Patient Care
Collection Tubes
Venipuncture
Components of Blood
Considerations
100

A patient feels lightheaded and restless during their blood draw. The MA knows they should do this.

What is stop the procedure and alert the provider?

100

The MA is not sure which tube to use when obtaining a blood specimen. The MA knows to use this to find the correct tube.

What is consult the laboratory reference manual or laboratory directory?

100

This area should be the first place to look for a vein.

What is the antecubital space?

100

This is the primary component of blood that carries oxygen.

What are red blood cells (erythrocytes)?

100

This often requires chain of custody documentation.

What are drug screenings?

200

The MA notices that the pt appears very anxious. The MA asks this question to ensure patient safety.

What is "Have you ever fainted during a blood draw?"

200
The MA knows that the EDTA tube should be inverted this may times.

What is 8 to 10 times?

200

This is the preferred method for drawing blood from small or fragile veins.

What is the winged (butterfly) method?

200

The MA has received a critical lab value/critical lab result. The MA knows this is first action to take.

What is forward the results to the provider and alert the ordering provider?

200

The MA knows that one of the following is an example of a postanalytical consideration: improper data entry, insufficient quantity for testing, mislabeling of specimen tubes, error in patient identification.

What is improper data entry?

300

The MA knows that the patient should leave their bandage in place for this long following a venipuncture or capillary puncture.

What is 15 minutes?

300

This additive is in the light blue blood tube.

What is sodium citrate?

300

This is the preferred way to cleanse the area prior to a venipuncture.

What is clean area with 70% alcohol in an upward and downward motion with friction?

300

This component of blood contains water, waste products, gases, proteins, and nutrients.

What is plasma?

300
The MA knows that blood needs to stand for how long in order to clot before centrifuging.

What is 30 to 45 minutes?

400
The MA knows to instruct a patient to fast for which two tests.

What is glucose tolerance test (GTT) and lipid panel?

400
Out of the following tubes the MA knows this should be drawn first: green, red, gray and red marbled, lavender.

What is red?

400

This angle is used for venipuncture in the AC space?

What is 15 to 30 degrees?

400

This component of blood is crucial for blood clotting and stopping bleeding.

What are platelets?

400

The MA knows that this tube contains EDTA.

What is the lavender top tube?

500

A patient fainted during their last venipuncture. The MA knows to do this.

What is position the patient in a semi-Fowler's position or supine position?

500

Light-sensitive samples need to prepared this way for transport.

What is they should be wrapped in foil?

500

Name the order of draw for collection tubes.

What is yellow (blood cultures), light blue, red, red marbled, green, green marbled, lavender, and grey?

500

This component of blood is responsible for defending the body against pathogens.

What are white blood cells (leukocytes)?

500

The MA knows that one of the following needs to be on the lab requisition: Pt's weight, pt's height, dx code, MA's name.

What is diagnosis code?