NR293 exam 3
airway, breathing, and circulation ** requires frequent and close observation of the patient at all times - What is the priority of general, moderate, and local anesthetics? No. Only general and moderate cause amnesia. - Do local anesthetics cause amnesia? They paralyze the muscles. They DO NOT provide sedation/analgesia. - What do neuromuscular blocking drugs do? 1. Barbiturates 2. Benzodiazepines 3. Miscellaneous drugs ** muscle relaxants are also CNS depressants - What are the 3 main groups of CNS depressants? it is a drug that causes sleep - What is a hypnotic drug? High doses calm the CNS to the point of causing sleep. Low doses calm the CNS without causing sleep. - Do high doses of sedative-hypnotics cause sleep? How about low doses? Benzodiazepines "zepam" and "zolam" - Examples: - midazolam (Versed) - alprazolam (Xanax) - diazepam (Valium) - lorazepam (Ativan) MOA: reduces neural excitability Indications: - relief of anxiety, agitation, and insomnia - treatment of alcohol withdrawal and acute seizure disorders (seizures that won't stop) - balanced anesthesia Contraindications: - allergy - pregnancy
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