NEET MDS Shorts
51263
Physiology
Answer: 4) Mobilizing energy and preparing the body for immediate action
Explanation: The sympathetic nervous system is activated during the fight-or-flight response to mobilize energy and prepare the body for immediate action. It does this by increasing heart rate, dilating pupils, and diverting blood flow to muscles and the brain, among other effects.
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PedodonticsSpheroiding is a method for correcting occlusal supracontacts that restores buccolingual width.
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Oral SurgeryMultiple myeloma is a type of cancer that affects plasma cells in the bone marrow. The standard treatment typically involves a combination of therapies, as it is a systemic disease not treatable with localized surgery alone. Chemotherapy, often combined with radiotherapy (especially for localized bone lesions), is the treatment of choice.
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General MicrobiologyCopro antibodies are antibodies found in feces These are typically IgA antibodies that are produced in response to infections in the gastrointestinal tract, including typhoid fever. They can be detected in stool samples and are used in diagnostic tests.
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Physiology
Theophylline is a methylxanthine derivative that acts as a phosphodiesterase inhibitor, leading to increased intracellular cyclic AMP (cAMP) levels. This can stimulate various cellular processes, including smooth muscle relaxation and bronchodilation in the respiratory system. It also enhances insulin secretion.
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Oral PathologyExplanation: A compound odontoma is a type of odontogenic tumor that consists of multiple small tooth-like structures (denticles) and resembles the anatomy of normal teeth. In contrast, a complex odontoma has a more disorganized structure and does not resemble normal teeth.
70201
Orthodontics
SOLUTION The reason is found in the concept of "dental compensation for skeletal discrepancy. This can occur naturally as well as being created by orthodontic camouflage treatment. In mandibular prognathism, for instance, as the individual grows the upper incisors tend to protrude while the lower incisors incline lingually. By the time growth is completed, the dental discrepancy usually is smaller than the jaw discrepancy. Tooth position has compensated at least partially for the jaw discrepancy.
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Oral and Maxillofacial Surgery
The goal of bone removal during the extraction of an impacted molar
is to expose enough of the tooth to allow for proper grasping with forceps and
to reduce the risk of fracturing the tooth or surrounding structures. It is
typically not necessary to remove bone up to the furcation or half the roots
unless there are specific pathological reasons to do so.
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EndodonticsPulpectomy involves the complete removal of the pulp from the root canals, followed by cleaning, shaping, and filling the canals with a suitable material.
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ProsthodonticsShrink-free ceramic (Cerestore) contains organic silicone which gets converted to silica during processing. This transformation occurs without dimensional change, eliminating shrinkage typically associated with ceramic processing. The organic silicone matrix provides shape stability during the conversion process, resulting in precise fit and minimal distortion.