OCTech Bio 211, Walsh; Ch 19, 20, 21 review questions || A+
Guaranteed.
Which statement does not accurately describe Veins correct answers always carry deoxygenated
blood
Smooth muscle in the blood vessel walls: correct answers B. is most circulated arranged
Peripheral Resistance correct answers d. is inversely related to the diameter of the arterioles
Which of the following can lead to decreased venous return of the blood to the heart? correct
answers C. damage to the venous valves
Arterial blood pressure increases in response to correct answers e. all of these
Which of the following would not result in the dilation of the feeder arterioles and opening of the
pre capillary sphincter in systemic capillary beds correct answers d. a local increase in ph
The structure of the capillary wall differs from that of a vein or an artery because: correct
answers c. it has a single tunic only the tunic intima
the baroreceptors in the carotid sinus and aortic arch are sensitive to correct answers B. changes
in arterial pressure
The myocardium receives its blood supply directly from the correct answers b. coronary arteries
Blood flow in the capillaries is steady despite the rhythmic pumping of the heart because of the
correct answers a. elasticity of the large arteries
Guaranteed.
Which statement does not accurately describe Veins correct answers always carry deoxygenated
blood
Smooth muscle in the blood vessel walls: correct answers B. is most circulated arranged
Peripheral Resistance correct answers d. is inversely related to the diameter of the arterioles
Which of the following can lead to decreased venous return of the blood to the heart? correct
answers C. damage to the venous valves
Arterial blood pressure increases in response to correct answers e. all of these
Which of the following would not result in the dilation of the feeder arterioles and opening of the
pre capillary sphincter in systemic capillary beds correct answers d. a local increase in ph
The structure of the capillary wall differs from that of a vein or an artery because: correct
answers c. it has a single tunic only the tunic intima
the baroreceptors in the carotid sinus and aortic arch are sensitive to correct answers B. changes
in arterial pressure
The myocardium receives its blood supply directly from the correct answers b. coronary arteries
Blood flow in the capillaries is steady despite the rhythmic pumping of the heart because of the
correct answers a. elasticity of the large arteries
