PCC4 - EXAM 1 Cardiac Perfusion Practice Questions And Answers Already Graded A+
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Course
PCC4 Cardiac Perfusion
Institution
PCC4 Cardiac Perfusion
A 52-year-old male patient has received a bolus dose and an infusion of alteplase
(Activase) for an ST-segment elevation myocardial infarction (STEMI). To determine the
effectiveness of this medication, the nurse should assess the patient for the
A. presence of chest pain.
B. blood in the urine...
PCC4 - EXAM 1 Cardiac Perfusion
Practice Questions
A 52-year-old male patient has received a bolus dose and an infusion of alteplase
(Activase) for an ST-segment elevation myocardial infarction (STEMI). To determine the
effectiveness of this medication, the nurse should assess the patient for the
A. presence of chest pain.
B. blood in the urine or stool.
C. tachycardia with hypotension.
D. decreased level of consciousness. - Answer-A. presence of chest pain.
Contraction is the return of the internal cell negative polarity and muscle repolarization.
True
False - Answer-true
These processes proceed through __________ communication and high speed tracts.
Relaxation
Cell-to-cell
Depolarization
Repolarization
Negatively - Answer-Cell-to-cell
Depolarization and repolarization involves the exchange movement of Sodium and
Potassium across the cell wall with calcium modulation.
True
False - Answer-true
The exchange movement of sodium and potassium across the cell wall (with calcium
modulation) sets the rate of the electrical spread and muscle contration.
True
,False - Answer-true
Which of the following reflects the ability to start the depolarization process.
Excitability
Automaticity
Autonomic nervous system
Conductivity
Contractility - Answer-automacity
Which of the following is a measure of the cell's ability to contract?
Autonomic nervous system
Contractility
Automaticity
Excitability - Answer-contractility
Which of the following is the cell's responsiveness to an electric stimulus?
Conductivity
Contractility
Excitability
Autonomic nervous system - Answer-excitability
Which of the following stimulates the heart muscle to contract?
Electricity
Negatively
Depolarization
Contraction
Repolarization - Answer-Electricity
The internal cell is _________________ charged at rest.
Cell-to-cell
Sequentially
Relaxation
Negatively
Depolarization - Answer-Negatively
V tach - Answer-
A fibrillation - Answer-
Stimulating the change of the cell's internal and external polarity is called
____________.
Repolarization
Depolarization
Relaxation
Sequentially
, Cell-to-cell - Answer-Depolarization
Depolarization produces __________________ of the muscle.
Contraction
Repolarization
Depolarization
Relaxation
Electricity - Answer-contraction
Which of the following is the abilty of the cell to transmit a stimulus to another cell?
Contractility
Automaticity
Excitability
Conductivity - Answer-conductivity
These processes are influenced by the autonomic nervous systems and medications
(choose one).
Please note that this question has been modified from the quiz contained in the Intro to
EKGs quiz embedded in the narrated powerpoint. Refer to Urden Table 16-6 and/or
your inclass powerpoints to choose the correct response.
Contractility
Automaticity
Excitability
Conductivity
All of the above - Answer-all of the above
The nurse prepares a discharge teaching plan for a 44-year-old male patient who has
recently been diagnosed with coronary artery disease. Which risk factor should the
nurse plan to focus on during the teaching session?
A. Type A personality
B. Elevated serum lipids
C. Family cardiac history
D. Hyperhomocysteinemia - Answer-B. Elevated serum lipids
The nurse instructs a 68-year-old woman with hypercholesterolemia about natural lipid-
lowering therapies. The nurse determines further teaching is necessary if the patient
makes which statement?
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