Biology

Which of the following is correct about the transverse section of a vein, when compared…

Which of the following is correct about the transverse section of a vein, when compared with that of an
artery?
  • A.
    The lumen of a vein is wider than that of an artery
  • B.
    The endothelium of the vein is thinner than that of an artery
  • C.
    There are more smooth muscles in a vein than in an artery
  • D.
    There are valves in veins but not in arteries.
Correct Answer: Option D
Explanation