Which one of the following statements is false?
a. Near arterioles, the blood pressure that forces fluid out of capillaries exceeds the osmotic pressure that drives fluid into capillaries.
b. Smooth muscle cells in the walls of arterioles control the flow of blood into capillaries.
c. The fluid that leaks from capillaries returns to the heart in the right atrium.
d. Blood flows faster through capillaries than it does through veins.
e. Blood pressure is lower in veins than in capillaries.
I think it is b, but I'm not 100% sure
2007-03-09 10:43:41 · 1 answers · asked by Anonymous in Science & Mathematics ➔ Biology
It is actually D. Smooth muscle does control blood flow into the capillaries. However, the slowest velocity in the circulation is in the capillary beds because these have the largest total cross sectional area.
2007-03-09 12:24:09 · answer #1 · answered by Troy 6 · 0⤊ 0⤋