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A nurse suspects that the patient may have tuberculosis (TB) .She sends a sputum sample to the lab for testing.When the following tests are compared,which will best support the diagnosis of possible tuberculosis?


A) Acid-fast bacilli (AFB)
B) General cytology
C) Chemical analysis
D) Culture and sensitivity

E) B) and C)
F) A) and C)

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An appropriate procedure for urine testing with reagent strips for chemical properties of the sample is to:


A) obtain the first voided specimen in the morning.
B) immerse the test strip in the urine and remove immediately.
C) add a chemically active tablet to the urine and then test it with a reagent strip.
D) wipe the strip with a sterile gauze after dipping.

E) A) and C)
F) B) and C)

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An appropriate technique that the nurse can tell the patient to implement before obtaining a sputum specimen is to:


A) use mouthwash before the collection.
B) splint the surgical incision before coughing.
C) try to obtain a sample immediately after eating.
D) take a deep breath,cough hard,and expectorate.

E) C) and D)
F) A) and B)

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During a sputum collection,the patient becomes hypoxic.What action should the nurse take?


A) Suction the patient thoroughly.
B) Continue to complete the procedure quickly.
C) Stop the procedure and provide oxygen,if ordered.
D) Have the patient lie down and take deep breaths before continuing with the specimen collection.

E) C) and D)
F) B) and C)

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The patient has come to the emergency department complaining of coughing up bloody sputum.The patient has a 30-year history of smoking and has lost 15 pounds in the last month.What will the nurse expect the sputum specimen to be evaluated for?


A) Culture and sensitivity
B) Acid-fast bacilli (AFB)
C) Cytology
D) Chemical analysis

E) None of the above
F) B) and D)

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C

Which of the following is the site of choice for obtaining samples for an arterial blood gas (ABG) ?


A) Radial artery
B) Brachial artery
C) Femoral artery
D) Popliteal artery

E) A) and C)
F) All of the above

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An appropriate technique for the nurse to implement when obtaining throat cultures is to:


A) have the patient lie flat in the bed.
B) do the culture before meals or an hour after meals.
C) avoid touching the swab to any of the inflamed areas.
D) place pressure on the tongue blade along the back of the tongue.

E) C) and D)
F) All of the above

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The nurse is preparing to perform a venipuncture on a patient.Which of the following is an appropriate action for the nurse to take?


A) Apply the tourniquet until the distal pulse is no longer felt.
B) Remove the tourniquet after 1 minute.
C) Instruct the patient to vigorously open and close the fist.
D) Do not use veins that rebound.

E) A) and B)
F) C) and D)

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How should the nurse identify a patient before obtaining a laboratory specimen?


A) Use at least two patient identifiers.
B) Look at the chart before entering the room.
C) Ask the patient his name.
D) Check the patient's armband twice.

E) B) and C)
F) B) and D)

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The nurse has delegated activities of daily living (ADL) care of a patient with a large wound that is draining.Which of the following should the nurse instruct the nurse assistant to report back to her?


A) The wound has a foul odor.
B) Drainage is decreased.
C) The patient's temperature is slightly below normal.
D) The patient does not complain of discomfort.

E) A) and C)
F) None of the above

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When teaching a patient about home testing for occult blood,the nurse instructs the patient that:


A) positive results are indicative of bleeding.
B) poultry and fish should be eaten before testing.
C) testing should be done carefully during the menstrual cycle.
D) two samples should be obtained from the same part of the stool specimen.

E) A) and C)
F) A) and B)

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C

The nurse is caring for a patient who has had a craniotomy.The patient appears to need endotracheal suctioning.The nurse is aware that this can be of concern because suctioning can cause which of the following?


A) Violent coughing
B) Aspiration of stomach contents
C) Increased intracranial pressure
D) Bradycardia or tachycardia

E) None of the above
F) B) and C)

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An appropriate technique for the nurse to use when culturing wound drainage that is suspected to contain anaerobic bacteria is to:


A) use older secretions for the specimen.
B) add exudate from the skin to the wound specimen.
C) aspirate 5 to 10 mL of exudate from a deep cavity wound.
D) swab carefully and slowly in a back-and-forth motion across the wound.

E) B) and C)
F) A) and D)

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The least traumatic method of obtaining a blood specimen is known as __________.

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Assessment of the chemical properties of urine is done by immersing a special,chemically prepared strip of paper into a clean urine specimen,or by combining drops of urine with chemically prepared tablets.The _____________ of the strip or tablet indicates the presence of any of unique chemical properties.

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What instructions does the nurse provide to the patient to obtain a double-voided urine specimen?


A) Save two separate specimens from the first voiding in the morning.
B) Add two specimens together from the morning voiding and the evening voiding.
C) Discard the first sample,then wait a half hour and void again.
D) Void first and then self-catheterize to obtain the specimens.

E) B) and C)
F) A) and B)

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When obtaining a venipuncture sample for a blood culture,the nurse should:


A) recap the needles.
B) shake the culture bottles well.
C) use two different sites to draw samples.
D) inoculate the aerobic culture bottle first.

E) A) and B)
F) None of the above

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C

______________ is often indicated to collect sputum from patients unable to spontaneously produce a sample for laboratory analysis.

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An appropriate technique for the nurse to implement when preparing for a venipuncture is to:


A) tie the tourniquet in a knot.
B) tie the tourniquet,so it can be easily removed.
C) place the tourniquet 6 to 8 inches above the selected site.
D) make the tourniquet tight enough to occlude the distal pulse.

E) C) and D)
F) None of the above

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When using a commercially prepared tube to collect a culture,the nurse should:


A) take the swab and mix it in the reagent to check for color changes.
B) place the swab into the culture tube and then add a special reagent to the tube.
C) crush the ampule at the end of the tube and put the tip of the swab into the solution.
D) place the swab into the tube,close it securely,and keep it warm until it is sent to the laboratory.

E) A) and B)
F) None of the above

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