Needles
Tube Color
Venipuncture
Capillary
Random Medical Trivia
100

True or False

The smaller the gauge number, the larger the lumen of the venipuncture needle

True

100

What color tube has no anticoagulant? 

Red top

100

What is another name for winged needle?

Butterfly

100

What is the first step after pricking the finger for capillary puncture?

Wipe the first drop of blood

100

What does BMI stand for?

Body Mass Index

200

The needle size most commonly used for adult venipuncture is....

21 gauge

200

What vacutainer tube is routinely used for hematology testing?

Lavender/purple/violet

200

What is the maximum time to leave a tourniquet on?

1 minute/60 seconds

200

Which fingers are usually used in capillary puncture for adults and children?

Middle and ring finger

200

What lab test measures average blood sugar over 3 months?

Hemoglobin A1C (HbA1c)

300

The needle size most commonly used in infants and the elderly is

23 gauge

300

What tube color should be used to collect blood for a GTT specimen?

Gray

300

Before a routine venipuncture or capillary puncture, the site typically is cleaned with....

Isopropyl Alcohol 

300

True or False

The patient must fast before a random blood sugar test

False

300

Which tube carries urine from the kidney to the bladder?

Ureter

400

What size needle is typically used for blood banks?

16 gauge

400

What anticoagulant prevents platelets from clumping and preserves the appearance of blood?

EDTA (lavender)

400

What is the most common risk factor for needle sticks?

Recapping needles

400

What is the name of the device used for dermal puncture?

Lancet

400

A patient’s pulse is 120 bpm at rest. What is this called?

Tachycardia

500

What is the angle of the needle for routine venipuncture?

15 degree angle

500

What color tube is used for CBC

Lavender/purple/violet

500

What can happen if the tourniquet is left on too long?

Hemoconcentration 

500

What is the name of the device used to check the patients glucose?

Glucometer
500

What position is the patient in during a Pap smear?

Lithotomy position