NHA book vocab

Correct order of draw

Yellow- light blue-red-green-lavender-grey

What tube should be inverted 8-10 times immediately after collection?

Lavender top

Which condition might require special handling with a chilled specimen?

Lactic acid

Which test requires a chain of custody day test ?

Blood alcohol level

CLSI

Clinical and laboratory standard institute

Purple

EDTA

10 - inversions

For blood cell numbers, size and shape

Green

Lithium heparin

10 - inversions

For chemistry test via plasma

Gray

Sodium fluoride and potassium oxalate

10 - inversions

For glucose levels

Gold

Clot activator

5 - inversions

For chemistry tests via serum

Red

No additive

0 - Inversions

Chemistry tests via serum

What can be described as an electrolyte?

Carbon dioxide

Which tube can a PT/NR, PTT, d-dimer or fibrinogen test be collected in?

Light blue tube

What are common test that could help diagnose or monitor cancer?

PSA, BRCA mutations, uric acid

How many inversions does a lavender tube top need?

8-10

What term describes the break down of red blood cells, which can effect laboratory results?

Hemolysis

Which antiseptic is used for a blood culture?

CHLORHEXIDINE GLUCONATE

Which tube contain anti coagulant and is used for coagulant studies?

Light-blue tube

Tests for yellow tube are?

Blood cultures

test used for red tubes are?

Chemistry panels thyraid, lipid tests

Tests for green tubes are

Used for: STAT

chemistry, electioytes, plasma tests

Phlebitis is ?

Repeated trauma can inflame veins

Which test is performed in the chemistry department?

BMP

What patient preparation is required for a lipid panel?

Fasting for 9-12 hours

When should a timed glucose tolerance test specimen collected?

At specific intervals after glucose ingestion

Which antiseptic agents cannot be used on patients with iodine or shellfish allergies

Tincture of iodine

Which tube is Microtainers used for glucose levels

Grey

pH of urine is typically between what two values?

5-7

Which antiseptic agents cannot be used on patients with iodine or shellfish allergies

Povidone-iodine

True or false? After collecting a Clean-Catch (Midstream) Urine Specimen, patients should refrigerate the sample

False

True or false? Elevated levels of Bilirubin in the urine can suggest liver issues or the breakdown of red blood cells.

True

Which Microtainers needs 5 inversions?

Gold

Which is NOT a reason for semen testing?

Testosterone evaluations

Which lancet size should be used for a capillary puncture on a 5-year-old child?

1.5 mm

What’s a CBC test?

common laboratory blood test—typically collected in a lavender-top tube (EDTA) via venipuncture—that measures the concentration of white blood cells, red blood cells, platelets, hemoglobin, and hematocrit

A patient has orders for a CBC and a lipid panel. Which tube is appropriate for the blood draw?

Lavender and tiger top tube

What’s a tiger top tube?

a serum separator blood collection tube (SST) featuring a red-and-gray or gold stopper. It contains a clot activator and a polymer gel that separates serum from blood cells after centrifugation, commonly used for chemistry, immunology, and serology, such as liver enzymes or lipid panels

What is CMP?

A Comprehensive Metabolic Panel (CMP) is a common 14-substance blood test assessing kidney/liver function, electrolyte balance, blood sugar, and protein levels.

Which tubes is a good choice for collecting a specimen for a CMP?

Tiger top and green top

Which anticoagulant tube contains a reversible agent and allows laboratory technicians to perform clotting time tests on a specimen?

Citrate tube

Considering the collection tubes needed for each of these tests, which specimen would be drawn first?

1. Fasting blood glucose

2. D-dimer (related to coagulation)

3. C-reactive protein

4. Serum iron

D-dimer test

What specimen shows lipemia

Milky, cloudy serum

For dermal puncture what test must be collected 1st ?

EDTA hematology

A specimen for blood gas requires what site prep ?

Warm the site for 3-5 min

Which tube yields serum after clotting and centrifuge

Red/gold SST

What action DECREASES hemoconcentration ?

Releasing tourniquet once blood flows

Which additive binds calcium irreversibly?

EDTA

The Allen test assesses latency of:?

Ulnar and radial arteries

A patient is on droplet precautions. What is required?

Surgical mask within 6 feet

Blood alcohol collection should avoid:?

Alcohol based skin prep

Chain of custody is required for ?

Forensic toxicology

Cold agglutinin transport requires:?

37 degrees Celsius

For neonates, total blood volume is low a safe guideline is maximum draw at one time is about:?

1% of total blood volume

A syringe transfer to tubes should be done?

Through a transfer device

Which can falsely increase potassium

Hemolysis

Which tube is for lactate

Grey top

Bilirubin in a neonate should be:?

Protected from light

A patient on heparin therapy is monitored with?

aPTT

What is aPTT?

It monitors heparin effect

Which is LAST choice for antecubitsl veins

Basilic

Reverse isolation is use to protect:?

Patients from staff/visitors

Capillary bod composition is best described as:?

Mixture of arterial, venous, interstitial

What tests are tested for green tube

chemistry, plasma, whole blood, ammonia, arterial blood gas, electrolytes

What tests are tested for light blue tube

PT/INR, PTT/aPTT d-dimer, fibrinogen

what tests are tested for purple tube

CBC,ESR ( erythrocyte sedimentation rate) , HIV RNA

Tests tested for orange tube

STAT, chemistry, cardiac markers, hormone levels

Why tests are tested for yellow tube

SPS ( sodium polyanethol sulfonate), blood cultures, micro biology, ACD, blood banking, DNA genetic testing

What tests are tested for grey

Glucose, lactic acid levels, blood alcohol BAC, ethanol level

What tests are tested for pink tube

Blood type ABO/RH, crosshatching, antibody screens, DAT

A forensic blood specimen must always include

Chain-of-custody documentation

What should be done before drawing from an unconscious patient

– ID band and requisition confirm unconscious patient identity

If a patient has edema, what complication may occur?

 Difficult vein palpation and specimen contamination