Nokea
The nurse is aware that the symptoms of an impending myocardial infarction (MI) differ in women because acute chest pain is not present. Women are frequently misdiagnosed as having which disorder?
- A. hepatitis A.
- B. indigestion.
- C. urinary infection.
- D. menopausal complications.
Correct Answer: B
Rationale: Indigestion, gallbladder attack, anxiety attack, and depression are frequent misdiagnoses for women having an MI.
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The nurse identifies the 'lub' sound of the 'lub/dub' of the cardiac cycle as the sound of which event?
- A. AV valves closing.
- B. closure of the semilunar valves.
- C. contraction of the papillary muscles.
- D. contraction of the ventricles.
Correct Answer: A
Rationale: The lub is the first sound of a low pitch heard when the AV valves close.
The nurse is aware that which layer is the muscle layer of the heart, which is responsible for the heart's contraction?
- A. endocardium.
- B. pericardium.
- C. mediastinum.
- D. myocardium.
Correct Answer: D
Rationale: The myocardium is the specialized muscle layer that allows the heart to contract.
The life support system that uses special techniques, ventilation equipment, and therapies for emergency situations is
Correct Answer: advanced cardiac life support (ACLS)
Rationale: ACLS is a life support system that uses special techniques, ventilation equipment, and therapies for emergency situations.
The nurse would assess closely for which sign of right-sided heart failure?
- A. cough.
- B. increasing abdominal girth.
- C. shortness of breath.
- D. edema of feet and ankles.
- E. distended jugular veins.
- F. orthopnea.
Correct Answer: B,D,E
Rationale: Indicators of right-sided heart failure are distended jugular veins, anorexia, abdominal distention from ascites, liver enlargement with right upper quadrant pain, and edema of feet and ankles.
The nurse reinforcing a teaching plan for a patient with Buerger disease (thromboangiitis obliterans) will focus on the need for which change?
- A. reduction of alcohol intake.
- B. avoiding cold remedies.
- C. cessation of smoking.
- D. weight reduction.
Correct Answer: C
Rationale: The hazards of cigarette smoking and its relationship to Buerger disease are the primary focus of patient teaching. None of the palliative treatments are effective if the patient does not stop smoking. Nowhere are the cause and effect of smoking so dramatically seen as with Buerger disease.