Baroreceptors that function in maintaining adequate blood flow to the brain are located in the
D)common iliac artery.
Which of the following changes will result in increased blood flow at an injury site during inflammation?
A)increased blood volume
B)increased vessel diameter
C)increased blood pressure
D)decreased peripheral resistance
E)relaxation of precapillary sphincters
What is the primary function of the vasomotor center of the medulla oblongata?
A)increases cardiac output through sympathetic innervation
B)reduces cardiac output through parasympathetic innervation
C)monitors the chemical composition of blood
D)monitors the degree of stretch in the walls of expandable organs
E)controls the diameters of arterioles through sympathetic innervation
Angiotensin II elevates systemic blood pressure by
A)triggering arteriole constriction.
B)promoting the release of ANP.
D)promoting the excretion of sodium.