Your grandmother, a cook at a nearby school, was recently ho…

Your grandmother, a cook at a nearby school, was recently hospitalized when she lost an extensive amount of blood in a work-related accident. She tells you that she heard the nurse say that she would keep feeling faint until her brain made more blood. You recognize that when her blood pressure dropped, the pressure in her carotid arteries decreased. This was detected by baroreceptors in the carotid arteries, which acted then to: