Cranial nerves: These are so called because they emerge through the foramina or fissures in the cranium and are covered by tubular sheaths derived from the cranial meninges. The cranial nerves are bundles or sensory (or) motor fibers that inervate muscles (or) glands, carry impulses from sensory receptors, (or) show a combination of both motor […]
Intresting Dental Quotes
1) The best and cheapest dentistry is when the right thing is done extremely well the first time and it lasts for a long time. 2) (good one) Dentist: a prestidigitator who, putting metal into your mouth, pulls coin out of your pocket. 3) Even pearls are dark before the whiteness of his teeth. 4) […]
Differences between male skull and female skull
Differences between male and female skull are very important in forensics to determine the sex of the skull which has been recovered. From our ancestors, the differences in the skulls of males and females have been similar in obtaining different characteristics, which will be explained in the post below. The most obvious difference is the […]
Muscles of mastication – Origin, Insertion, Function, Nerve and Blood supply
The muscles which are required for mastication or chewing are known as the muscles of mastication. These muscles help mainly in the movement of the mandible and not the maxilla as maxilla is an integral part of the skull and the mandible being the only movable bone in the skull. The muscles help in moving […]
Mastication
Definition of Mastication: Rhythmic opposition & separation of jaws with the involvement of teeth, lips, cheeks & tongue for chewing of food in order to prepare it for swallowing & digestion. In simple terms we can describe it as “Grinding of Food into smaller particles to help is easier digestion with the help of teeth, […]
Theories of pain transmission through Dentin
In order to explain the way pain is transmitted to dentin many scientists proposed many theories of pain transmission through dentin to the pulp where the nerves are largely crowded. Pain in general is defined by International Association for the study of Pain (IASP) as – “An unpleasant sensory and emotional experience associated with actual […]
Theories Of Mineralization
Mineralization is a Process taking place in all the calcified structures in the body like the bone & enamel. It is defined as the deposition of the mineral salts in and around the organic matrix to make it a calcified structure. The mineralization process is based on 2 mechanisms: Booster Mechanism Seeding mechanism And it […]
Eruption Timing / Sequence of Permanent teeth
Permanent teeth consist of 32 teeth, they completely erupt by the age of 18-25. The first in the sequence to erupt being the Lower 1st Molar (6-7 yrs) and the last to erupt is the 3rd Molar(18-21 yrs). The anterior teeth or the incisors mainly the mandibular erupt lingually to that of the deciduous, and […]
Eruption timing / sequence of Primary or Decidious teeth
At about the age of 6-8 months there is a start in the eruption of the primary dentition through the alveolar gingiva. The first anterior teeth can be seen around the 6th to 8th month after birth, and the first posterior tooth can be seen at around 16 months. There are 20 primary or milk […]
Eruption
Eruption is defined as the continuous tooth movement from the stage of the dental bud to the occlusal contact. In our life time we get 2 sets of teeth the Primary dentition and the permanent dentition. First the primary dentition are seen, which on dislodgement give space for the permanent teeth to erupt. In teh […]
Dental Instruments used in Ist year of BDS
The instruments used in 1st year of dentistry are mostly the technical instruments and some of the clinical instruments. In 1st year Dentistry we mostly learn the work done by technicians and learn about their work practically, so we use the instruments used by them which are non clinical. The instruments used are: 1) Macintosh sheet: […]
Salivary Glands – Types and Functions
Salivary Glands: These are the secretory glands or the Exocrine Glands which secrete a multi functional fluid known as Saliva. Saliva which is a combination of many substances with varied functions is a slightly viscous fluid which is composed of many substances which are produced and secreted into the oral cavity by different salivary glands […]
Human skull
Skull: It is defined as the Skeleton of the head. It is also called as cranium All the bones in the skull are joined immovably by joints known as sutures, But with an exception the mandible which is joined by the movable Temporomandibular joint(TMJ) Skull is divided into 2 main parts: 1) Brain box/calvaria– upper […]
Dental Histology
In Dental Histology as you can see from the name we deal with –Dental: about the tooth and its surrounding structures –Histology: study of the microscopic structures like the cells and fibers in the tooth structure So in dental histology we deal with the microscopic study of the structures of the tooth and the structures in […]