NEET MDS Shorts
10946
NEETMDSThe standard pitch of a Hyrax screw (a type of palatal expander screw) is 0.8 mm. This pitch determines the amount of expansion achieved with each turn of the screw.
16266
General Medicine
While hepatitis B and C are both common causes of chronic hepatitis, hepatitis B is the most frequently encountered cause due to its high prevalence worldwide and its ability to persist in the body for long periods.
97795
Oral PathologyProthrombin time (PT) is a measure of the blood's clotting ability. In dentistry, a PT level of 20% below normal is often considered a threshold for increased risk of bleeding during surgical procedures such as tooth extraction. At this level, the patient may be at risk for prolonged bleeding or hemorrhage. Dentists typically assess a patient's coagulation status before performing invasive procedures, especially if the patient has a known bleeding disorder or is on medications that affect clotting.
69269
Oral SurgeryThe first sensation to be lost following administration of local anaesthetic is pain.
72127
General MedicineKaussmaul's breathing is due to the presence of H+ ions
91036
Conservative DentistryExplanation: In a conventional Class III amalgam cavity preparation, the axial wall should be straight and parallel to the long axis of the tooth. This design ensures that the restoration has adequate resistance form and is less likely to dislodge under occlusal forces. The wall being deeper incisally than gingivally helps to maintain the integrity of the tooth structure and provides a stable base for the amalgam restoration.
25889
Oral Medicine
Long-term inhaled corticosteroid therapy is commonly used in COPD management to reduce inflammation and exacerbations. Common side effects include oral thrush, pneumonia due to immunocompromise, and osteoporosis due to steroid-induced bone loss. Tachycardia is not a typical side effect of inhaled corticosteroids.
91253
Physiology
The cholinergic system, which is part of the parasympathetic nervous system, stimulates the parietal cells in the stomach to release hydrochloric acid (HCL) through the activation of muscarinic M1 receptors. This is crucial for the digestion of food and the maintenance of gastric pH.
38980
Oral PathologyMigraine is basically vascular in origin, involving vasodilation and inflammation of cranial blood vessels, particularly the trigeminal vascular system. The pathophysiology involves changes in cerebral blood flow and release of vasoactive substances. MPDS is muscular, glossopharyngeal neuralgia is neurologic, and glossodynia is often idiopathic or related to local factors rather than vascular.
28931
Dental Materials
Class I (dental stone) has a longer setting time than impression plaster but is stronger and more dimensionally stable, making it suitable for fabricating models.