Two insects are crawling along different lines in three-spac…

Two insects are crawling along different lines in three-space. At time t (in minutes), the first insect is at the point where . Also, at time t, the second insect is at the point where . Assume distances are given in inches. How close do the insects get? Round your answer to two decimal places.  

The NP sees a 50-year-old patient with a recent heavy metal…

The NP sees a 50-year-old patient with a recent heavy metal exposure from inhaled mercury vapor, a known nephrotoxic metal, at an industrial plant work site. The patient’s laboratory values indicate acute renal failure. The NP understands that the mercury exposure is a cause of what type of azotemia?