1) WHAT IS THE ETHIOLOGY OF LAST?   a) Unintended intravascular injection of local anesthesia and Systemic absorption of local anesthesia.   b) Allergy to local anesthesia. 2) LAST is Uncommon, potentially fatal, toxic reaction that occurs when the threshold blood level of a local anesthetic is exceeded.   a) True b) False 3) What is the antidote used to counteract the toxic effects of local anesthetics?   a) Epinephrine  b) 20% Lipid Emulsions Therapy,  c) Benedryl d) 0.9 % normal saline tnfusion 4) Lipid emulsion therapy can mitigate both neurologic and cardiac toxicity by acting as a sink and by capturing local anesthetics from the systemic circulation and reducing their access to CNS and Cardiac Receptors.   a) True b) False 5) Where is the 20% Lipid Emulsions Therapy located? a) Stored in PYXIS in the operating room.. b) Call Pharmacy c) Call central supply 6) what are some of the initial sympoms of LAST?  a) Tinnitus, metallic taste, circumoral numbness, and agitation. b) A is incorrect. 7) What are cardiovascular signs and symptoms of LAST? a) Hypotension, bradycardia, ventricular arrythmias, and cardiovascular collapse. b) Hypertension, tachycardia,  8) LAST can have immediate or delayed onset? a) True b) False 9) Local Anesthesia Systemic Toxicity Checklist is a great tool for the management of LAST crisis: a) True b) False

LOCAL ANESTHESIA SYSTEMIC TOXICITY

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