Which of the following statement best describe epidemiology?

Correct Answer: B

Rationale: Epidemiology is study of disease patterns (B), per definition e.g., incidence, spread. Not treatment (A), surgery (C), finance (D) research-based. B best defines epidemiology's analytical role, making it correct.

Correct Answer: C

Rationale: Quality affects outcomes (A), involves satisfaction (B), can be measured (D) 'always perfect' (C) isn't true, varies, per QI. C's absolute fails, making it untrue.

Correct Answer: B

Rationale: Justice in nursing is ensuring fairness (B), per ethics e.g., equal care access. Favoring (A) opposes, doing good (C) is beneficence, keeping secrets (D) confidentiality not fairness-focused. B best defines justice's impartiality, ensuring equitable treatment across patients, making it the correct description.

Correct Answer: C

Rationale: End-of-life ethics respects autonomy (A), aims for dignity (B), considers family (D) 'forces treatment' (C) isn't true, honors wishes, per principles. C contradicts patient-centered care, like Mr. Gary's choices, making it untrue.

Correct Answer: B

Rationale: Invasion of privacy is disclosing private info (B), per law e.g., sharing records. Not touch (A), not emergency-only (C), not all (D) privacy-focused. B truly defines privacy breach, like exposing Mr. Gary's data, making it correct.