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percussive instruments -this method used a selected and controlled percussive removal force-instruments delivers an impact either directly to a
active instruments- do groove occlusally or buccally until reach tooth structure- apply this instrument then screw to break the bond between tooth
percussive instruments-crown and bridge remover corona flexi nitch-its tip look like the curette and has hock-4 or 5 tips according to tooth position
grasping instruments -plier or clamp forceps -put piece of rubber in the
sticky sweet methodrichwil crown and bridge remover-it is a resin block of water-soluble like a stick sweet -it is first softened in hot water
remove the crown for reuse - if the decision is made to remove the crown for reuse - the visibility is increased - allowing for much easier removal
coronal disassembly- if the existing restoration with marginal defect -the crown was sectioned through the bucco-occlusaly christensen crown remover
access burs through the crown carbide fissure burs cut through metal amalgam alloy or cast metal or composite resin porcelain
explain the factors controlling movements of gall bladdercontraction of gall bladder can be controlled by reflex action by the presence of foodstuff
access through the crownadvantages -allow for better isolation with the rubber dam -better esthetic anf functioning-good coronal seal between visits
coronal disassembly-if the existing restoration functionally designed well fitting and esthetically pleasing -the access the pulp chamber during
functions of the gall bladderbile from the liver passes through the cystic duct to the gall bladder the gall bladder acts as a reservoir of bile by
explain the functions of the liversecretion of bile the liver cells are able to synthesize bile all constituents of bile are not present in the liver
explain the liver and biliary systemthe liver is the largest gland in the body it weighs about 1500 g it is situated in the upper part of the
explain the role of cholecystokininpancreozymin cck-pz the presence of food in the upper small intestine also causes another hormone cck-pz to be
explain hormonal phase of pancreatic secretionhormonal phase after food enters from the stomach to the duodenum pancreatic secretion starts
explain nervous phase of pancreatic secretionnervous phase when stomach secretes gastric juice in cephalic phase and gastric phase nerve impulses are
explain functions of the pancreas - digestive actiontrypsinogen and chymotrypsinogen are the inactive proteolytic enzymes of the pancreatic juice
explain functions of the pancreas - neutralising actionneutralising action pancreatic juice is alkaline in nature and acid chyme is rendered alkaline
explain the composition of pancreatic juicepancreatic juice is the secretion of the exocrine part of the pancreas it is alkaline in reaction
explain the intestinal phaserest 10 of the total gastric secretion is discharged in this phasewhen partially digested contents of the stomach reach
explain the gastric phase - mechanism of secretion of gastric juiceanother 45 of the gastric secretion is discharged in this phase the mechanical
nonsurgical retreatment secondary endodontic ttt -is the main difference between primary endodontic disease versus post treatment disease is the need
explain cephalic phase or neural phase45 of the total gastric secretion is discharged in this phase the flow of juice occurs before food reaches the
mechanism of secretion of gastric juice there is always a small quantity of gastric juice present in the stomach even when there is no food in the