Asked by Harshit Tandon on Apr 29, 2024
Verified
When performing a cardiovascular assessment, what should the nurse understand about an S4 heart sound?
A) Heard at the onset of atrial diastole
B) Often a normal finding in the older adult
C) Heard at the end of ventricular diastole
D) Heard best over the second left intercostal space with the individual sitting upright
Atrial Diastole
The period during the cardiac cycle when the atria of the heart are relaxed and filling with blood.
Ventricular Diastole
The phase of the cardiac cycle when the heart's ventricles relax and fill with blood.
Cardiovascular Assessment
A comprehensive evaluation of the heart and blood vessels' function and health.
- Acquire knowledge on the critical nature and reasons behind different cardiac sounds and their relevance in medical practice.
- Comprehend the proficient application of a stethoscope for the diagnosis of cardiac diseases.
Verified Answer
DR
Dayne RangelMay 05, 2024
Final Answer :
C
Explanation :
An S4 heart sound is heard at the end of diastole when the atria contract (atrial systole) and when the ventricles are resistant to filling. The S4 occurs just before the S1. It is heard best at the apex with the patient in the left lateral position.
Learning Objectives
- Acquire knowledge on the critical nature and reasons behind different cardiac sounds and their relevance in medical practice.
- Comprehend the proficient application of a stethoscope for the diagnosis of cardiac diseases.