, What is the parasite that c...

What is the parasite that causes toxoplasmosis? How is the disease transmitted and what are its typical manifestations? Toxoplasmosis is caused by the protozoan Toxoplasma gond

Transcription in eukaryotes, The Eukaryotic transcription is more difficult...

The Eukaryotic transcription is more difficult than prokaryotic transcription. For example, in eukaryotes the genetic material DNA and therefore transcription is basically localize

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

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

How does vitamin c act in the body, Q. How does vitamin C act in the body? ...

Q. How does vitamin C act in the body? What is the harm caused by insufficiency of vitamin C? Why was this deficiency also known as "sailors' disease"? Vitamin C, or ascorbic a

Atrial fibrillation or flutter, Q. Atrial Fibrillation or Flutter? Tran...

Q. Atrial Fibrillation or Flutter? Transient atrial fibrillation or flutter is seen frequently and can be associated with CAD, rheumatic heart disease, thyrotoxicosis, or myoc

Chromosome walking, Chromosome walking is the technique for cloning everyt...

Chromosome walking is the technique for cloning everything in genome around the known piece of DNA (the begning probe). You screen the genomic library for all the clones hybridizi

Write Your Message!

Name

Email id

Message

Verfication Code

User Account

All Pages