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Specimen Collection Flashcards | StudBud
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Specimen Collection
Specimen Collection
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specimen
Flashcards
25 cards
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Practice quiz
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Questions
25
Answers
1
What is the probable source of bright red blood in the stool?
Higher intestinal tract
Lower gastrointestinal tract
Small intestine
Stomach
2
What is important for the LPN to assess when preparing a pt for an test with
contrast media
?
Any allergies to iodine
Number of medications the patient is taking
The scheduled time of the test
Knowledge of the test
3
A sputum specimen is ordered on a patient. When is the best time to collect specimen?
After lunch
In the early morning
At bedtime
After breakfast
4
LPN collects a urine specimen. What is to be included on the label?
(Select all that apply.)
Insurance information
Date and time of collection
Medical record number
Identification of last name only
5
To ensure an accurate result when collecting a midstream urine sample for a pt. during menses:
Notify the health care provider, pt is mensturating.
Postpone the specimen collection until menses has ceased
Do nothing other than follow normal procedure,
Make a note on the lab slip that the pt is menstruating.
6
In preparing a pt for an electrocardiogram (ECG), what's the best position for the pt to be in?
Side lying
Standing
Prone
Supine
7
After bacteria are cultured from a midstream urine, what's accomplished by sensitivity testing?
Determines the antibiotic agent best to kill the bacteria
Identifies the immune system's reaction
Determines whether the patient is allergic
Confirms the accuracy of the results of the culture
8
What is the initial step in preparing a fecal occult blood test?
Provide the patient with a specimen hat or bedpan.
Gather both a Hemoccult slide and developing solution.
Perform hand hygiene, and apply treatment gloves.
Determine the patient's ability to help obtain a sample
9
When a urine is needed on an ambulatory pt, how should the nurse collect it?
Place a collection hat to the back of the toilet.
Place a collection hat to the front of the toilet.
Use a bedpan or fracture pan.
Use a bedside commode.
10
A pt is having an invasive diagnostic test. Which nursing diagnosis would be most appropriate?
Risk for anxiety related to diagnostic test/procedure
Ineffective coping related to diagnostic test/procedure
Deficient knowledge related to diagnostic test/procedure
Impaired skin integrity related to diagnostic test/procedure
11
What is the term for a urine specimen obtained by catheterization 10 min. after the pt voids
Midstream urine specimen
Creatinine urine specimen
Residual urine specimen
24-hour urine specimen
12
MD orders culture from a pt’s wound. Where on the wound would you obtain this culture?
From the old dried drainage
From both the wound secretions and wound cavity
From the wound secretions
From deep inside the wound cavity
13
Dr. orders sputum specimen on a pt. Which statement is an appropriate teaching for this patient
“The sputum cannot contain any saliva.”
“We will have to wait for the respiratory dept to help.
“You cannot drink any fluid until the specimen is obtained.”
“Here is a cup, just spit in this.”
14
What would the LPN tell the CNA when collectng a midstream urine on a pt. with possible UTI?
"Obtain 30 to 60 mL of midstream urine."
"Be sure to maintain aseptic technique."
"The urine has a foul odor."
"Watch the patient collect the urine specimen."
15
A pt is to obtain a stool sample at home for a Hematest. Which teaching is most appropriate?
Do not take specimen cards home.
The specimen needs to be frozen.
Obtain enough to fill a cup.
The stool specimen is not to be mixed with urine
16
Which of the following LPN actions lowers risks of infection from fecal occult blood testing?
Maintaining aseptic technique while performing the test
Performing the fecal occult blood testing in the pt's room
Assess the pt's ability to give an uncontaminated specimen
Wearing clean gloves while testing
17
Which indicates the presense of occult blood in the stool?
"The results were positive when the paper turns green."
"If the paper turns blue, it is positive for occult blood."
"The sample turned red after about 45 seconds."
"Positive test turns the paper yellow."
18
What action can the LPN take to see that a midstream urine specimen doesn't become contaminated
Wear sterile gloves to open the sterile specimen kit.
Have the patient rate his or her current pain level.
Ensure the perineum is cleansed before the urine collection
Determine if the patient has any known allergies
19
The nurse should take a specimen from 2 different parts of the stool to test for occult blood
True
False
20
The LPN is taking a throat culture. What area will be swabbed with a cotton-tipped applicator?
Pharynx
Oral mucosa
Larynx
Trachea
21
There's an order for a culture specimen from a pt. with a bite wound. What does the LPN do 1st?
Explain the purpose of the test to the patient.
Assess the level of the patient's pain at the wound site.
Assess the patient for signs and symptoms of infection.
Read the order to determine type of specimen to be collected
22
What type of abnormalities can an electrocardiogram identify?
Those that interfere with electrical conduction
Those that produce a cardiac cycle
Those that result from an interrupted blood flow
Those that interfere with heart contraction
23
The term for the cleanest part of voided urine, taken after voiding is begun & before it"s done
Caught” specimen
24-hour urine specimen
Midstream urine specimen
Patient-collected specimen
24
What type of stool specimen must be sent to the laboratory immediately?
Occult blood
Infection
Ova and parasites
Fats
25
What should the LPN instruct the CNA about doing an Occult Blood stool test?
"Tell the pt that we test 1 section of the bowel movement."
"Notify me only if the test is positive."
"Use Gastroccult developer with Hemoccult developer."
"Save the sample so that I can retest it if it is positive."
