ATI LPN
Cardiovascular Exam Questions Quizlet Questions
Question 1 of 5
Which of the following histological feature is most commonly seen in thrombus formation?
Correct Answer: C
Rationale: Lines of Zahn, alternating layers of platelets and fibrin, are characteristic of thrombi.
Question 2 of 5
A 65-year-old male experiences uncontrolled angina attacks that limit his ability to do household chores. He is adherent to maximized dose of Beta-blocker with a low heart rate and low blood pressure. He was unable to tolerate an increase in isosorbide mononitrate due to headache. Which of the following is the most appropriate addition to his anti-anginal therapy?
Correct Answer: C
Rationale: Ranolazine is suitable for angina without affecting heart rate or blood pressure significantly.
Question 3 of 5
Nerve impulses are directly supplied to the papillary muscles by the___
Correct Answer: B
Rationale: Purkinje fibers distribute electrical impulses throughout the ventricles, including to the papillary muscles.
Question 4 of 5
A 65-year-old man on the 5th day of hospitalization for an acute anterior myocardial infarction has recurrence of chest pain and an increase in both CK-MB and troponin-I. The patient MOST LIKELY has:
Correct Answer: D
Rationale: Reinfarction is indicated by recurrent chest pain and elevated cardiac biomarkers (CK-MB, troponin-I) post-MI, suggesting new myocardial necrosis.
Question 5 of 5
Chlamydia trachomatis and the respiratory syncytial virus are BOTH commonly associated with:
Correct Answer: A
Rationale: Both Chlamydia trachomatis and RSV can cause interstitial pneumonia, especially in infants (Chlamydia) and young children (RSV).