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final ch 10-13
Phlebotomy final test
Question | Answer |
---|---|
A differential is a test that determines all of the following except | packed cell volume |
which of the following statements most accurately describes capillary puncture blood | a mix of venous, arterial, and capillary blood |
the temperature of heel warming devices should not exceed | 42 degrees celius |
which of the following is the medical term for a finger bone | phalanx |
all of the following are required characteristics of capillary puncture lancets EXCEPT | color-coding by width of blade |
all of the following equipment mat be required to collect capillary blood gases except | filter paper for blotting |
A microcollection container is sometimes called | bullet |
a laboratory report form should state that a specimen has been collected by a capillary punture | because can vary by specimen source |
Reference values for this test are higher for capillary specimens | glucose |
blood collected y puncturing the skin is called capillary blood because | it is from the dermal capillary bed |
a capillary puncture can be done in all of the following ways EXCEPT | a light blue top tube has been ordered |
all of the following patient conditions would make capillary puncture a poor choice for specimen collection EXCEPT | iatrogenic anemeia |
capillary puncture is the preferred method to obtain bolld from infants and children for all of the following reasons EXCEPT | results on capillary specimens are more accurate |
it is necessary to control the depth of the lancet insertion during heel puncture to avoid | injuring the calcaneus |
Acoording to the CLinical and Laboratory Standards Institution, depth of of a heel puncture should not exceed | 2.00 mm |
in which of the following areas does capillary specimen collection differ from routine venipuncture for tests that can be collected either way | order of draw |
the major blood vessels of the skin are located where | at the dermal-subcutaneous junction |
a capillary puncture that parallels the whorls of the fingerprint will | allow the blood to run down the finger |
capillary puncture eqipment includes all of the following EXCEPT | blood culture bottles |
what is the purpose of warming the site before capillary puncture | increase the flow of blood |
errors in capillary glucose results have been attributed to | isopropanol contamination of the specimen |
the purpose of wiping away the first drop of blood during a capillary specimen collection is to | reduce the tissue fluid contamination |
which of the following would e least likely to introduce excess tissue fluid into a capillary puncture specimen | wiping the alcohol dry |
during multisample capillary specimen collection blood smears and EDTA specimens are otained before other specimens to minimize | effects of platlet aggregation |
a blood smear prepared from an EDTA specimen should be made | within 1 hour os specimen collection |
all of following satements are true of blood capillary puncture EXCEPT | results are much more accurate then ABGs |
an infant may require a lood transfusion if blood levels of this sustance exceed 18 mg/dL | bilirubin |
A PKU test can be contaminated by all of the following EXCEPT | using isopropyl alcohol to clean the site |
erroneous newborn screening results can be caused by all of the following EXCEPT | using one large drop to entirely fill a collection circle |
jaundice in a newborn is associated with high levels of | bilirubin |
it is inappropriate to apply a bandage to a capillary puncture site on an infant or child younger than 2 years of age for all of the following reasons EXCEPT it can | turn into a contamination source |
which of the following action words associated with capillary puncture procedure are in correct order | warm,clean,puncture, wipe, collect |
strong repeatitive pressure such as squeezing or milking a site during capillary specimen collection | is necessary to obtain adequate blood flow |
capillary puncture is not a good choice for specimen collection if a patient is | dehydrated |
which test cannot be collected by capillary puncture | blood culture |
neonatal screening is the testing of | newborns for certain disorders |
microhematocrit tubes with a red band on one end contain | heparin |
in an infants heel the area of the vascular bed that is rich in capillary loops is located | between .35 and .82 mm deep |
which of the following is not a correct capillary puncture technique | press the lancet down into the skin so that it does not slip |
clean catch refers to a urine specimen that is collected | after cleaning the gential area |
a test that identifies bacteria and the antibiotics that can be used against them is | C |
which of the following types of infections would be classified as a UTI | bladder |
a technician is aspirating a specimen from a flexible tube coming out of a patients nose what type of test was most likely ordred | gastric analysis |
a technician collects a specimen from a child's mouth by rubbing a swab inside the cheek what is eing collected | buccal |
a type of bacteria that can damage the stomach lining is | heliobacter pylori |
an exocrine gland disorder that primarily affects the lungs, pancreas, upper respiratory tract, and liver is | cystic fibrosis |
A term used to describe blood that cannot be seen with the naked eye | occult |
what special information in addition to routine identification information is required when labeling nonblood specimens | type and source of specimen |
routine urinanalysis typically includes all of the following EXCEPT | cytological analysis |
urine cytology studies look for the presence of | abnormal cells |
which type of specimen is typically used in a routine analysis | random |
what is the recommened procedure for collecting a 24 hour urine specimen | discard the first morning specimens; start timing; collect all urine for 24 hours |
this type of specimen is sometimes used to compare urine concentrations of glucose and keytones to blood concentrations | doulbe-voided |
which of the following midstream urine collection steps are in the proper order | void into toilet;void into container; void any remaining urine into toilet |
which of the following tests is sometimes performed on amniotic fluid | alpha-fetoprotein |
this test requires intravenous administration of histamine or pentagastrin | gastric analysis |
an NP culture swa is sometimes collected to detect the presence of organisms that cause | whooping cough |
saliva can be tested for all of the following EXCEPT | diagnose tunerculosis |
a semen specimen would least likely be accepted for testing if it is | collected in a condom |
peritoneal fluid comes from the | abdominal cavity |
fluid from joint cavities is called | synovial fluid |
accumilation of excess fluid in the peritoneal cavity is called | ascites |
what is sputum | phlegm |
sputum specimens are collected in the diagnosis of | tuberculosis |
which of the following types of ETS tubes are used for synovial fluid specimens | EDTA, heparin and non-additive |
synovial fluid can be tested to identify | arthritis and gout |
a process called iontophoresis is used to collect | sweat |
bone marrow is typically aspirated from the | iliac crest |
which of the following tests may require 72-hour stool specimen | fecal fat analysis |
a refrigerated stool specimen would be acceptable for all of the following EXCEPT | ova and parsites |
what type of specimen is required for a rapid strep test | throat swab |
which site is typically used when performing a sweat chloride test on a toddler | thigh |
the first tube of cerebrospinal fluid is typically used for | chemistry studies |
a minimally invasive way of obtaining cells for DNA analysis is to collect a | buccal swab |
this test detects parasites and their eggs | O |
the hydrogen breath test detects | lactose intolerance |
what is a PKU? | Phenylketonuria ... amino acids |