During a medical emergency, which of the following medications is an endogenous catecholamine that can be used to increase blood flow to the heart and
... [Show More] brain? correct answers Epinephrine
If a healthy young man who weighs 80 kg exercises at an intensity of 45 mL • kg−1 • min−1 for 30 min, five times per week, how long (assuming an isocaloric diet) would it take him to lose 10 lb? correct answers 13 wk
Which of the following techniques can be used to diagnose coronary artery disease and assess heart wall motion abnormalities, ejection fraction, and cardiac output? correct answers Echocardiography
Which of the following would be an adequate initial exercise prescription for a patient who has had a heart transplant? correct answers Moderate intensity, 6 d • wk−1, large muscle groups, and moderate duration
Individuals with diabetes should follow exercise guidelines to avoid unnecessary risks. The following list of recommendations should include all of the following except ________. correct answers Exercising only when temperature and humidity are moderate
Which of the following is a reversible pulmonary condition caused by some type of irritant (e.g., dust, pollen) and characterized by bronchial airway narrowing, dyspnea, coughing, and, possibly, hypoxia and hypercapnia? correct answers Asthma
A supraventricular ectopic rhythm that results from a focus of automaticity located in the bundle of His is an example of ________.. correct answers Junctional arrhythmia
Which of the following statements regarding contraindications to graded exercise testing is accurate? correct answers All of the above statements are true.
Cardiac impulses originating in the sinoatrial node and then spreading to both atria, causing atrial depolarization, are represented on the electrocardiogram (ECG) as a ________. correct answers P wave
For previously sedentary individuals, a 20%-30% reduction in all-cause mortality can be obtained from physical activity (PA) with a daily energy expenditure of ________. correct answers 150-200 kcal • d−1
Exercise has been shown to reduce mortality in people with coronary artery disease. Which of the following mechanisms is not responsible? correct answers Decreased endothelial-mediated vasomotor tone
Which behavioral change model is often used in cardiac rehabilitation and diabetes management programs because it suggests that individuals who perceive they are susceptible [Show Less]