ATI LPN
Study Guide for Fundamentals of Nursing Care: Concepts, Connections & Skills
Chapter 17 : Vital Signs Questions
Question 1 of 5
Antipyretics are medications given for hypertension.
Correct Answer: B
Rationale: False. Antipyretics are medications used to reduce fever, not hypertension.
Question 2 of 5
When auscultated, the heart sounds should sound muffled and distant.
Correct Answer: B
Rationale: False. Normal heart sounds (S1 and S2) should be clear and distinct, not muffled or distant, which may indicate pathology.
Question 3 of 5
If peripheral pulses can be palpated with each cardiac contraction, the pulses are said to be 'perfusing.'
Correct Answer: A
Rationale: True. Palpable peripheral pulses with each cardiac contraction indicate adequate perfusion to the extremities.
Question 4 of 5
Which heart valve(s) close(s) to produce the S? sound?
Correct Answer: A,D
Rationale: The S1 sound, or 'lub,' is produced when the atrioventricular valves (bicuspid/mitral and tricuspid) close at the start of systole.
Question 5 of 5
Which part of the central nervous system can affect the rate of heart contractions?
Correct Answer: C,E
Rationale: The hypothalamus regulates autonomic functions, including heart rate, via the autonomic nervous system. The medulla oblongata contains the cardiac control center, directly influencing heart rate.