NEET MDS Shorts
61285
Dental Materials
In orthodontics, wires with a low load deflection rate are typically preferred for areas requiring large tooth movements because they provide a more constant force as the tooth moves and the appliance is deactivated. This constant force is beneficial for controlling the rate of tooth movement.
89400
Periodontics
88633
Microbiology
There are some enzymes that cause protein to coagulate rather than to produce simpler compund These are known as lab enzymes Wenmycin is an antibiotic that is derived from the
bacterium Streptomyces wenyangensis. It belongs to the class of
compounds known as macrolide antibiotics, which are
characterized by their large lactone ring structure. Wenmycin has been studied
for its antimicrobial properties, particularly against certain types of
bacteria.
1. Coagulase:
2. Proteolytic Enzymes:
65010
Dental Materials
79333
ProsthodonticsThe path of placement of an RPD is influenced by various factors such as guiding planes, which dictate the direction of insertion and removal; retentive areas, which provide the necessary grip for the denture; and interferences, which can hinder the proper seating of the denture. All these factors are important to ensure a stable and functional RPD that is comfortable for the patient.
97361
Oral Medicine
Brain tumors are the most common cause of increased intracranial pressure in adults.
30411
INI CET
The hypothalamus is the primary integration center for the autonomic nervous system, coordinating sympathetic and parasympathetic activities to maintain homeostasis.
25004
General MedicineSerum glutamic oxaloacetic transaminase (SGOT/AST) is increased in myocardial infarction. AST is released from damaged myocardial cells and peaks 24-48 hours after MI. While not specific to heart, it was historically used for MI diagnosis before troponins became available.
94732
INI CET
Acetaminophen primarily acts centrally as an analgesic without significant peripheral COX inhibition or impact on prostaglandins, so it doesn't alter bone deposition/remodeling. Ibuprofen, Aspirin, and Dexamethasone all interfere with the bone remodeling process. Ibuprofen (an NSAID) inhibits cyclooxygenase (COX) enzymes, reducing prostaglandin E2 production, which slows osteoclast activity and tooth movement (supported by studies like those in American Journal of Orthodontics and Dentofacial Orthopedics, e.g., 2010 review showing NSAIDs delay movement by 30-50%). Aspirin (another NSAID) similarly inhibits COX, decreasing prostaglandins and impairing bone remodeling, as evidenced by clinical trials (e.g., Angle Orthodontist 2006 study demonstrating reduced tooth movement). Dexamethasone (a corticosteroid) suppresses osteoblast and osteoclast function via glucocorticoid receptors, inhibiting bone formation and remodeling (confirmed by research in Journal of Dental Research, e.g., 2015 studies showing steroids impair orthodontic response).
80267
Public Health Dentistry
The generally accepted "certainly lethal dose" range for 70 kg adults, i.e.,
from 5 to 10 g of sodium fluoride or from 32 to 64 mg fluoride/kg The concept of a "probably toxic dose" (PTD) is advanced. The PTD, 5.0 mg
F/kg, is defined as the dose of ingested fluoride that should trigger immediate
therapeutic intervention and hospitalization because of the likelihood of
serious toxic consequences.