ATI LPN
Cardiovascular Disease Questions and Answers Questions
Question 1 of 5
The apex of the heart is formed by:
Correct Answer: D
Rationale: The apex of the heart is formed by the left ventricle, located at the bottom left of the heart, pointing inferolaterally.
Question 2 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 3 of 5
Dehydration increases the plasma concentration of all the following hormones except:
Correct Answer: D
Rationale: Dehydration decreases ANP (which promotes fluid loss), while increasing vasopressin, angiotensin II, and norepinephrine.
Question 4 of 5
Lipid compounds are transported in plasma as:
Correct Answer: D
Rationale: Lipids are transported as lipoproteins, complexes of lipids and proteins.
Question 5 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.