NEET MDS Shorts
99190
General Medicine
Adrenaline (epinephrine) is a sympathomimetic agent that causes bronchodilatation. It is used to relieve bronchospasm in anaphylactic shock reactions.
Histamine, kinins and prostaglandins, such as prostaglandin E2, are inflammatory mediators. In response to allergic stimuli, inflammatory mediators may cause bronchoconstrictions.
Guaifenesin is an expectorant preparation that increases bronchial secretions to promote the expulsion of the mucus coughed up.
16490
NEETMDS
Myasthenia Gravis is an autoimmune disease where the body develops antibodies to its own acetylcholine receptors and destroys them. While acetylcholine release is normal, the lack of receptors causes slow, weak muscular contraction and quick fatigue.
13951
PharmacologyChlortetracycline acts by interfering with protein synthesis on bacterial but not mammalian ribosomes
35532
Pharmacology
Ethosuximide is the drug of choice for treatment of absence seizures. Other drugs used in the management of absence seizures are valproic acid, lamotrigine and clonazepam.
63063
Oral PathologyMyositis ossificans generalisata (fibrodysplasia ossificans progressiva) causes progressive ossification of muscles, tendons, and ligaments, leading to a "petrified" or stone-like condition where the patient becomes immobilized. This rare genetic disorder progressively restricts movement as soft tissues calcify. Dystrophic myotonia, dermatomyositis, and proliferative myositis do not cause this petrification process.
86302
INI CET
In orthodontic mechanics, there is a 1:1 ratio; for every 1mm of incisor retraction, 1mm of space is required in the arch.
39707
RadiologyWhen film is exposed to light during the development process, it results in overexposure, leading to a dark appearance on the developed film. This is due to the silver halide crystals being activated by light, which causes them to darken when developed.
95561
EndodonticsPerforations that occur in the furcation area of multi-rooted teeth have the poorest prognosis due to the complexity of the anatomy and the difficulty in achieving adequate sealing and healing. Furcation involvement often leads to periodontal issues and complicates treatment options, making it more challenging to maintain the tooth.
47159
NEETMDS
Microporosity occurs when the solidification process is so rapid that gas bubbles do not have enough time to escape the solidifying metal.
47730
Oral PathologyIn idiopathic thrombocytopenic purpura, increased bleeding time is observed.