click below
click below
Normal Size Small Size show me how
Specimen handling
Specimen handling and collection
Question | Answer |
---|---|
semen must reach the lab in what time frame? | 1 hour with as close to body temperature |
CBC's should never be ... | centrifuged |
What test requires that it be chilled in ice right after collection? | arterial gases, ammonia, lactic acid, pyruvate, and ACTH |
Arterial Blood Gas (ABG) samples need to be run within how long of collecting? | 15 min |
Which of the following are light sensitive specimens? | Bilirubin, carotene, and RBC folate |
Which tube needs to be pre warmed? | in a red top tube |
how long will a pre warmed tube need to be in an incubator and at what temperature? | 30 minutes at 37c (98.6F) |
If a test requires a chilled specimen, when must the specimen be chilled? | Immediately after collection |
Warming a sample does what? | Prevents the antibodies from attaching to RBC |
Chilling a sample does what? | Prevents separation from occurring within the specimen |
What common tests require chilling? | Ammonia, lactic acid, ABG, PT and PTT |
What common tests require warming? | Cold agglutinin, cryofibrinogen, and cryoglobulin |
What common tests require protection from light? | Vitamin B6, bilirubin, vitamin B12, carotene, and red cell folate |