A patient experiencing prolonged vomiting and diarrhea develops a significant loss of extracellular fluid. Which physiological response would help the body conserve water and maintain blood volume?

A patient is instructed to use a solution containing 20 grams of magnesium sulfate in 300 mL of water. What is the percent concentration (% w/v) of the bath solution? 

A nurse prepares an IV solution by dissolving 6 grams of sodium bicarbonate in enough water to achieve a total volume of 1000 mL. What is the percent concentration (% w/v) of this solution?

As elevation decreases, atmospheric pressure:

A patient weighs 80 kg. About how many pounds does this equal?

A mechanically ventilated patient has a tidal volume of 450 mL and a respiratory rate of 16 breaths/min. What is the patient’s minute ventilation?

A respiratory therapist is asked to prepare 5 mL of a 20% solution, given a 10% stock solution. How much water does she need to add in order to dilute the mixture?

In the Ideal Gas Law, “n” represents:

Which law applies when both temperature and pressure change, but moles of gas remain constant?

Calculate IBW for a man who is 65 inches.