N434 Exam 1 Questions fully
solved & updated (graded
A+)
When reviewing the 12-lead electrocardiograph (ECG) for a healthy 79-
year-old patient who is having an annual physical examination, what will
be of most concern to the nurse?
a. The PR interval is 0.21 seconds.
b. The QRS duration is 0.13 seconds.
c. There is a right bundle-branch block.
d. The heart rate (HR) is 42 beats/minute. - answer d. The heart rate (HR)
is 42 beats/minute.
A patient is scheduled for a cardiac catheterization with coronary
angiography. Before the test, the nurse informs the patient that
a. it will be important to lie completely still during the procedure.
b. a flushed feeling may be noted when the contrast dye is injected.
c. monitored anesthesia care will be provided during the procedure.
d. arterial pressure monitoring will be required for 24 hours after the test.
- answer b. a flushed feeling may be noted when the contrast dye is
injected.
,While assessing a patient who was admitted with heart failure, the nurse
notes that the patient has jugular venous distention (JVD) when lying flat
in bed. Which action should the nurse take next?
a. Document this finding in the patient's record.
b. Obtain vital signs, including oxygen saturation.
c. Have the patient perform the Valsalva maneuver.
d. Observe for JVD with the patient upright at 45 degrees. - answer d.
Observe for JVD with the patient upright at 45 degrees.
The nurse teaches the patient being evaluated for rhythm disturbances
with a Holter monitor to
a. connect the recorder to a computer once daily.
b. exercise more than usual while the monitor is in place.
c. remove the electrodes when taking a shower or tub bath.
d. keep a diary of daily activities while the monitor is worn. - answer d.
keep a diary of daily activities while the monitor is worn.
The nurse has received the laboratory results for a patient who developed
chest pain 4 hours ago and may be having a myocardial infarction. The
most important laboratory result to review will be
a. myoglobin.
b. low-density lipoprotein (LDL) cholesterol.
,c. troponins T and I.
d. creatine kinase-MB (CK-MB). - answer c. troponins T and I.
When the nurse is monitoring a patient who is undergoing exercise
(stress) testing on a treadmill, which assessment finding requires the
most rapid action by the nurse?
a. Patient complaint of feeling tired
b. Pulse change from 87 to 101 beats/minute
c. Blood pressure (BP) increase from 134/68 to 150/80 mm Hg
d. Newly inverted T waves on the electrocardiogram - answer d. Newly
inverted T waves on the electrocardiogram
The standard policy on the cardiac unit states, "Notify the health care
provider for mean arterial pressure (MAP) less than 70 mm Hg." The nurse
will need to call the health care provider about the
a. postoperative patient with a BP of 116/42.
b. newly admitted patient with a BP of 150/87.
c. patient with left ventricular failure who has a BP of 110/70.
d. patient with a myocardial infarction who has a BP of 140/86. - answer a.
postoperative patient with a BP of 116/42.
--> MAP = (SBP + 2DBP)/3
, When admitting a patient for a cardiac catheterization and coronary
angiogram, which information about the patient is most important for the
nurse to communicate to the health care provider?
a. The patient's pedal pulses are +1.
b. The patient is allergic to shellfish.
c. The patient had a heart attack a year ago.
d. The patient has not eaten anything today. - answer b. The patient is
allergic to shellfish.
A transesophageal echocardiogram (TEE) is ordered for a patient with
possible endocarditis. Which action included in the standard TEE orders
will the nurse need to accomplish first?
a. Start an IV line.
b. Place the patient on NPO status.
c. Administer O2 per nasal cannula.
d. Give lorazepam (Ativan) 1 mg IV. - answer b. Place the patient on NPO
status.
A P wave on an ECG represents an impulse arising at the
a. SA node and repolarizing the atria.
b. SA node and depolarizing the atria.
solved & updated (graded
A+)
When reviewing the 12-lead electrocardiograph (ECG) for a healthy 79-
year-old patient who is having an annual physical examination, what will
be of most concern to the nurse?
a. The PR interval is 0.21 seconds.
b. The QRS duration is 0.13 seconds.
c. There is a right bundle-branch block.
d. The heart rate (HR) is 42 beats/minute. - answer d. The heart rate (HR)
is 42 beats/minute.
A patient is scheduled for a cardiac catheterization with coronary
angiography. Before the test, the nurse informs the patient that
a. it will be important to lie completely still during the procedure.
b. a flushed feeling may be noted when the contrast dye is injected.
c. monitored anesthesia care will be provided during the procedure.
d. arterial pressure monitoring will be required for 24 hours after the test.
- answer b. a flushed feeling may be noted when the contrast dye is
injected.
,While assessing a patient who was admitted with heart failure, the nurse
notes that the patient has jugular venous distention (JVD) when lying flat
in bed. Which action should the nurse take next?
a. Document this finding in the patient's record.
b. Obtain vital signs, including oxygen saturation.
c. Have the patient perform the Valsalva maneuver.
d. Observe for JVD with the patient upright at 45 degrees. - answer d.
Observe for JVD with the patient upright at 45 degrees.
The nurse teaches the patient being evaluated for rhythm disturbances
with a Holter monitor to
a. connect the recorder to a computer once daily.
b. exercise more than usual while the monitor is in place.
c. remove the electrodes when taking a shower or tub bath.
d. keep a diary of daily activities while the monitor is worn. - answer d.
keep a diary of daily activities while the monitor is worn.
The nurse has received the laboratory results for a patient who developed
chest pain 4 hours ago and may be having a myocardial infarction. The
most important laboratory result to review will be
a. myoglobin.
b. low-density lipoprotein (LDL) cholesterol.
,c. troponins T and I.
d. creatine kinase-MB (CK-MB). - answer c. troponins T and I.
When the nurse is monitoring a patient who is undergoing exercise
(stress) testing on a treadmill, which assessment finding requires the
most rapid action by the nurse?
a. Patient complaint of feeling tired
b. Pulse change from 87 to 101 beats/minute
c. Blood pressure (BP) increase from 134/68 to 150/80 mm Hg
d. Newly inverted T waves on the electrocardiogram - answer d. Newly
inverted T waves on the electrocardiogram
The standard policy on the cardiac unit states, "Notify the health care
provider for mean arterial pressure (MAP) less than 70 mm Hg." The nurse
will need to call the health care provider about the
a. postoperative patient with a BP of 116/42.
b. newly admitted patient with a BP of 150/87.
c. patient with left ventricular failure who has a BP of 110/70.
d. patient with a myocardial infarction who has a BP of 140/86. - answer a.
postoperative patient with a BP of 116/42.
--> MAP = (SBP + 2DBP)/3
, When admitting a patient for a cardiac catheterization and coronary
angiogram, which information about the patient is most important for the
nurse to communicate to the health care provider?
a. The patient's pedal pulses are +1.
b. The patient is allergic to shellfish.
c. The patient had a heart attack a year ago.
d. The patient has not eaten anything today. - answer b. The patient is
allergic to shellfish.
A transesophageal echocardiogram (TEE) is ordered for a patient with
possible endocarditis. Which action included in the standard TEE orders
will the nurse need to accomplish first?
a. Start an IV line.
b. Place the patient on NPO status.
c. Administer O2 per nasal cannula.
d. Give lorazepam (Ativan) 1 mg IV. - answer b. Place the patient on NPO
status.
A P wave on an ECG represents an impulse arising at the
a. SA node and repolarizing the atria.
b. SA node and depolarizing the atria.
