Dentine Dentine is somewhat elastic, yellowish, and mineralized avascular tissue supports the enamel and encloses the pulp chamber. Composition of dentine- 60% Inorganic appetite 40% Fibrillar protein collagen or 70% apatite 20% collagen 10% of water The formation of dentine is known as dentinogenesis. Odontoblasts cells produce dentine. The function of dentine is to support and protect the enamel from enamel fracture and masticatory forces. It also protects the pulp from other harmful microbial and other harmful stimuli. Types of dentine- 1. Predentine. 2. Secondary dentine. 3. Tertiary dentine. It is harder than bone and softer than enamel consists of apatite crystals. If dentine gets exposed it can cause sensitivity due to cold, heat, acidic or sticky substance reaches inside the tooth causing pain. Sensitivity can cause Sceviour pain and other disease, heart problems. This problem of sensitivity can be healed by brushing with fluoride-containing toothpaste twice a day....
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let's learn something about pulp...
Tooth Soft Tissue, Pulp First of all what are the parts of a tooth? Parts of the tooth are- 1. Enamel 2. Dentin 3. Cementum 4. Pulp 5. Alveolar bone Socket 6. Root Today we will learn about pulp... The pulp is a vascular mesenchymal connective tissue that occupies a cavity in the center of the tooth within rigid dentinal walls. There are two types of pulp organ- 1. Coronal Pulp 2. Radicular Pulp Each person contains a total of 52 pulp organ in his whole life 20 in deciduous and 32 in permanent dentition. The total volume of pulp in permanent dentition is 0.38cc Cells present in pulp connective tissue are- Odontoblast Fibroblast Defence cells Coronal Pulp It is the part of the pulp that remains in the crown part of the tooth. There are six surfaces of coronal pulp- Occlusal or pulpal. Lingual or palatal. Buccal. Floor or sub pulpal. Mesial. Distal. Pulp horns present below the cusps extend into the cusp of the crown. The number of horns is the same as...

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