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

Lumpy skin disease, L u mp y skin disease The disease, reported from...

L u mp y skin disease The disease, reported from Sudan in 1970 and Egypt in 1988, is caused by a member of the Capripox virus. It affects cattle and is restricted to African

Osteogenesis - production of bone on soft tissue, Osteogenesis: Production ...

Osteogenesis: Production of Bone on Soft Tissue Now that we know the players in bone adaptation, we will look at the ways in which bone may be created and modified. There are t

Explain about the microcolony deft, Explain about the Microcolony DEFT? ...

Explain about the Microcolony DEFT? It allows determination of viable cells. Food homogenate is filtered through a DEFT membrane and then placed on the surface of appropriate c

Describe the phylum echinodermata in details, Describe the Phylum Echinoder...

Describe the Phylum Echinodermata in details? The Phylum Echinodermata takes its name from two words of Greek origin: "echino," ; which means "prickle" or "spine," and "derma,"

Microbiology of air, Ask question #i need the complete table having the nam...

Ask question #i need the complete table having the names of the diseases their causative agents and their control,caused by air-borne pathogens?

Selection of foods for diabetic patients, Q. Selection of foods for diabeti...

Q. Selection of foods for diabetic patients? Some handy guidelines for selection of foods for diabetic patients is presented next. You may be aware that some foods need to be

Zoonoses disease-vaccinia-like disease, Vaccinia-like disease Smallpox caus...

Vaccinia-like disease Smallpox caused by variola virus (VARV) has successfully been eradicated in the last quarter of the 20th century. However, vaccinia like viruses (VLVs) , viz.

Define the bioavailability of riboflavin, Define the Bioavailability of Rib...

Define the Bioavailability of Riboflavin? Riboflavin availability is sodium-dependent. Prolonged contact of dietary riboflavin with the absorptive surface of the intestinal muc

Explain the nasopalatine nerve and vessels, Nasopalatine nerve and vessels ...

Nasopalatine nerve and vessels Found in the nasopalatine canal, must be taken care off when placing implants in the maxillary incisor region. Subperiosteal implant placement o

Human diseases caused by bacteria, Q. What are some human diseases caused b...

Q. What are some human diseases caused by bacteria and what are their respective modes of transmission? The major human bacterial infections transmitted by respiratory secretio

Write Your Message!

Name

Email id

Message

Verfication Code

User Account

All Pages