A 24-Year-Old Man Comes to the Office for an Exercise

question 345

Multiple Choice

A 24-year-old man comes to the office for an exercise evaluation.  He is an avid long-distance runner.  One of his team members recently died suddenly in his sleep, which made the patient worried about his health.  He has no medical history, takes no medications, and does not use illicit drugs.  His maternal grandfather had a heart attack at age 40 and underwent coronary artery bypass surgery.  Blood pressure is 122/70 mm Hg and pulse is 49/min.  Transthoracic echocardiogram shows the following: The right ventricular cavity is slightly enlarged and there are no valvular lesions.  Which of the following best explains this patient's echocardiogram findings?

• A)Anabolic steroid abuse
• B)Cardiac adaptation
• C)Hypertrophic cardiomyopathy
• D)Premature coronary artery disease
• E)Subclinical viral myocarditis

Understand the mechanisms behind blood pressure regulation and homeostasis.

Know the conditions that affect the production and function of blood cells.

Differentiate between the types of blood vessels and their functions.

Grasp the electrical activity associated with heart function as shown in an electrocardiogram.

---

Definitions:

Framingham Heart Study

A landmark longitudinal study initiated in 1948 aimed at identifying common factors or characteristics that contribute to cardiovascular disease by following its development over a long period in a large group of participants.

Coronary Heart Disease

A condition characterized by reduced blood flow to the heart muscle due to build-up of plaque in the coronary arteries, potentially leading to heart attack.

Traffic Ticket

A warning provided by police to a driver or someone using the road, signaling that they have breached traffic regulations.

Primary Appraisal

The initial evaluation process in which an individual assesses the significance of a stressor or threatening event.