The Nurse Is Teaching a Group of Health Assistants About

The nurse is teaching a group of health assistants about the stethoscope.Which of the following statements about the stethoscope will the nurse include in this teaching session?

A) The stethoscope works by blocking out environmental sounds.
B) Short tubing provides the listener with the most accurate sounds.
C) The bell of the stethoscope is used for high-pitched sounds,such as lung sounds.
D) Cleaning the stethoscope is not necessary since it is not a vehicle for the spread of infection.
E) The binaurals should fit snugly in the ears.