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Characteristics of moderate sedation include: a. difficult arousal b. independent and continuous maintenance of a patent airway c. no experienced amnesia d. hemodynamic instability

Which of the following is the most appropriate use of a freer elevator? a. scrape cement b. clean instruments c. dissect periosteum d. retract tissue

Feedback mechanisms regulate the rate of enzyme activity, effectively "turning off' an enzyme in a reversible way until more product is needed. which of the following would be most effective as a feedback mechanism? a. reduced concentration of product b. increased concentration of substrate c. a change in ph d. temporary binding of a non-substrate molecule in the active site