A freshwater fish was accidentally placed in salt water. After several minutes in this saline water, it died. What is the most logical explanation for its death?

Which structure descends deep into the renal medulla only in juxtamedullary nephrons?

In 2012 a British teenager celebrated her birthday by drinking a cocktail made with liquid nitrogen and alcohol.  The liquid nitrogen froze her stomach, and her stomach had to be removed surgically.  Given what you know about the function of the digestive tract, what potential implications might removing a person’s stomach have for that person’s ability to digest food?  What might that person now have to consider doing to ensure proper nutrition?   Explain your reasoning.

You are a drug manufacturer that has designed a new drug that is taken in capsule form.  You want the drug to be delivered to the small intestine.  You have to decide if the capsule coating the drug should be made of carbohydrate, fat or protein such that you get optimal delivery of the contents to the small intestine.  Which would you choose?  Explain your choice and the rationale behind it.  

The following questions refer to the digestive system structures in Figure 41.1. Figure 41.1 Where does the digestion of fats mostly occur?

Women who are especially susceptible to urinary tract infections should

A female client is in the clinic complaining of urinary frequency, urgency, and pain on urination.  Prescriptions include a urine culture and administration of sulfisoxazole and phenazopyridine.  Which action should the nurse take first?  

A client with diabetes mellitus and renal failure begins hemodialysis.  Which diet is best on days between dialysis treatment?  

A client undergoes extracorporeal shock wave lithotripsy.  Before discharge, the nurse should provide which instructions?  SELECT ALL THAT APPLY. 

The basic unit of the kidney that is microscopic and performs the excretory function of the urinary system is called the: