Doctors use __________ to hear the sound of heart
Both A and B
C. Barometer
B. Stethoscope
Sphygmomanometer
Stethoscope
Doctors use stethoscope to hear the sound produced during each cardiac cycle. The second sound is heard when:
In breathing movements, air volume can be estimated by
(a) stethoscope
(b) hygrometer
(c) sphygmomanometer
(d) spirometer