Question

lo 3.10. the auscultatory technique involves using a ____ to listen to the sounds of blood flow in the arteries as a cuff around the upper arm is inflated and then slowly deflated.
magnifying glass
headphones
binoculars
earplugs
telescope
walkie - talkie
microscope
stethoscope
megaphone

Explanation:

The auscultatory technique in medical procedures (related to Medicine and Health sub - field) is used for listening to internal body sounds. A stethoscope is the medical device specifically designed for this purpose. Magnifying glass, binoculars, telescope, microscope are for visual magnification; headphones are for audio input (usually from electronic devices), earplugs are for noise reduction, walkie - talkie is for communication, megaphone is for amplifying sound output.

Answer:

stethoscope