The pacing structure of the heart's electrical activity is the:
a. AV node.
b. bundle of His.
c. Purkinje fibers.
d. sinoatrial (SA) node.
D
An electrical impulse stimulates each myocardial contraction; this impulse originates in and is paced by the SA node.
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The nurse is reviewing the urinalysis report on an assigned patient. The nurse recognizes which findings to be normal? (Select all that apply.)
a. Turbidity clear b. pH 6.0 c. Glucose negative d. Red blood cells, 15 to 20 e. White blood cells
The nurse is providing care for a patient who has a diagnosis of hereditary angioedema. When planning this patient's care, what nursing diagnosis should be prioritized?
A) Risk for Infection Related to Skin Sloughing B) Risk for Acute Pain Related to Loss of Skin Integrity C) Risk for Impaired Skin Integrity Related to Cutaneous Lesions D) Risk for Impaired Gas Exchange Related to Airway Obstruction
Both quantitative and qualitative researchers face conceptual, financial, ethical, and methodologic challenges
A) True B) False
The nurse is monitoring a patient with hemophilia who is receiving a factor VIII concentrate. During the assessment, the nurse notes that the patient has nasal congestion, and a red rash appears on the chest. The nurse should prepare to administer
a. diphenhydramine (Benadryl). b. human albumin. c. epinephrine (Adrenaline). d. norepinephrine.