Describe what move(s) out of the tubule and what the osmolarity would be in the following nephron segments:
1. Proximal tubule ______ move(s) out ______ mOsm
2. Descending limb ______ move(s)out ______ mOsm
3. Ascending limb ______ move(s)out ______ mOsm
4. Late distal tubule ______ move(s)out ______ mOsm
a. water and solutes, 300
b. water, increasing
c. solutes, decreasing
d. water and solutes, 100-300