NEET MDS Shorts
13509
ProsthodonticsIncorporation of peripheral seal in an impression is necessary to obtain functionally moulded periphery.
85307
OrthodonticsSupervision of a child's dentition is critical during all developmental stages, but the 7-10 years age range, which is the mixed dentition stage, is a particularly important time for monitoring. This is because it is the period when both primary (baby) and permanent (adult) teeth are present in the mouth. During this stage, children are at risk for various dental problems such as crowding, malocclusion, and the loss of primary teeth that can affect the eruption of permanent teeth.
43925
State PSC PYQAn irreversible index measures conditions that will not change over time, such as dental caries (decayed, missing, filled teeth).A reversible index measures conditions that can change or be reversed, such as the presence of plaque or gingivitis.The score for an irreversible index remains constant on subsequent examinations because the condition being measured is permanent.
62707
Oral Pathology
Myxoma is the most aggressive tumor among the options listed. It is a rare,
benign, but locally aggressive neoplasm that can occur in various anatomic
locations, particularly in the heart and skin. Myxomas are known for their
ability to invade surrounding tissue and cause significant damage to the organ
in which they are found.
Here is a brief description of each tumor type:
1) Myxoma: As mentioned earlier, these are rare but locally
aggressive tumors that can invade and destroy surrounding tissues. They are
typically soft and gelatinous in consistency. When myxomas occur in the heart,
they can obstruct blood flow and cause severe complications.
2) Cementoblastoma: This is a rare, benign tumor that arises
from the periodontal ligament cells that are responsible for producing cementum,
which is the bone-like tissue that anchors teeth in the jaw. Cementoblastomas
are generally slow-growing and less aggressive compared to myxomas.
3) Ameloblastic fibroma: This is a benign, non-invasive tumor
that occurs in the jaw, typically in younger patients. It is composed of both
odontogenic epithelial cells and mesenchymal cells, which are involved in tooth
development. These tumors can cause expansion of the bone but are not as
aggressive as myxomas.
4) Ameloblastic fibro-odontoma: This is a mixed odontogenic
tumor, which means it is composed of both dental epithelial and mesenchymal
cells. It is usually benign and presents as a slowly growing, painless swelling
in the jaw. While it can cause bone expansion, it is less aggressive and
typically does not invade surrounding tissues like a myxoma.
99602
ProsthodonticsIn making a final impression for a complete denture, the most important area of the impression is the junction of hard and soft palate of maxilla and distolingual area of mandible.
18460
Physiology
Answer: 4) Decreasing heart rate and promoting gastrointestinal activity
Explanation: The parasympathetic nervous system is responsible for the "rest and digest" functions. It slows the heart rate, constricts pupils, and stimulates digestive processes such as increased salivation, gastric acid secretion, and gastrointestinal motility.
51691
NEETMDS
Uhthoff's phenomenon (or sign) is the temporary worsening of neurological symptoms in multiple sclerosis (MS) due to an increase in body temperature.
37568
General Medicine
The combination of fever, chills, and right iliac fossa pain with a pelvic mass and leukocytosis is most indicative of a tubo-ovarian abscess. This condition is often a complication of pelvic inflammatory disease, which can be caused by a variety of bacterial pathogens including sexually transmitted infections.
37925
Conservative DentistryFailure of a cast to seat properly on the cast during the restoration process can be due to various factors such as distortion during fabrication or changes in the cast material. To overcome this, the cast can be scraped with a sharp instrument to remove any excess material that may be preventing proper seating. Washing the casting with HCI (hydrochloric acid) may help to clean and smooth the surface, but it is not a common practice for this specific purpose. Forcefully positioning the casting can cause damage to the cast and is not recommended. If the discrepancy is more than 0.3 mm, it is generally advised to discard the cast and make a new one to ensure a precise and accurate fit.
30682
ProsthodonticsLateral throat form occupied by retromylohyoid flange in lower denture should be large, one-half inch.