CNIM Exam Questions with correct answers

What is the initial event that occurs when the action potential threshold of a neuron is reached? - Answer Voltage gated Sodium channels open What does the sodium potassium pump do? - Answer Pumps K+ into cell and Na out of cell Which of the following has the greatest effect on SSEP Monitoring? -Fentanyl -Diazepam -Pavulon -Sevoflourane - Answer -Diazepam Which of the following is a barbituate? -Remifentanil -Methohexital -Curare -Nitrous Oxide - Answer -Methohexital Desflurane has more rapid onset and recovery than isolfurane because: - Answer Desflurane has a HIGHER blood solubility than Isoflurane Which SSEP peaks are more affected by Desflurane? - Answer -Later cortical peaks will be more affected than earlier peaks, so if you're comparing N20 to P100 the answer will be P100