NEET MDS Shorts
141524
RadiologyOverexposure typically results in a darker film, not a lighter one. An improper safety light or excessive developing time would not directly cause a low density radiograph. It is essential to maintain the correct temperature and time in the developing process to achieve a diagnostic image quality. A cold developer will not fully develop the film, leading to a lighter, less detailed image.
859780
PhysiologyThe acrosome in sperm contains enzymes that help in the penetration of the ovum during fertilization, facilitating the fusion of sperm and egg.
863518
Endodontics1) The upper first premolar usually has two canals: This statement is true. While the presence of two canals in the upper first premolar is not guaranteed, it is quite common to find two canals in this tooth.
2) Root canal instruments are best sterilized by a chemical method: This statement is false. The best method for sterilizing root canal instruments is heat sterilization using an autoclave. Chemical methods can be used for surface disinfection but are not adequate for sterilization.
3) All root canals must be enlarged to at least a size 25 file: This statement is true. Enlarging the root canals to a size 25 or larger is a part of the cleaning and shaping process in root canal therapy to ensure thorough debridement and preparation for filling.
139110
Oral PathologyExposure for children should be reduced by 50% compared to adults.
106748
Oral PathologyOsteomalacia is characterized by abnormal osteoid and abnormal mineralization.
867128
PedodonticsDue to the advanced state of the growth of brain this size at birth of the head of the infant is relatively large . only 1/8th of the bulk of the head forms the face at this age, whereas in the adult it forms 1/3rd to of the bulk. The face appears to be under the bulge of the forehead because the vault of the cranium is so large
876276
General MedicineThe following features may raise the suspicion of TB: persistent cough, spontaneous pneumothorax, and haemoptysis
812666
RadiologyImage of a hair appears on a radiograph which was exposed in a cassette. The hair would have been located in all of the following to produce this image except on the film during development.