IV anesthetics Flashcards
What is the main advantage of etomidate?
paucity of effect on the CV system
What is the main use of thiopental?
induction of anesthesia for neurosurgery
Why is thiopental useful for neurosurgery?
reduces brain’s O2 consumption and risk of ischemic damage
What are the cardiovascular effects of ketamine?
increased BP, HR, and CO
What are the effects of ketamine on the respiratory system?
no effect on ventilation; increased respi secretions
Should ketamine be used for people with intracranial injury? Why?
No; increases ICP and cerebral blood flow
What are the main advantages of propofol?
rapid LOC and awakening, few residual effects on brain
What are the 2 most common side effects of propofol?
hypotension and apnea
What is the effect of propofol on the CV system?
hypotension
Which of the following is best for long-term sedation: propofol, thiopental, ketamine, or etomidate?
thiopental
Which of the following IV anesthetics is associated with the fewest CV side effects: propofol, thiopental, ketamine, or etomidate?
etomidate
