ATI LPN
Cardiovascular Disease Questions and Answers Questions
Question 1 of 5
Sympathetic stimulation of the heart normally causes which of the following?
Correct Answer: D
Rationale: Sympathetic stimulation releases norepinephrine, increasing ventricular contractility.
Question 2 of 5
Lipid compounds are transported in plasma as:
Correct Answer: D
Rationale: Lipids are transported as lipoproteins, complexes of lipids and proteins.
Question 3 of 5
The most definitive test to confirm tuberculous pericarditis is?
Correct Answer: B
Rationale: Pericardial biopsy showing caseous granulomas is the most definitive for TB pericarditis.
Question 4 of 5
A 68-year-old woman has had decreased visual acuity for the past 5 years. She has no ocular pain. Her intraocular pressure is normal. Findings on funduscopic examination include arteriolar narrowing, flame-shaped hemorrhages, and hard, waxy exudates. What is the most likely diagnosis?
Correct Answer: A
Rationale: Hypertensive retinopathy causes arteriolar narrowing and hemorrhages in the retina.
Question 5 of 5
An unknown patient presented to the ER unconsciously, blood analysis was done and the result shows that the patient has hypokalemia and hypomagnesemia, while the ECG suggests heart failing. Which of the following drugs is contraindicated in this case?
Correct Answer: A
Rationale: Digoxin is contraindicated in hypokalemia as it increases toxicity risk.