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51 Cards in this Set

  • Front
  • Back

Which of the following is part of the standard protocol when doing a bleeding time?

A butterfly type bandage is used

When collecting blood using a syringe, samples should be placed into evacuated tubes in the following order:

Blue, Lavender, Red

The outer layer of the heart is:


A platelet count of 650,000 per cubic millimeter is termed:


A phlebotomist with 6 collection orders for patients in the hospital receives a hand written laboratory order for STAT glucose after completing the fourth phlebotomy. The phlebotomist should:

Collect the STAT glucose, deliver it to the lab, then return to perform the other 2 collections.

Point of care testing (POCT) occurs:

At the patient's bedside

In the emergency department

In patient's homes

(All of the above)

Quality control for point of care (POC) must be performed:

Each day of use

Special considerations for phlebotomist on an elderly person would most likely include:

Decreasing the angle of penetration of the venipuncture needle

A body fluid that should be protected from light before analysis for bilirubin is:

Amniotic fluid

Skin puncture on an infant should be done on the plantar surface of the heel, median to an imaginary line extending from the middle of the great toe to the heel or lateral to an imaginary line extending between the fourth and fifth toes to the heel to avoid injury to the:


The most important part of blood collection procedure is:

Skin antisepsis

Vein carry:

Deoxygenated blood to the heart

When collecting blood from an artery for arterial blood gases, it is not necessary to pull back the plunger of the syringe because:

Arterial blood is under pressure from the contraction of ventricles.

A specimen for a peak gentamycin level should be collected:

30-40 minutes after the administration of the drug

A plasma protein that is not present in serum is:


If a patient indicated that he/she is not fasting, the phlebotomist should:

Ask the patient's nurse if the sample should be connected at this time.

When performing a skin puncture, which specimen should be collected last?

Heparin micro collections tubes

During the venipuncture procedure, place the phlebotomy tray

Within easy reach on a bedside table

Blood samples collected on filter paper for newborn screening tests should not be hung to dry to avoid:

Concentration of blood toward the end of the filter paper

Chain of custody protocol must be followed when collecting a forensic sample to ensure that:

The integrity of the specimen is accounted for.

Blood specimens collected for carotene analysis should be:

Protected from light

Blood specimens collected for prothrombin testing must be analyzed within:

24 hours of collection

When collecting blood for plasma renin activity testing, the blood must be transported:

In ice water

The right ventricle of the heart pumps blood into the:


Leukocyctes are responsible for:

Defending the body against bacteria and viruses

The appropriate course of action for a STAT order is to:

Send the tubes to the lab immediately upon collection

A finger stick sample for hemoglobin must be collected from a patient whole middle finger is broken and bandaged. The next best choice is for the finger stick is the:

Ring finger

When testing for a prothrombin (PT) with a (POC) instrument, the on board controls (OBC) will:

Be accepted by a bar code range

A patient who had a mastectomy cannot have blood collected in the arm on the same side as the mastectomy, due to:

Lymphodema - swelling of the lymph nodes causing infection.

All testing on cerebral spinal fluid should be performed within 1 hour of collection because cytolysis is dependent on:


A phlebotomist used a vacutainer system to collect blood specimens for the following lab tests:

CBC, PT, and Activated Partial Thromboplastin (APPT)

The OSHA bloodborne pathogen standard states that:

Both the needle and holder must be discarded together

Collecting blood from a vascular access device (VAD) can result in:

Colonized bacteria that accumulates around the line can be pulled into the line when used for a blood collection

A patient has an unstable anticubital vein. The next best choice to use for phlebotomy would be the :

Dorsal side of the hand

The left ventricle pumps blood into the heart itself and the circulation via this:

Aortic artery

The principle component of plasma is:


A patient seeks care at the ER department with a tempurature of 101. A thorough history and physical exam revealed no cause f the patient's high temperature. Blood culture speciments should be collected:

2 blood cultures at intervals of 45-60 minutes, 2 more at 24-48 hours

A fasting urine specimen is:

The 2nd urine specimen of the day

An activated thromboplastin (APPT) and factor VIII assay are requested on a patient with hemophilia. The appropriate course of action is to:

Hold pressure on the collection site for 15-20 minutes.

When obtaining a routine blood sample and a vein is not evident, a blood pressure cuff may be used at the following level:


Removal of more than 10% of an infant's blood volume at one time may cause:

Cardiac Arrest

During a trial in which forensic samples were used as evidence, it was noted that method validation for linearity limits were not performed for the drug based testing. The evidence is:

Unacceptable due to questionable linearity limits

A blood sample for carotene analysis should be labeled and:

Wrapped in foil

When a patient seeks care at the ER department because of complaints of chest pain, acute myocardial infarction (AMI) specimens measuring cardiac marker must be collected:

When patient arrives, as well as 2-4, 6-8, and 12 hours later

Specimens for cold agglutinin analysis was collected and placed in a 37 degree incubator. The specimen is unacceptable because:

The sample should have been warmed for 30 minutes

Specimens for daily chemistry testing were placed into the centrifuge. Upon starting to spin, the centrifuge began to shake. This could be due to:

An imbalance in tubes

The best way to prevent mislabeling of a tube is to:

Label blood tubes immediately after collectiing

Requirements for personal protective equipment, chemistry, hazards, reactivity, and health hazards are found in:

Material Safety Data Sheets

A phlebotomist must select the appropriate method of obtaining blood sample after considering the patient's:

Age and sample requirements

When preparing to collect a sample for an arterial stick the artery can be recognized by:

It's pulse

If a sample is delayed en-route to the chemistry lab, the glycolytic action of the cells will primarily affect tests for :

Glucose, phosphorus, and enzymes