Dr. Sakshi Patel | dentist 🦷 on Instagram: "Why should we perform DOUBLE ASPIRATION? 🦷💉 Before delivering local anesthesia, it is crucial to confirm that the needle tip is not inside a blood vessel 🩸❌ 🔬 Aspiration = gently pulling back the syringe plunger to check for blood. 🩸 If blood appears ➝ it indicates intravascular placement. ⚠️ Injecting anesthetic into a blood vessel may cause dizziness, palpitations, or systemic toxicity. 💡 Why DOUBLE aspiration? Blood vessels are small, elastic

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Nature Animals Plants Geography on Instagram: "Follow @explainingthewild for the best nature, animal, planet, and geography content This is a vital survival tactic for these industrious “ecosystem engineers”. Felling a tree is a high-stakes endeavor, and if a beaver isn’t paying close attention, the massive trunk could easily crush it. To stay safe, a beaver will stop every few bites to listen for the subtle creaks, groans, and “crackling” sounds emanating from the wood. These auditory cues tell

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