The nurse is discharging a client being treated for hyperlipidemia and hypertension. The client smokes occasionally to decrease stress from work and has just been diagnosed with coronary artery disease. Which of the following client education topics should the nurse include? Select all that apply.

Correct Answer: A

Rationale: Statins manage cholesterol (A), quitting smoking prevents vessel damage (B), and stress management (E) reduces coronary artery disease (CAD) risk. Stopping BP meds (C) worsens CAD, and decreasing activity (D) is counterproductive; exercise helps. (Source: Document, p. 5-6; adapted for single-answer format, multi-select noted)

Correct Answer: B

Rationale: The bicuspid valve (B), between the left atrium and ventricle, is also called the mitral valve. Aortic (A) and pulmonary (C) are semilunar valves, and tricuspid (D) is on the right side.

Correct Answer: B

Rationale: The QRS complex (B) represents ventricular depolarization on an ECG. P wave (A) is atrial depolarization, T wave (C) is ventricular repolarization.

Correct Answer: D

Rationale: All listed factors influence heart rate (D): temperature (A) via metabolism, emotions (B) via autonomic input, and venous return (C) via preload and Bainbridge reflex.

Correct Answer: B

Rationale: Carbon dioxide moves by diffusion (B) from high concentration (tissues) to low (blood) across capillaries. Active transport (A), filtration (C), and osmosis (D) don’t apply to gases.