NHA chapter 11 Testing & Lab procedures Test 2024 Questions with Answers, A+
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Course
NHA
Institution
NHA
Clinical Laboratories Improvement Amendments (CLIA-waived tests) - cORRECT sOLUTION have little chance of harm due to error; can be performed in a physician office
Random urine specimen - cORRECT sOLUTION Pt. urinates in a clean, non sterile container. This specimen is used for screening purpose...
NHA chapter 11 Testing & Lab procedures Test
2024 Questions with Answers, A+
Clinical Laboratories Improvement Amendments (CLIA-waived tests) - cORRECT sOLUTION have
little chance of harm due to error; can be performed in a physician office
Random urine specimen - cORRECT sOLUTION Pt. urinates in a clean, non sterile container. This
specimen is used for screening purposes and does not require fasting and can be performed at anytime
first morning urine specimen - cORRECT sOLUTION a urine specimen that is collected after a night's
sleep; contains greater concentrations of substances that collect over time than specimens taken during the
day and is used for pregnancy testing or when other analytes (protein, nitrites) need to be evaluated.
clean-catch midstream urine specimen - cORRECT sOLUTION Pts. performs perineal cleaning using
moist wipes, begins to urinate, and then collects the specimen midstream in a sterile urine container. This
is used for cultures or when a non contaminated specimen is desired.
24-hour Urine - cORRECT sOLUTION this method uses a container with preservatives. The pt. discards
the first morning specimen and collects all specimens for the next 24 hours, including the first void of the
second day. This type of collection is important in quantitative analysis of the components such as
proteins when analyzing kidney function
Catheterized Urine collection - cORRECT sOLUTION Nurse or provider inserts a sterile tube through the
urethra into the bladder and the CCMA preps Pt and assists provider during procedure.
fecal occult blood test - cORRECT sOLUTION lab test performed to detect blood in the feces which can
indicate a disease process or G.I.Bleed. To prevent a false positive instructions on medications and foods
to avoid for 3 days prior to testing and the pt is to collect three separate specimens on the filter paper.
tape test for pinworms - cORRECT sOLUTION Typically collectd on small children. provide Parents
with a slide with a piece of tape on it. The tape is placed over child's anus before getting up in the
morning and then back on the side and brought back to provider for analysis.
Stool samples for O & P, ova & parasite collection - cORRECT sOLUTION Stool samples can be
collected for parasites and or to evaluate for bacterial infections. Give pt special container and directions
for collection at home
, sputum culture - cORRECT sOLUTION microbial test used to identify disease-causing organisms of the
lower respiratory tract, especially those that cause pneumonias Pt should produce a deep,productive
cough. Pts should avoid mouthwashes prior to sputum collection
collecting culture specimens - cORRECT sOLUTION Always collected in a sterile container and
precautions should be taken not to touch inside of container or lids and swabs which could contaminate
the specimen.
Reminders for specimen collections - cORRECT sOLUTION Collect specimen at the right time, Use the
right site of suspected infection, minimize transport time to a reference lab, collect the appropriate
quantity, use the appropriate containers and label accordingly.
FDA (Food and Drug Administration) - cORRECT sOLUTION requires all testing to meet federal
guidelines and determines the complexity of the tests performed in the Lab. Ambulatory care centers
perform CLIA waived tests.
Point-of-care-testing (POCT) - cORRECT sOLUTION A mode of testing in which the analysis is
performed at the site where healthcare is provided
pregnancy test - cORRECT sOLUTION blood or urine test to detect the presence of hCG
Rapid Streptococcus testing - cORRECT sOLUTION Throat swabs are obtained to screen for Group A
streptococcus
dipstick urinalysis - cORRECT sOLUTION involves dipping a type of chemical analysis strip into a
sample or urine and reading the colors of the squares that measure the specific gravity, acidity (pH),
glucose, ketones, blood, leukocytes, nitrites, bilirubin, and urobilinogen levels in the sample
Hemoglobin machine - cORRECT sOLUTION Is measured using machine to screen for oxygen-carrying
protein in whole blood, performed using capillary blood from a finger stick (capillary puncture).
Spun hematocrit - cORRECT sOLUTION Fingerstick collection of blood in microcapillary tubes is
centrifuged and evaluated for the percentage of red blood cells
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