Exam 1: About This Book

A nurse has just conducted hearing loss audiometry testing on a 10-year-old patient.The patient's pure tone average was 52 dB.Which category of hearing of the American Speech-Language-Hearing Association (ASHA)does this result represent?

A patient has a serum calcium level of 7.5 mg/dL.Based on this information, a nurse should assess the patient for clinical signs and symptoms such as:

A patient has orders to begin gentamicin intravenously every 12 hours.Prior to the first dose, a nurse reviews the patient's laboratory results.Which result should the nurse communicate to the requesting health-care provider prior to starting this medication?

A patient is undergoing venipuncture for collection of a blood sample for $\alpha$ ₁-antitrypsin testing.Which condition is this type of testing most useful in identifying?

The nurse should assess for hypomagnesemia in the patient with:

The nurse is caring for a patient who is recovering from a ventral hernia repair and has developed a fever.New orders have been given to obtain a sputum culture.Which of the following actions should the nurse take before collecting the specimen?

A patient's laboratory test results indicate an increased level of zinc in the blood.The nurse is aware that this finding is consistent with which of the following conditions?

A patient's laboratory test results are negative for D-dimers.However, the health-care provider is concerned that an interfering factor may be skewing the results of this test.Which of the following factors could cause a false-negative result in this case?

A patient who seeks treatment at an urgent care center for arthralgia and fever has a history of a tick bite 2 weeks prior.On assessment the nurse observes a circular, red rash.Which laboratory test correlates with these clinical manifestations?

A nurse is drawing a plasma specimen from an infant for an amino acid screen.Which of the following conditions is this patient most likely being tested for?

A patient with an indwelling urinary catheter has an order for a 24-hour urine creatinine clearance test.To begin the test, the nurse should:

A patient has orders for serial troponin levels on admission and then every 6 hours times 3.The initial troponin level is 8 ng/mL, and 6 hours later the troponin level is 168 ng/mL.The nurse should plan care for the patient based on the possible diagnosis of:

A patient with a history of type 1 diabetes mellitus has a fasting whole blood specimen drawn as part of a pre-employment physical.The patient's blood glucose level is 86 mg/dL.Which intervention by the nurse is most appropriate?

A patient's laboratory test results indicate increased growth hormone (GH)level.The nurse understands that this finding is consistent with which of the following conditions? Select all that apply.

A middle-aged patient with a positive family history of heart disease has a total cholesterol level of 203 mg/dL with an HDL of 45 mg/dL and identified as having a Framingham 10-Year Risk of 5%.Which additional laboratory test results should a nurse identify as a marker of increased risk for coronary artery disease (CAD)?

A patient's test results indicate elevated intraocular pressure.The nurse should suspect which of the following conditions based on this finding?

A patient's laboratory test results indicate an elevated blood ammonia level.Disease in which of the following organs would best explain this finding?

An adolescent female patient diagnosed with iron-deficiency anemia is started on oral iron supplements.Which laboratory result should the nurse identify as an indication that the patient is responding to treatment after 1 month?

A patient is suspected of having scarlet fever.Which of the following antibody tests should the nurse expect to conduct on this patient to confirm this suspicion?

A nurse observes that a patient's urine has a red-to-pink color, but the urinalysis is negative for occult blood.The patient is not receiving any medications that are associated with changes in the color of the urine.A test for porphyrins is ordered.For which physical manifestations, suggestive of porphyria, should the nurse assess?