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Oral Surgery
The straight elevator is properly used to advantage when the interdental bone is used as a fulcrum. This is because the straight elevator can be inserted into the periodontal ligament space along the long axis of the tooth, and when levered aga
Physiology
The vagus nerve, also known as the tenth cranial nerve, provides the parasympathetic innervation to various organs, including the lacrimal gland for tear production and pupillary constriction via the ciliary ganglia.
Physiology
The activation of pancreatic enzymes involves a cascade. Enterokinase, an enzyme present in the brush border of the small intestinal epithelial cells, first cleaves trypsinogen into active trypsin. Trypsin then cleaves chymotrypsinogen into chymot