Specimen Collection Flashcards
A nurse is instructing a patient regarding collection of stool specimens for fecal occult blood testing. Which of the following should the nurse instruct the patient to avoid a few days before and during the testing period to help reduce the risk of false – positive results?
Poultry
Vitamin E supplements
Yogurt
Calcium supplements
Poultry
A nurse is caring for a patient who has a stage III pressure ulcer in the sacral area. Which of the following actions should the nurse take when obtaining a wound culture specimen from the pressure ulcer?
Irrigate the wound with an antiseptic solution before collecting the specimen
Wipe the crusty area around the outside of the wound with a sterile swab
Rotate a sterile swab in the area of drainage
Collect drainage from the wound dressing
Rotate a sterile swab in the area of drainage
A nurse is caring for a patient who has a suspected urinary tract infection (UTI). Which of the following urinalysis results should indicate to the nurse the presence of a UTI?
WBC count of 8,00/mm3
Trace amount of protein
Specific gravity of 1.010
pH of 6.0
WBC count of 8,00/mm3
A nurse is teaching a patient about home collection of a stool specimen for fecal occult blood testing. Which of the following instructions should the nurse provide?
Obtain specimens from three different stools
Eat a diet low in fiber and residue
Avoid foods that are high in fat
Refrigerate the specimen care after obtaining the first sample
Obtain specimens from three different stools
A nurse caring for a group of patients in an ambulatory care clinic is collecting urine for several prescribed diagnostic tests. For which of the following tests is a random sample voided into a clean cup appropriate?
Urine culture and sensitivity
Routine urinalysis
Urine creatinine clearance
Urine pregnancy testing
Routine urinalysis
At 0700, a nurse obtains a capillary blood glucose of 180 mg/dL from a patient who has diabetes mellitus. Which of the following is a correct action for the nurse to take?
Encourage the patient to get up and exercise
Repeat the test using a different glucometer
Give the patient a glass of orange juice
Administer insulin according to the patient’s sliding scale orders
Administer insulin according to the patient’s sliding scale
A nurse is collecting a blood specimen for culture from a patient hospitalized for pneumonia during this procedure, the nurse should
Keep the tourniquet in place from selection of the vein to completion
Rub the patient’s arm at the selected site prior to venipuncture
Elevate the patient’s arm above heart level for venipuncture
Puncture the selected vein while the antiseptic solution is still visible on the skin
Rub the patient’s arm at the selected site prior to venipuncture
An assistive personnel is collecting a 24 – hour urine specimen from a patient. Which of the following statements by the AP indicates that the specimen collection will have to be restarted?
I used a container from the lab that has a preservative in it
The patient just voided into the toilet, so the next void can be collected
I have the container in a plastic bucket filled with ice
The patient just told me that he forgot to put the urine in the container.
The patient just told me that he forgot to put the urine in the container.
A nurse is caring for a female patient who needs to collect a midstream urine specimen. Which of the following actions should the nurse take?
Give the patient a clean urine cup from the laboratory
Instruct the patient to cleanse the perineal area from back to front
Have the patient urinate a small amount of urine before starting the collection
Tell the patient to collect about 10 mL of urine
Have the patient urinate a small amount of urine before starting the collection
A nurse caring for a patient who has diabetes mellitus is having difficulty obtaining a capillary finger stick blood sample for point – of – care blood glucose testing. To help increase blood flow to the finger, the nurse should
Elevate the hand on a pillow
Pierce the skin in the middle of the fingerpad
Wrap the finger in a warm cloth
Firmly milk the puncture site
Wrap the finger in a warm cloth
