Which of the following is normally the greatest source acting against blood flow?
A) vascular resistance
B) venous pressure
C) viscosity of blood
D) vessel length
E) turbulence
Question 2
What is the function of uterine tube peg cells?
A) secretion of estrogen
B) secretion of progesterone
C) propel the oocyte to the uterus
D) secrete nutrient-rich fluid
E) secrete mucus