The therapeutic index of a medication is defined as the:
A) plasma level at which the medication begins to exert its effect.
B) period of time in which the medication is excreted from the body.
C) duration of therapeutic action for a given medication on the body.
D) difference between the median effective dose and the median toxic dose.
Answer: D) difference between the median effective dose and the median toxic dose.
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When planning care for clients diagnosed with personality disorders, what should be the goal of treatment?
1. To stabilize the client's pathology by using the correct combination of psychotropic medications 2. To change the characteristics of the dysfunctional personality 3. To reduce personality trait inflexibility that interferes with functioning and relationships 4. To decrease the prevalence of neurotransmitters at receptor sites
An elderly male develops bradycardia and has a pacemaker surgically implanted
Although he was lucid preoperatively and has no history of dementia, at 10:00 PM on the night of his surgery, he becomes disoriented to place and time and insists on going home. When placed in soft restraints, he becomes hostile and is later caught trying to burn his way out of the restraints with a cigarette lighter. Which nursing diagnosis should be the priority diagnosis? a. Disturbed thought processes b. Sleep deprivation c. Risk for injury d. Ineffective coping
A client, diagnosed with chronic obstructive lung disease receiving oxygen at 1.5 liters per minute via nasal cannula, is complaining of shortness of breath. What action should the nurse take?
1. Increase the oxygen to 3 liters per minute via nasal cannula. 2. Lower the head of the client's bed to semi-Fowler's position. 3. Have the client breathe through pursed lips. 4. Encourage the client to breathe more rapidly.
You are asked to assist the patient into the horizontal recumbent position. You know that this means the patient is positioned on the
A) back with legs extended and slightly separated. B) back with knees flexed and slightly separated. C) right side with the right leg crossed over the left. D) left side with the left leg crossed over the right.