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A nurse is caring for client who is experiencing
supraventricular tachycardia. Upon assessing the
client, the nurse observes the following findings:
heart rate 200/min, blood pressure 78/40 mm Hg,
and respiratory rate 30/min. Which of the following
actions should then nurse take?
a. Defibrillate the client's heart.
b. Perform synchronized cardioversion.
c. Begin cardiopulmonary resuscitation.
d. Administer lidocaine IV bolus. - ANSWER-b.
Perform synchronized cardioversion.
The nurse should perform synchronized
cardioversion for a client who has supraventricular
tachycardia.
What rhythms are shockable? (defibrillation) -
ANSWER-ventricular fibrillation and pulseless
ventricular tachycarida
,What dysrhythmia are amiodarone and lidocaine
indicated for? - ANSWER-ventricular arrhythmias
The nurse should initiate CPR for a client who
what? - ANSWER-is pulseless or not breathing
A nurse is preparing a client who has
supraventricular tachycardia for elective
cardioversion. Which of the following medications
should the nurse instruct the client to withhold for
48 hr prior to cardioversion?
A. Enoxaparin
B. Metformin
C. Diazepam
D. Digoxin - ANSWER-D. digoxin
Cardiac glycosides, such as digoxin, are withheld
prior to cardioversion. These medications can
increase ventricular irritability and put the client at
risk for ventricular fibrillation after the synchronized
countershock of cardioversion
_______ are usually given prior to cardioversion to
reduce anxiety and minimize discomfort with the
procedure. - ANSWER-Sedatives like diazepam
Metformin is held before what kind of procedures?
Example? Why? - ANSWER-Ones that involve
,contrast dye like cardiac catheterization, in order
to prevent kidney damage.
__________ prevent blood clots that can be
released into the circulatory system after
cardioversion. - ANSWER-Anticoagulants like
enoxaparin
What kind of drugs are withheld prior to
cardioversion? - ANSWER-cardiac glycosides like
digoxin
exopthalmosis - ANSWER-condition produced by
hyperthyroidism in which the eyeballs protrude
beyond their normal protective orbit because of
swelling in the tissues behind them
entropion - ANSWER-the inversion of the edge of
an eyelid
ectropion - ANSWER-the eversion of the edge of an
eyelid
ptosis - ANSWER-drooping
A nurse is caring for a client who has emphysema
and is receiving mechanical ventilation. The client
appears anxious and restless, and the high-
, pressure alarm is sounding. Which of the following
actions should the nurse take first?
A. Obtain ABGs.
B. Administer propofol to the client.
C. Instruct the client to allow the machine to
breathe for them.
D. Disconnect the machine and manually ventilate
the client. - ANSWER-C. Instruct the client to allow
the machine to breathe for them. When providing
client care, the nurse should first use the least
restrictive intervention. Therefore, the first action
the nurse should take is to provide verbal
instructions and emotional support to help the
client relax and allow the ventilator to work. Clients
can exhibit anxiety and restlessness when trying to
"fight the ventilator."
A nurse is caring for a client who has a potassium
level of 3. Which of the following assessment
findings should the nurse expect?
A. Positive Trousseau's sign
B. 4+ deep tendon reflexes
C. Deep respirations
D. Hypoactive bowel sounds - ANSWER-D.
Hypoactive bowel sounds
Deep tendon reflexes are used to monitor what
electrolyte level? - ANSWER-magnesium