Nicotine molecules bind to __________ receptors in the brain…

Nicotine molecules bind to __________ receptors in the brain, stimulating the release of vasopressin, GABA, glutamate, beta endorphins, and epinephrine when the individual inhales the smoke.  Which of the following statements best explains why the first cigarette of the day for regular smokers has such a strong effect on them?

The nurse is caring for a patient with severe sepsis who was…

The nurse is caring for a patient with severe sepsis who was resuscitated with 3000 mL of lactated Ringer’s solution over the past 4 hours. Morning laboratory results show a hemoglobin of 8 g/dL and hematocrit of 28%. What is the best interpretation of these findings by the nurse?