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Suppose you have midterms in economics and astronomy tomorrow and you only have four hours left to study.  The accompanying table provides the combinations of time spent studying economics and astronomy and your expected exam score   Hours spent studying Economics Economics Exam Score Hours spent studying Astronomy Astronomy exam score 0 60 4 92 1 80 3 90 2 90 2 87 3 95 1 83 4 98 0 70 a) what is the opportunity  cost of studying 3 hours for your economics exam,  rather than 2?   b) if your goal is to maximize your average score for both exams,  which combination should you choose? c) If you decide to major in astronomy,  would that change the numbers of hours you would allocate to each course?  Explain in terms of marginal benefits and marginal costs.

The proteins necessary for the use of lactose in E. coli are collectively called the

Gene regulation allows bacteria to survive in response to environmental changes, such as the availability of specific nutrients.

A patient will be on a Venturi Mask at 40% FiO2.  What is the total flow the patient will be receiving if the flowmeter is set at 12 L/min.

A patient need HeliOx therapy for upper airway obstruction.  Patient is currently on 2L NC with a SpO2 OF 94%.  What HeliOx concentration will you start the patient on and what flow will you set the flowmeter to in order to provide a total flow of a least 30 L/min.  

14.  A client is admitted to the emergency room (ER) with the following findings: heart rate of 110, blood pressure 80/62, urinary output of 25 ml/hr,  and sodium level of 160. What interventions should the nurse expect the provider to order for this client?

Go to the link https://encyclopediaofalabama.org/article/cahaba-federal-prison  You may be able to get there easier by going to Google and typing in the words: cahaba federal prison It should show up on the first page of results, but it’ll be the one with the same web address as above. Be careful to scroll top and bottom! WRITE A CITATION FOR THIS SOURCE! 

17.  A client is seen in the emergency room with gastroenteritis, resulting in severe fluid volume deficit.  What is the priority nursing intervention (action)?

43.   The viral pathogen that frequently causes acute diarrhea in young children is?