NEET MDS Shorts
29833
PeriodonticsIn periodontal surgery, a periodontal pack is not given in GTR procedures without osseous transplants.
74037
Dental Materials
Conventional composites have a filler particle size of 8-12 µm. Microfilled composites have smaller particles (0.04-0.4 µm), small particle composites have intermediate sizes (1-5 µm), and hybrid composites have even smaller sizes (0.1-0.01 µm).
48682
Oral Medicine
Obstructive jaundice is associated with increased cholesterol levels due to impaired cholesterol metabolism.
60040
Public Health Dentistry
Daily fluoride mouth rinse containing 0.05% sodium fluoride has a
concentration of about 225 ppm fluoride ions
0.05% sodium fluoride solution = 225 ppm fluoride
0.2% sodium fluoride solution = 900 ppm fluoride
The daily rinse (0.05%) is recommended for children aged 6–12 years.
The weekly rinse (0.2%) is recommended for older children and adults at higher
risk of caries.
88509
INI CET
Hayton-Williams forceps are specifically designed for the disimpaction and reduction of the maxilla. Rowe's forceps may also be used, but the question primarily indicates that both Hayton-Williams and Rowe are intended here.
71237
Oral Medicine
Respiratory alkalosis is most commonly caused by hyperventilation, which can occur due to anxiety, pain, fever, hypoxia, and certain neurological conditions.
42154
RadiologyIntensifying screens are primarily used to decrease patient radiation exposure. They convert X-ray energy to light energy, which is more efficient at exposing the film. This allows for lower X-ray doses while maintaining adequate image density, thus reducing radiation exposure to the patient.
74806
Anatomy
The spleen follows the long axes of ribs 9 to 11 and lies mostly posterior to the stomach, above the colon, and partly anterior to the kidney. It is attached to the stomach by a broad mesenterial band, the gastrosplemic ligament. Therefore, it is the most likely organ of the group to be pierced by a sharp object penetrating just above rib 10 at the posterior axillary line. Note that the pleural cavity, and possibly the lower part of the inferior lobe of the lung, would be pierced before the spleen. The ascending colon (choice 1) is on the wrong side (the right) to be penetrated by a sharp instrument piercing the left side. Most of the duodenum (choice 2) is positioned too far to the right to be affected by this injury. Even the third part of the duodenum, which runs from right to left, would still be out of harm's way. In addition, the duodenum lies at about levels L1 to L3, placing it too low to be injured in this case. The superior pole of the left kidney (choice 3) is bordered by the lower part of the spleen. However, it is crossed by rib 12 and usually does not extend above rib 11. It would probably be too low and medial to be injured in this case because this penetration is at the posterior axillary line.
67762
General Medicine
Tissue factor is actually a component of the extrinsic pathway of the coagulation cascade. The intrinsic pathway involves factors XII, XI, prekallikrein, high molecular weight kininogen, and factors VIII, IX, and X.
35659
Pharmacology
The chemical compound acetylcholine (ACh) is a neurotransmitter in both the peripheral nervous system (PNS)and central nervous system (CNS) in many organisms including humans. Acetylcholine is one of many neurotransmitters in the autonomic nervous system (ANS) and the only neurotransmiter used in the somatic nervous system.