Order of draw

Order of draw

Assessment

Flashcard

Biology

9th Grade

Practice Problem

Hard

Created by

Wayground Content

FREE Resource

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15 questions

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1.

FLASHCARD QUESTION

Front

What is the order of draw in phlebotomy?

Back

The order of draw refers to the sequence in which blood collection tubes should be filled to avoid contamination and ensure accurate test results.

2.

FLASHCARD QUESTION

Front

What color tube is used for coagulation tests?

Back

Blue top tube is used for coagulation tests, as it contains sodium citrate which helps in preserving the sample.

3.

FLASHCARD QUESTION

Front

What is the purpose of using a tourniquet during venipuncture?

Back

A tourniquet is used to temporarily restrict blood flow, making veins more prominent and easier to access.

4.

FLASHCARD QUESTION

Front

What additive is found in the lavender top tube?

Back

The lavender top tube contains EDTA, an anticoagulant that binds calcium ions to prevent blood clotting.

5.

FLASHCARD QUESTION

Front

What is the function of sodium citrate in blood collection?

Back

Sodium citrate acts as an anticoagulant by binding calcium ions, which are necessary for blood clotting.

6.

FLASHCARD QUESTION

Front

Which tube is filled last in the order of draw?

Back

The lavender top tube is filled last in the recommended order of draw.

7.

FLASHCARD QUESTION

Front

What tests are typically performed using the red top tube?

Back

The red top tube is typically used for serum tests, including chemistry and serology tests.

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