Three Days After an Anterior Wall MI,a Patient Is in the Critical

question 19

Multiple Choice

Three days after an anterior wall MI,a patient is in the critical care unit.The patient is receiving oxygen at 4 L/min by nasal cannula; nitroglycerin paste,1-inch q6h; and Lopressor 25 mg PO q12h.The monitor shows that the patient is beginning to have premature ventricular contractions (PVCs) .Over the course of the next several hours,the PVCs increase in frequency to more than 15 per minute,with occasional runs of multifocal bigeminal PVCs.The patient's vital signs follow: heart rate,84 beats/min; sinus rhythm with described PVCs; blood pressure,124/68 mm Hg; respirations,20 breaths/min; and SpO₂,92%.Laboratory values are blood pH,7.44; potassium,4.4 mEq/L; and magnesium,1.0 mEq/L.Which of the following,if ordered,would be inappropriate for this patient?

• A) Lidocaine 100 mg IV push
• B) Increase oxygen to 6 L/min by nasal cannula
• C) Potassium chloride 40 mEq in 250 mL 0.9% saline IV piggyback over a 4-hour period
• D) Magnesium sulfate 2 g IV piggyback over a 2-hour period

Embrace psychological and societal mechanisms that contribute to individual differences.

Understand the historical origins and development of psychological testing and assessment.

Recognize key figures and their contributions to the field of psychological testing and assessment.

Identify the relationships between wars, societal needs, and the evolution of psychological testing.

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Definitions:

Microbiology

The branch of science concerned with microorganisms and their effects on other living organisms.

Surface Anatomy

The study of the external features of the body and their relationship to deeper structures, as visible to the naked eye without dissection.

Organelle

Specialized structures within a cell, each performing specific functions necessary for the cell's life, such as mitochondria, the Golgi apparatus, and the nucleus.

Tissue Types

Categories of tissues in the body, including epithelial, connective, muscle, and nervous tissues, each serving specific functions.