During the 3rd trimester of pregnancy, many women have swollen ankles, what is the best explanation? Question 3 options: Decreased protein levels in the blood (oncotic pressure), leading to decreased reabsorption Increased blood volume increases arteriolar-venular pressure differences, leading to reabsorption at the capillaries Decreased protein levels in the blood (oncotic pressure), leading to filtration at the capillaries Increased blood volume increases arteriolar-venular pressure differences, leading to filtration at the capillaries