The nurse is caring for a science professor with hypertension who asks for a more complete explanation of blood pressure
The nurse begins by explaining that the phase when the ventricle contracts and ejects blood out into the aorta is known as what? A) Systole
B) Diastole
C) Hypertension
D) Ejection fraction
A
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Contraction of the ventricles is called systole. Each period of systole is followed by a period of diastole when the heart rests. Ejection fraction is a measurement of cardiac output, or the blood ejected with each ventricular contraction. Hypertension is defined as elevated blood pressure and may include either systole or diastole or both.
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During a discussion of concern about approaches used with aggressive patients in the Emergency Department, several staff members express concern for their safety. As a leader, the nurse man-ager should:
a. Look directly at speakers and acknowl-edge their comments. b. Promise to implement each suggestion that is made. c. Implement the idea that receives the most discussion. d. Listen but implement the plan that she had in mind before the discussion began.
While assessing a new patient, the nurse's phone rings. Which action should the nurse take to demonstrate caring?
A) Answer the phone. B) Leave the patient's room. C) Place it on the windowsill. D) Apologize for the interruption.
A patient's heart rate is regular at 68 beats/min. The electrocardiogram (ECG) tracing shows P waves before every QRS complex. What is the likely pacemaker of the heart?
a. SA node b. AV node c. Bundle of His d. Purkinje fibers
What form of birthmark is this likely to be?
A young Hispanic mother brings in her 2-month-old son. She is upset because her neighbors have threatened to call the Child Protective Agency because they think his birthmark is a bruise. Her son was the product of an uneventful pregnancy and spontaneous vaginal delivery. On examination you see a large, smooth-bordered bluish mark on his buttock and lower back. Otherwise his examination is unremarkable. A) Café-au-lait spot B) Salmon patch C) Mongolian spot