Biology, 30.04.2021 21:00, rojina83

Blood flow causes vibrations in the heart chambers and valves and produces sounds that can be heard with a stethoscope. Evaluate which of these does NOT necessarily contribute to the sounds detected by the stethoscope as blood passes through the heart.
A) iron level is the blood
B) velocity of the blood during motion
C) viscosity of the blood as it moves through the heart
D) density of the blood as it is pumped through the heart

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Blood flow causes vibrations in the heart chambers and valves and produces sounds that can be heard...