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WorksheetsQuiz on Precidex (Dexmedetomidine) and Its Applications
Total questions: 15
Worksheet time: 8mins
What is the mechanism of action of Precidex?
Dopaminergic agonist
Alpha2-adrenergic agonist
Alpha1-adrenergic agonist
Beta-adrenergic antagonist
What is the median time for early extubation with Precidex compared to Midazolam?
2.9 days
4.5 days
5.6 days
3.7 days
What percentage of patients treated with Precidex required Morphine?
28%
63%
37%
42%
Which of the following is a benefit of using Precidex in spinal anesthesia?
Increased incidence of bradycardia
Increased respiratory depression
Prolonged duration of sensory blockade
Higher requirement of analgesics
What is the recommended dose of Precidex for prolonging spinal anesthesia?
1 mcg/kg
10 mcg/kg
5 mcg
0.5 mcg/kg
In the SEDCOM trial, which sedative was compared with Precidex?
Propofol
Haloperidol
Fentanyl
Midazolam
What is one of the indications for using Precidex in the ICU?
Sedation of non-intubated patients
Sedation of initially intubated patients
Pain management in surgery
Anxiety treatment
What is a notable side effect of Precidex?
Hypotension
Increased heart rate
Respiratory depression
Increased sedation
What is the effect of Precidex on the requirement for Morphine?
Doubles requirement
Increases requirement
Decreases requirement
No effect
What is the primary sedative effect of Precidex?
Arousable sedation
Respiratory depression
Increased anxiety
Delirium
What is the preparation method for the Precidex infusion?
No preparation needed
Mix with 0.9% sodium chloride
Mix with D5W
Mix with sterile water
What is the effect of Precidex on delirium compared to Midazolam?
More delirium
Less delirium
No difference
Increased sedation
What is the primary benefit of Precidex in pediatric patients?
Higher sedation levels
Less hemodynamic effect
Increased respiratory depression
More side effects
What is the volume of Precidex used as an additive in spinal anesthesia?
1 ml
0.5 ml
5 ml
2 ml
What is the primary action of Precidex in the context of procedural sedation?
Only for intubated patients
Sedative, analgesic, and anxiolytic
Sedative only
Analgesic only
