The rock cycle picture 3 picture 5 picture 4 picture 2 picture 1 a) rock is weathered resulting in this step b) layers of sediment compacted over time form sedimentary rock c) rocks pushed down into the earth melt become molten rock d) magma cools to form igneous rock e) over time under great heat and pressure igneous and sedimentary rocks become metamorphic rock.

Ci think cos its the most reasonable

Salivary gland is mouth hormones

Na+ loss through sweet plus the dilution has lowered na+ concentration outside of neurons, altering the na+ equilibrium potential. sodium exists more outside the cells than inside. when na+ is lost by sweat plus the dilution( because they drink a lot of water) changes the concentration outside the cell, forcing the water to enter the cell and attempt to balance the concentration inside/outside.the problem is that the abundance of water will cause the cells to swell. most cells can adapt, however, the brain cells can't that's why the runner has confusion and can't control the muscles.  if not treated and this occurs in less than 48 hours, it can be immediately fatal .