19. The Blood Vessels

Physiologists often consider capillaries and postcapillary venules together. a. What functions do these vessels share? b. Structurally, how do they differ?

a. What blood vessels contribute to the formation of the hepatic portal circulation? b. Why is a portal circulation a 'strange' circulation

What is the function of the hepatic portal circulation? In what way is a portal circulation a 'strange' circulation?

Multiple Choice More than one choice may apply. Which of these vessels is bilaterally symmetrical (i.e., one vessel of the pair occurs on each side of the body)? a. Internal carotid artery b. Brachiocephalic trunk c. Azygos vein d. Renal vein

Multiple Choice More than one choice may apply. Vessels involved in the circulatory pathway to and/or from the brain are the a. brachiocephalic trunk. b. subclavian artery. c. internal jugular vein. d. internal carotid artery.