Compare the Magnitude of the Items in Question by Using

Short Answer

Compare the magnitude of the items in question by using the answer code (options may be used more than once or not at all):
a.A is greater than B
b.B is greater than A
c.A and B are equal
a.resistance and pressure in the pulmonary circulation
B.resistance and pressure in the systemic circulation
a.volume of blood pumped out by the left side of the heart
B.volume of blood pumped out by the right side of the heart
a.spontaneous rate of depolarization in the SA node
B.spontaneous rate of depolarization in the ventricles
a.velocity of impulse through the bundle of His and Purkinje system
B.velocity of impulse conduction through the AV node
a.rate of depolarization of the SA node on parasympathetic stimulation
B.rate of depolarization of the SA node on sympathetic stimulation
a.duration of systole at resting heart rate
B.duration of systole at rapid heart rate during exercise
a.duration of diastole at resting heart rate
B.duration of diastole at rapid heart rate during exercise
a.rate of ventricular filling in early diastole
B.rate of ventricular filling in late diastole
a.stroke volume when end-diastolic volume equals 130 mL
B.stroke volume when end-diastolic volume equals 160 mL
a.normal stroke volume
B.stroke volume on sympathetic stimulation
a.volume of blood in the ventricles at the onset of isovolumetric ventricular contraction
B.volume of blood in the ventricles at the end of isovolumetric ventricular contraction
a.volume of blood in the left ventricle when the aortic valve opens
B.volume of blood in the left ventricle when the aortic valve closes
a.volume of blood in the left ventricle when the left AV valve opens
B.volume of blood in the left ventricle when the left AV valve closes
a.duration of the refractory period in cardiac muscle
B.duration of contraction in cardiac muscle
a.duration of the refractory period in cardiac muscle
B.duration of the refractory period in skeletal muscle
a.coronary blood flow during systole
B.coronary blood flow during diastole