Which type of blood vessel usually carries oxygen-rich blood?

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

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