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ECG Component Notes Heart rate 1500 / RR interval P wave Atrial depolarization PR interval Reduced in WPW syndrome QT interval Shortened in hypercalcemia Hypokalemia ↑ PR interval + ST depression Acute MI Earliest sign is Tall T wave…
Instrument Function Key Features K-file Cleaning and shaping root canals - Made of twisted square stainless steel- Less flexible than reamers- Used with push-pull or circumferential filing motion Reamer Enlarging and shaping canals - Fewer flutes than K-files- Triangular cross-section- Used with rotational reaming motion to produce round canal anatomy Barbed Broach Extirpating (r…
Root canal sealers Applications Cementation of silver cone gutta-percha point Paste filling material Types Zinc oxide-eugenol cement types Noneugenol cement types Therapeutic cement types properties Physical-radiopacity Chemical-insolubility Mechanical-flow; tensile strength Biologic-inertness Gingival tissue packs Application-provide temporary displacement of gingival tissues Composition-slow setting zinc oxide-eugenol cement mixed wi…
Characteristics of the Separation-Individualization Subphases The separation-individualization phase, as described by Margaret S. Mahler, is crucial for a child's emotional and psychological development. This phase is divided into four subphases: Differentiation, Practicing Period, Rapprochement, and Consolidation and Object Constancy. Each subphase has distinct characteristics that contribute to the child's growing sense of self and independence.…
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NEET MDS