CLASSIFICATION OF ROOT CANAL CONFIGURATIONS: A REVIEW AND A NEW PROPOSAL OF NOMENCLATURE SYSTEM FOR ROOT CANAL CONFIGURATION

Classification of Root Canal Configurations: A Review and a New Proposal of Nomenclature System for Root Canal Configuration

Pulp space is complex, root canals may divide and rejoin.In the simplest form each root with one canal and single apical foramen is not observed always, other canal configurations are present which exit the root with two, iphone 13 dallas three or more foramen.Several classifications have been proposed to describe root canal configurations for comm

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Ice and mineral licks used by caribou in winter

In winter, barren-ground caribou obtain minerals from ice and soil licks.Between December and April we have seen caribou cratering on the surface of frozen lakes and licking the ice.Ice samples from eight licks on four lakes contained concentrations of calcium, magnesium, sodium, potassium, phosphorus, hacklinkci.com chloride and sulphate many time

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La prospettiva scientifica

In this article we expose the Euclidean theory of vision and, in particular, those theorems that deal with prospective representation.Our aim is to show hacklinkci.com how the central perspective was known in the Hellenistic era both from a theoretical and practical point of view as evidenced by the analysis of some imperial period frescoes found i

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