NEET MDS Shorts
23563
ProsthodonticsWhen dealing with short clinical crowns in RPD abutment teeth, restoring the teeth with full crowns can provide additional retentive surfaces and support for the clasp. This can be particularly useful when the available undercuts are limited, thereby enhancing the overall stability and retention of the prosthesis.
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PhysiologyCholecystokinin is a hormone secreted by the mucosa of the upper intestine in response to the presence of food, particularly proteins and fats. One of its key functions is to stimulate the contraction of the gallbladder and relax the sphincter of Oddi, facilitating the release of bile and pancreatic enzymes into the duodenum to aid in digestion.
18486
Conservative DentistryExplanation: The lingual approach to the distal surface of a canine for Class III amalgam restoration is primarily related to aesthetics. This approach minimizes visibility of the restoration from the facial aspect, which is important for maintaining the natural appearance of the tooth. Aesthetic considerations are particularly significant in anterior teeth, where the visibility of restorations can impact the overall smile and facial aesthetics. While retention, outline form, and resistance are important factors in cavity preparation, the lingual approach is specifically chosen to enhance the aesthetic outcome.
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PhysiologyBicarbonate is primarily reabsorbed in the proximal convoluted tubule, where it plays a crucial role in maintaining acid-base balance in the body.
29733
General MedicineThe pacemaker of the heart is the SA (sinoatrial) node. Located in the right atrium, it generates spontaneous electrical impulses at 60-100 beats per minute, initiating each heartbeat. It has the highest intrinsic firing rate, making it the natural pacemaker.
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INI CET
Proximal facets are usually a result of normal physiologic wear (attrition) from proximal contact. In contrast, tooth mobility, widened PDL, and fremitus are classic signs of TFO.
22428
ProsthodonticsWhile primarily a muscle of mastication, its activation creates significant force against the buccinator, impacting the denture's stability and requiring specific relief (masseter groove) in the denture's posterior border.
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Oral PathologySickle cell anemia has a strong racial predilection, being most prevalent in people of African descent (8-10% carry the sickle trait). This is due to evolutionary selection pressure in malaria-endemic regions where the sickle trait provides protection against malaria. The condition is also found in Mediterranean, Middle Eastern, and Indian populations. Other blood dyscrasias listed do not have such pronounced racial predilections.
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PeriodonticsOstectomy procedures are indicated for reverse architecture bone defects.
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BiochemistryAcetylcholinesterase receptor opens an ion channel, undergoes irreversible conformational changes when exposed to carbamates , it is inactivated in myasthenia gravis