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Suppose the image of an object is upright and magnified 1.75 times when the object is placed 15.0 cm from a lens. Find  the focal length (in cm) of the lens.

In the figure, a real inverted image I of an object O is formed by a certain lens (not shown); the object-image separation is d = 30.8 cm, measured along the central axis of the lens. The image is just 1/5 the size of the object. What is the focal length (in cm) of the lens?

19.A patient is admitted to the medical unit with complaints of excessive thirst and urinating approximately 8 liters per day. Laboratory results show serum sodium of 150 mEq/L (Normal range 136-145) and urine specific gravity of 1.003 (Normal range 1.005-1.030). Which additional clinical manifestation should the nurse expect to find in this patient with suspected diabetes insipidus?

35.A patient with HHS has been receiving treatment for 8 hours. Which assessment findings indicate that treatment is effective? Select all that apply.

32.An emergency department nurse is assessing a 72-year-old patient with type 2 diabetes who presents with severe dehydration and altered mental status. Blood glucose is 780 mg/dL  (normal 70-110- mg/dL) with no ketones present. Which factor in the patient’s history most likely contributed to the development of hyperosmolar hyperglycemic state (HHS)?

50.Which patient should the charge nurse assign to the care of an LPN/LVN?  

38.A nurse administers 1 mg glucagon IM to an unconscious patient with hypoglycemia. Which complication should the nurse anticipate and prepare for?

33.A nurse is caring for a 68-year-old patient with a history of congestive heart failure and hyperosmolar hyperglycemic state (HHS) receiving IV fluid resuscitation. Which assessment finding requires immediate intervention?

15.A nurse is reviewing the pathophysiology of syndrome of inappropriate antidiuretic hormone (SIADH) with a group of nursing students. Which statement best describes the pathophysiology of SIADH?

39.The nurse is preparing to administer vancomycin 750 mg in 250 ml of Dextrose in water over 75 minutes. The secondary infusion pump should be programmed to administer how may ml.hr? (Enter numeric value and round to nearest whole number)