ATI LPN
NCLEX Cardiovascular Questions Questions
Question 1 of 5
A fit 18 year old female student performs a 400m time trial in one minute. Sketch and label a graph to show a typical heart rate response from a point 5 minutes before the start of the run, during the time trial, and over the 20 minute recovery period.
Correct Answer: D
Rationale: Heart rate rises due to increased demand, peaks during exercise, then gradually returns to normal.
Question 2 of 5
A 50-year-old man has a blood pressure of 140/85 and weighs 98 kg. He reports that he is not feeling well, his ECG has NO P-waves, he has a heart rate of 46/min, and the QRS complexes occur regularly. What is his likely condition?
Correct Answer: C
Rationale: No P-waves and a slow, regular QRS suggest 3rd degree heart block, where the ventricles pace independently.
Question 3 of 5
Which of the following is the most frequent cause of decreased coronary blood flow in patients with ischemic heart disease?
Correct Answer: B
Rationale: Atherosclerosis is the most common cause of reduced coronary blood flow in ischemic heart disease.
Question 4 of 5
Which of the following can cause septic shock?
Correct Answer: D
Rationale: Bowel ischemia can lead to septic shock by allowing bacterial translocation into the bloodstream.
Question 5 of 5
Your diagnosis of a patient that had high troponin T levels is:
Correct Answer: C
Rationale: Elevated troponin T indicates myocardial injury, typical of acute coronary syndrome.