Exam 21: Cardiovascular System: Blood Vessels and Circulation

What is the order of the blood vessels that a red blood cell would pass through as the blood leaves the heart,travels to a tissue,and then returns to the heart?

Which of the following statements regarding regulation of local blood flow is true?

In the aorta,

If a person develops high blood pressure,one of the compensatory mechanisms that comes into play is the fluid shift mechanism.This mechanism causes

Which of the following arteries is not part of the cerebral arterial circle (circle of Willis)?

Match the term with the best description. -continuous capillaries

Match the vessel with the appropriate description. -superior phrenic artery

Match the term with the best description. -precapillary sphincters

What is the most important means by which capillary exchange occurs?

Match the vessel with the appropriate description. -internal jugular vein

Which of the following would occur as a result of increased renin release by the kidneys?

Angiotensin II

Which of the following happens when a person stands in one place for a long period of time?

Explain the drop in blood pressure that occurs when one goes from lying down to standing up.

Which of the following arteries branches directly from the aortic arch?

Which type of capillary has the largest diameter?

The venous sinuses in the cranial cavity drain blood into the

Describe the critical closing pressure.

Veins that return blood directly to the heart include the

Resistance to blood flow is greatest in