Question

Please help. This is really important

Blood pressure and heart rate vary according to the activity of the human body; explain how this short-term change is controlled. You should make reference to specific receptors and concentrations of respiratory gases.

second question is: Blood pressure and heart rate vary according to the activity of the human body; explain how this short-term change is controlled. You should make reference to specific receptors and concentrations of respiratory gases

Answer 1

The amount of blood that is ejected from the heart with each beat is known as stroke volume. The stroke volume is calculated by subtracting the volume of blood in the left ventricle at maximal volume from its minimal volume.