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

Things to do during a cyclone, (a) For any individual : ...

(a) For any individual : · We should check house, doors and windows and have them repaired whenever necessary. · We shou

Theory of embryology - regulative theory, REGUL A TIV E THEORY It...

REGUL A TIV E THEORY It was propounded by Hens Driesch. He performed experiments on the eggs of sea urchin similar to the experiments performed by Roux. He observed

What is the crystallization of a virus, Q. What is the crystallization of a...

Q. What is the crystallization of a virus? What is the significance of this process? Crystallization is the procedure of transformation of viral components into organized solid

Evaluating the wound assessment , I will send any further instructions to y...

I will send any further instructions to you. The ist part of the assessment (1-7) that evaluates the chart i have done but it needs to be looked at to see if content okay & gram

Why are additives used in foods?, Normal 0 false false fal...

Normal 0 false false false EN-US X-NONE X-NONE MicrosoftInternetExplorer4

Explain the indirect methods of microbial estimation, Explain the Indirect ...

Explain the Indirect Methods of Microbial Estimation? Indirect methods, i.e., methods other than those counting the microbial cells can also be used for quantitation purpose. T

Respiration, Cutaneous respiration in frogs and toads

Cutaneous respiration in frogs and toads

How do the repairing enzymes of the genetic system act, How do the repairin...

How do the repairing enzymes of the genetic system act? There are enzymes within the cells that detect errors or alterations in DNA molecules and start a repair of those errors

Define tips that should be followed before an event start, Define Tips that...

Define Tips that should be followed before an event Start? Before the event, following tips should be followed: As the glycogen stores may be used up during night, a h

Nervous system control of blood pressure, Q. Nervous System control of bloo...

Q. Nervous System control of blood pressure? Most nervous controls are achieved via involuntary reflex arcs involving pressoreceptors, the vasomotor centers of the medulla, and

Write Your Message!

Name

Email id

Message

Verfication Code

User Account

All Pages