Answer to Question 1
Correct Answer: 1
Rationale 1: Phase 2 produces a muffled, whooshing, or swishing sound.
Rationale 2: Phase 5, the final phase, is where the sound disappears.
Rationale 3: Phase 1 of Korotkoff's sounds starts with a faint, clear tapping sound.
Rationale 4: Phase 3 is marked by an increased intensity of sound.
Answer to Question 2
Correct Answer: 2
Rationale 1: Exercise increases respiration rates.
Rationale 2: Factors that decrease respirations include increased intracranial pressure.
Rationale 3: Increased environmental temperatures increase respiration rates.
Rationale 4: Stress increases respiration rates.