Final answer:
A whooshing sound when listening to a client's neck may indicate a bruit, caused by turbulent blood flow, and can suggest the presence of carotid artery stenosis or arteriosclerosis.
Step-by-step explanation:
When listening to the client's neck, a whooshing sound may indicate the presence of a bruit. This sound is caused by turbulent blood flow, typically due to a narrowing or blockage of an artery. The carotid arteries, which are located on each side of the neck, are common sites where a bruit may be detected. This condition can be associated with various cardiovascular problems, such as carotid artery stenosis or arteriosclerosis. It is important for a healthcare provider to investigate this symptom further, as it may require medical intervention to prevent potential complications like strokes.