NEET MDS Shorts
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.
32117
Oral PathologyCharcots triad (for multiple sclerosis) includes intention tremor, nystagmus, and dysarthria (scanning speech). Anhidrosis (absence of sweating) is NOT part of Charcots triad. Anhidrosis is associated with autonomic dysfunction and conditions like Horners syndrome, but not with the classic neurologic triad described by Charcot for multiple sclerosis.
75592
ProsthodonticsWhen replacing all missing mandibular incisors with PFM restorations, both canines should be used as abutments. The canines provide adequate support for the four-unit bridge due to their long roots and favorable crown-to-root ratio. Including premolars would create an unnecessarily long span and increase the risk of failure. The canine-to-canine bridge is biomechanically sound and commonly successful.
41830
INI CET
Killian's dehiscence is a weak area in the laryngopharynx. Outpouching here leads to Zenker's diverticulum.
69266
State PSC PYQTongue thrusting causes constant anterior pressure, preventing proper overlap of front teeth and resulting in an open bite.
52650
NEETMDSThe key clinical and radiographic findings are pulp chamber obliteration (calcific metamorphosis) with normal periapical and periodontal ligament spaces, indicating a vital, but discolored, tooth. Since the tooth is vital and has no evidence of pathology requiring root canal treatment, a conservative cosmetic solution like a porcelain veneer is the most appropriate management to address the discoloration after external bleaching has failed. Root canal treatment is not indicated for a vital tooth without pulpal pathology.
35375
Oral SurgeryIn dislocation of the jaw, displacement of the articular disc beyond the articular tubercle of the temporomandibular joint results from spasm or excessive contraction of the lateral pterygoid muscle.
68087
Pharmacology
Acetazolamide is a carbonic acid anhydrase stimulant Acetazolamide, non-competitively (but reversibly) inhibits carbonic anhydrase in proximal tubular cells.
42949
Medicine
56793
Oral PathologyEndocrine disorders are absent in CREST syndrome.