The renin-angiotensin-aldosterone system is activated during shock in order to cause the following? A. Increase in preload, afterload, and reabsorption of sodium B. Hypotension and bradycardia C. Decrease in Preload, afterload, and reabsorption of sodium D. Vasodilation and sodium reabsorption {Ans: A. Increase in preload, afterload, and reabsorption of sodium}Metabolic acidosis is best described by which arterial blood gas results? {Ans: B. pH decreases, Pco2 decreased , H2CO3 low}It is 0600 hours and you are treating a 63 year old female with slurred speech, facial droop, and altered mental status. At 0400 hours her husband heard her go to the bathroom. At 2300 hours they went to bed and everything was "fine". How should you report the last time she was known normal? {Ans: B 2300 hrs}A 27 year old male is breathing fast and deep. he works at a preschool and believes the children plan to harm him. Which of the following statements is most helpful when treating the patient? {Ans: C. I understand that you are concerned. Please tell me more about why you feel this way.}A 22 year old male has recently undergone a surgical procedure to repair an injury to thoracic vertabrae