NEET MDS Shorts
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OrthodonticsAn oral screen is designed to encourage nasal breathing by blocking oral airflow and redirecting it through the nose.
82221
Oral Medicine
According to the provided risk factor list for atherosclerosis, men are considered at increased risk for coronary heart disease starting at the age of 45 years.
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PhysiologyThe hypothalamus produces GnRH, which stimulates the anterior pituitary to release follicle-stimulating hormone (FSH) and luteinizing hormone (LH). FSH is essential for the maturation of spermatogonia into primary spermatocytes, while LH acts on Leydig cells to produce testosterone, which is critical for the later stages of spermatogenesis and sperm maturation.
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PedodonticsErosion and/or abrasion are not contraindications for root planing.
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Oral SurgeryLocal anaesthesia is ineffective in localized infection.
50256
Public Health DentistryAn expression of probability based on the ratio of the difference between two means, divided by the standard error of the difference, is known as the t value (or t-statistic). This value is used in hypothesis testing to determine if the means of two groups are significantly different.
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ProsthodonticsWidened periodontal ligament space is NOT a positive bone factor. It indicates pathology such as orthodontic movement, trauma, or periodontal disease. Positive bone factors include heavy cortical bone layer (provides strength), dense lamina dura (indicates healthy bone), and normal bone height (adequate support). Widened PDL space suggests compromised support.
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NEETMDSImmediate replantation of an avulsed permanent tooth provides the best prognosis for maintaining the vitality of the periodontal ligament (PDL) cells. The optimal time for replantation is within 5 minutes of the injury.
81389
ProsthodonticsIn a bilateral distal extension RPD, abutment teeth are crucial for the stability and support of the prosthesis. However, it is not ideal to have retention buccally on one side and lingually on the other side as this can lead to tipping and rotation of the denture during function, compromising its stability. Instead, both buccal and lingual retention is preferred for a more balanced and predictable outcome.
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NEETMDS
Jaw cyst basal cell nevus
syndrome, also known as Gorlin-Goltz syndrome, is a genetic disorder
that predisposes individuals to various tumors and developmental
abnormalities.
key
feature of this syndrome is the presence of multiple odontogenic keratocysts (OKCs) in the jawbones, which appear as periapical
radiolucencies on radiographs.