Which of the regulatory mechanisms is most important

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During hemorrhagic shock in which blood pressure is decreased, which of the regulatory mechanisms is most important is increasing cardiac output to help maintain blood pressure?

a. increased sympathetic stimulation of the heart
b. increase venous return
c. increase in parasympathetic stimulation of the heart
d. increase vagal stimulation of the heart
e. increase in the amplitude of the heart sounds

Reference no: EM13108719

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