Which of the following is NOT true of the human body:

W) there are substantial numbers of lymph nodes in the wall of the large intestine

X) veins have comparatively thick walls with more muscle than arteries

Y) there are two layers of smooth muscle in the walls of the small intestine

Z) the small intestine is longer than the large intestine
X) VEINS HAVE COMPARATIVELY THICK WALLS WITH MORE MUSCLE THAN ARTERIES