NEET MDS Shorts
87824
Orthodontics
The growth of the mandible generally follows the "general" body growth curve,
which is distinct from the neural and lymphoid tissue growth curves described by
Scammon's growth curves.
Lymphoid tissue grows very rapidly in childhood, reaching a peak larger than
adult size before puberty, then shrinking.
Neural tissue grows rapidly early in life and reaches nearly adult size by about
6-7 years of age.
General tissues (including bone, muscle, and viscera) exhibit an S-shaped curve
with rapid growth in infancy, a slower phase in childhood, and a pubertal growth
spurt. The mandible's growth pattern most closely mirrors this general curve.
86234
NEETMDS
When a palatal torus is located posteriorly, the anteroposterior palatal strap is ideal. It connects segments without impinging on the torus, providing stability while avoiding pressure on the bony growth.
37071
PeriodonticsThe recommended suturing method for interproximal areas of diastemata is horizontal mattress suture.
50655
INI CET
The main reason ameloglyphics (enamel rod end patterns) are not recommended in forensic odontology is due to the inherent biological variability of enamel structure. The course and arrangement of enamel rods change at different levels of the enamel, making the patterns inconsistent and unreliable for unique individual identification.
52523
General MicrobiologyPrions are infectious proteins that are highly resistant to destruction by proteases and other methods that typically degrade proteins. This resistance is what allows them to persist in the host and cause disease. They do not contain nucleic acid, which is a hallmark of other types of infectious agents such as bacteria, viruses, and fungi.
82316
Anatomy
The muscle least related to the pterygomandibular raphe is the lateral
pterygoid. The pterygomandibular raphe primarily connects the superior
pharyngeal constrictor and the buccinator muscles, while the medial and lateral
pterygoid muscles are involved in the movement of the jaw but do not have a
direct attachment to the raphe. Here’s a breakdown of the relationships: Muscle Relationships to the Pterygomandibular Raphe Attaches to the posterior margin of the pterygomandibular raphe. Plays a role in swallowing and constricting the pharynx. While not directly attached, it is located near the pterygomandibular
raphe and contributes to jaw movement. Least related to the pterygomandibular raphe. Primarily involved in moving the jaw forward and side to side, with
no direct attachment to the raphe. Attaches to the anterior margin of the pterygomandibular raphe. Important for chewing and keeping food between the teeth.
16699
ProsthodonticsMost semiadjustable articulators have a fixed intercondylar distance of 110mm.
65834
ProsthodonticsThe patient’s manipulative skills in handling complete dentures are best with overdentures.
23191
Conservative DentistryEmery is a polishing agent that can be used to polish amalgam restorations. It is a natural abrasive material that is relatively safe for metal surfaces and does not cause significant wear on the amalgam. Garnet, silex, and alumina are also abrasive materials, but they are less commonly used for polishing amalgam due to potential issues with scratching or wearing down the restoration.
76620
General Medicine
Protein S, in complex with activated protein C, acts as a cofactor for the inhibition of factor Xa, thus playing a role in the regulation of the coagulation cascade and preventing thrombus formation.