The nurse observes that the patient's jugular veins distend in the
semi-upright position to more than 5 cm above the sternal angle. This
is an indication of: - ANSWER -fluid volume overload.
what is normal Pulmonary artery occlusion pressure (PAOP)? -
ANSWER -5-12 mmHg
The resistance against which the left ventricle must pump to eject its
volume is: - ANSWER -systemic vascular resistance.
When the tricuspid valve is open, central venous pressure reflects the
filling pressure in the: - ANSWER -right ventricle.
Tachycardia is dangerous for the patient with ischemic heart disease
because of: - ANSWER -compromised cardiac output.
During initial examination of a critical care patient, the nurse observes
wide and convex nails and bulbous fingertips. This is evidence of: -
ANSWER -central cyanosis.
Priorities for palpation of the patient with cardiovascular disease
include: - ANSWER -estimating edema.
,checking capillary refill
checking for DVT arterial
pulses
By blocking the conversion of angiotensin I to angiotensin II,
angiotensin-converting enzyme inhibitors produce: - ANSWER -b.
vasodilation.
The nurse has read that the cardiologist recommends the use of class
IV drugs to depress sinus and atrioventricular node conduction and
terminate supraventricular tachycardias in the patient at this time. The
nurse will anticipate orders for which medications? - ANSWER -a.
Verapamil, diltiazem, or amlodipine
The nurse has administered a drug that stimulates β1-adrenergic
sites. Following administration of the drug, the nurse will assess for: -
ANSWER -a. increased heart rate.
The nurse is observing the patient's electrocardiographic monitor
after insertion of a temporary pacemaker. Seeing a P-wave after the
pacing artifact, the nurse knows that the: - ANSWER -c. atrium is
being paced.
The possibility of microshock when handling a temporary pacemaker
can be minimized by: - ANSWER -b. insulating the ends of the wires.
and wearing gloves when handling the pacing wires
,In the postoperative cardiovascular patient, the most frequent cause
of a decreased cardiac output is: - ANSWER -a. reduced preload.
A patient is being monitored by continuous electrocardiogram (ECG)
after placement of a transvenous pacemaker. "Loss of capture" is
seen on the ECG. Which nursing intervention may correct this
situation? - ANSWER -a. Position the patient on the left side. or
reposition the leads
In analyzing the ECG strip, the nurse notices a spike before each QRS
complex. The patient's heart rate is 70 beats/min. This phenomenon is
reflective of - ANSWER -b. pacing artifact; the pacemaker is sensing
and capturing.
Calculate the cerebral perfusion pressure (CPP) for a patient with a
mean arterial pressure (MAP) = 95 mm Hg and an intracranial
pressure (ICP) = 15 mm Hg. - ANSWER -b. 80 mm Hg
What procedure secures an arteriovenous malformation when a pt's
condition is too unstable for surgery? - ANSWER -embolization that
can be done to secure the lesion without surgery. When the condition
is more stable, an operation might be considered if needed.
Knowing that a patient has hypoxemia and ischemia in his brain, the
nurse anticipates which of the following? - ANSWER -a.
Cerebrovascular dilation
, The nurse's priority in eye care for the patient in a coma will be: -
ANSWER -c. keeping the eyes moist to prevent corneal ulceration.
The patient has markedly deep, rapid respirations with a fruity breath
odor. Based on the patient's history, the nurse will: - ANSWER
perform a blood glucose measurement.
The patient with the syndrome of inappropriate antidiuretic hormone
(SIADH) secretion will need to have the imbalance of which electrolyte
corrected as soon as possible? - ANSWER -Sodium
Which of the following conditions occurs when the renal tubules are
unable to reabsorb excess glucose? - ANSWER -Glycosuria
The patient has a waist measurement of 52 inches. His triglyceride
level is 175 mg/dL, his high-density lipoprotein (HDL) cholesterol level
is 32 mg/dL, and his fasting plasma glucose level is 224 mg/dL. His
blood pressure readings are usually approximately 140/90 mm Hg.
The nurse recognizes the characteristics of: - ANSWER -metabolic
syndrome.
To reverse the hyperglycemic hyperosmolar state, the nurse will first
prepare to administer: - ANSWER -fluids
The nurse is caring for a patient with central diabetes insipidus (DI).
The nurse should anticipate orders for the administration of: -
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