NEET MDS Shorts
16287
Pedodontics
•In two ways the overall pattern of growth of the mandible can be represented .It will depend on the frame of reference if both are correct. The chin moves downward and forward if the cranium is the reference area.
On the other hand, it becomes apparent that the principal sites of growth of the mandible are the posterior surface of the ramus and the condylar and coronoid processes if data from vital staining experiments are examined. Along the anterior part of the mandible there is little change
• The chin is almost inactive as a growth site. As the actual growth occurs at the mandibular condyle and along the posterior surface of the ramus it is translated downward and forward. By periosteal apposition of bone on its posterior surface the body of the mandible grows longer , at the condyle accompanied by surface remodeling while the ramus grows higher by endochondral replacement
• Conceptually,wiht is correct to view the mandible as being translated downward and forward,though at the same time it increases in size by growing upward and backward. As the bone moves downward the translation occurs largely. As the bone moves downward and forward along with the soft tissues in which it is embedded the translation occurs largely
64145
State PSC PYQThe technique records stress-bearing areas in functional form, non-stress-bearing areas in anatomic form, and helps obtain maximum peripheral extension. Recording non-stress-bearing areas in functional form is NOT one of its objectives.
86341
Oral SurgeryMaxillary first premolar is the most difficult to extract in the maxillary arch due to its bifurcated roots (buccal and palatal). The roots often diverge significantly, and the buccal root may have a sharp apical curve. This anatomy makes it prone to root fracture during extraction.
57252
Dental Materials
The purpose of a thermal insulating base is to protect the pulp from temperature changes during the placement of a restoration.
73010
Periodontics2% fluoride is one of the most commonly used desensitizing agents in dentistry. It works by strengthening enamel and reducing the permeability of dentin, which helps alleviate sensitivity in teeth. Fluoride treatments are widely used in clinical practice to manage dentinal hypersensitivity effectively.
10421
Oral SurgeryScrub technique refers to the method of scrubbing the operator's hands and forearms before donning gown and gloves. This is essential for maintaining a sterile environment and reducing the risk of surgical site infections.
96530
Physiology
Gastric chyme, which is the mixture of food and gastric juice, is highly acidic due to the presence of hydrochloric acid secreted by parietal cells. The pH typically ranges from 1.0 to 2.0 when it enters the duodenum. This acidity helps to denature proteins and provides the optimal environment for pepsin activity. Once in the duodenum, the chyme is neutralized by the secretion of bicarbonate from the pancreas and bile from the liver.
76604
PedodonticsGracey curette No. 11-12 is used for posterior teeth mesial.
55211
General PathologyC3 is the complement component that can be activated in both the classical and alternative pathways of the complement system.
41364
Oral PathologyDyskeratosis refers to abnormal keratinization of epithelial cells and is often associated with precancerous lesions. It indicates a disruption in normal cell maturation and can be a sign of potential malignancy. The other options may also be associated with various conditions but are not specifically indicative of precancerous changes.