The cardiac nurse is caring for a patient who has been diagnosed with dilated cardiomyopathy (DCM). Echocardiography is likely to reveal what pathophysiological finding?
A) Decreased ejection fraction
B) Decreased heart rate
C) Ventricular hypertrophy
D) Mitral valve regurgitation
Ans: A
Feedback:
DCM is distinguished by significant dilation of the ventricles without simultaneous hypertrophy. The ventricles have elevated systolic and diastolic volumes, but a decreased ejection fraction. Bradycardia and mitral valve regurgitation do not typically occur in patients with DCM.
You might also like to view...
A 17-year-old female presents at a nurse practitioner's office and requests a signature for work papers. The nurse reviews her chart and notes that the last physical examination was within the year
In addition to providing the signature for the work papers, the nurse should use this visit as: 1. A time to discuss exercise and sports participation. 2. A health supervision opportunity. 3. An opportunity to discuss birth control measures. 4. A chance to discuss the importance of pursuing postsecondary education.
A measure of which of the following traits would be a particularly good candidate for a test-retest reliability assessment?
A) Anxiety B) Fear of heights C) Mood D) Fatigue
What has to occur when changing a unit culture that has become firmly entrenched?
A) Often requires new leadership, most frequently from the outside B) Can be accomplished fairly easily if the change agent has well-developed leadership and management skills C) Is easier when there is great consonance between units regarding the current culture D) Is impossible
Global health is related to economic, industrial, and technological development. The intro-duction of health care technology into lesser-developed countries has led to less-than-satisfactory results because:
1. People do not want to use newer technology. 2. The cost is so high that they cannot afford to use new technology. 3. There is often a lack of qualified people to carry out routine maintenance for the technological systems. 4. Technology is too complex for people in lesser-developed countries.