study guide exam

122 terms by melly40 

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for national exam

Start IVs

what is not a phlebotomist's duty?

verbal skill, non-verbal,listening

effective communication must inclued

informed consent

patients must be informed of intended treatments and risks before they are performed.

provides a unique tracking number

The purpose of a requistion number(accession) on a lab slip

report the incident immediately to your supervisor

what should you do if you draw blood on the wrong patient

HBV

health care providers should be vaccinated for this BBP

Prothrombin times

The coagulation department tests for samples for:

Serology

A Prothrombin time (PT) is performed in the --------department

Microbiology

A urine C&S is performed in the ______department.

Prothrombin Time

A CBC contains all the following except: Leukocytes, erythrocytes, Hgb and Hct, prothrombin time.

Hematuria

Blood in the urine is called

Albuminuria

Protein in the urine is called

Hematology

A CBC is performed in the ______department in a lavender tube.

wear your laboratory coat at all times

is not a proper laboratory safety procedure.

mixing bleach with other cleaners

Is an unacceptable chemical safety procedure

Decontaminate the site and fill out an incident report

1st thing a phlebotomist should do in the event of an accidental needle stick.

Basophils

individuals with allergies may have an elevation in this type of leukocytes.

Neutrophils

The type of white blood cells that eats and engulfs (phagatosis)

120 days

Lifespan of an erythrocytes is?

get a feathered edge

When performing a blood smear the goal is to?

infection is prevented

When the chain of infection is broken

an organism capable of causing disease

a pathogen is?

turn the faucet off with the towel used to dry your hands.

Not a proper hand washing procdure.

Hand Washing

Best means of breaking the chain of infection.

5.0L

The normal blood volume for an adult is approximately?

45%

The normal amount of formed elements in whole blood is?

heart and veins

These vessels have valves to prevent backflow.

Capillaries

This vessel is microscopic and is where the exchange of oxygen and carbon dioxide takes place.

This procedure wont hurt

inapropriate statement to make to a patient.

keeping the patients arm in a downward position

venous reflux is prevented by?

make a patients veins more visable

The purpose of applying a tourniquet when performing venipuncture is?

leaving the tourniquet on for at least 2 minutes

Not a correct technique for apply tourniquet.

reasons for leaving hands for venipunture as last resort.

tendency to roll, difficult to stick, uncomfortable, collapsing.

tourniquet applied to tightly

uncomfortable, inaccurate results,arterial blood obstruction, venous flow obstructed.

median cubital vein

anticubital vein considered best for venipuncture

Cephalc vein

easiest vein to find in obese patients

hemolysis and excess tissue fluid

milking a finger for dermal punture leads to erroneous test due to this

using the thumb to palpate the vein

wrong technique when selecting a vein.

plasma, buffy coat, and blood cells

upon standing, a blood specimen to which and anitcoagulant has been added serperates into.

from clotted blood that has been centrifuged

how is serum obtained.

using a red-stoppered tube

how is whole blood obtained.

Placing a contaminated needle in a biohazard bag

violation of OSHA standard

20-22 gauge

gauged needles routinely used for venipunture

Amount of specimen required for test

The size of evacuated tube you choose to obtain a venous blood specimen depends upon the

EDTA

an evacuated glass tube with a lavender stopper contains

lavender

what color stopper tube is uesed to collect a blood speciment for a complete blood count

nothing

An evacuated tube with a red stopper contains

light blue

what color stopper tube is used to collect a blood speciment for a prothrombin time test.

EDTA or Heprin

lead levels require collection in a tube with this aditive

green

what color stopper tube is used to collect a blood specimen for most blood chemistries

lavender

what stopper tube is used to collect an erythrocyte sedimentation rate (ESR)

gray

what color stopper tube is used to collect glucose specimens?

GTT

This test involves fasting specimens then blood and urine specimens at specific times.

The tube may not have a vaccum

What may occur if an outdated evacuated tube is used to collect the blood specien?

Shaking a tube containing an anitcoagulant after drawing it.

ERROR in technique when working with evacuated tubes.

The needle may enter the skin above the vein and not puncture it.

What may occur if an angle of less than 15 degrees is used to perform a venipuncture?

Bleeding will occur around the puncture site.

What may occur if the needle is removed from the arm, before removing the tourniquet?

moving the needle after in has been inserted into the vein.

results in discomfort during venipuncture procedure.

The blood specimen must be transferred from the syringe to an evacuation tube.

disadvantage of using the syringe method of venipunture.

These should not be used for a venipuncture site

scarred skin, bruised skin,burned skin, painful area for patient.

stiff and hard

upon palpation, a scarred vein feels?

Applying pressure below the vein with your nondominant fingers.

technique used to prevent a vein from rolling.

small veins

which veins are most likely to collapse when performing a venipuncture?

Use a butterfly needle

If you suspect that a vein will collapes you should.

phlebitis

repeated venipuncture in the same vein may result in this complication.

Hematoma

The most common complication of venipunture.

infectious microorganism

blood cultures are performed to detect_________in blood.

Immediately remove the tourniquet and needle.

During the venipuncture procedure, a sudden swelling occurs in the area around the puncture site.

newborn heel stick

A PKU test is performed.

Using to small guage needle to collect the specimen.

May result in hemolysis of the blood specimen.

Inaccurate test results

Hemolysis of a blood specimen results in?

Blood vessel constriction

As a response to injury, the initial vascular reaction is?

Remove the needle and protect the patient from injury.

a patient becomes dizzy and is about to faint.

Glucose, hormones, sodium, antibodies.

The following is found in the serum of blood.

infection contacted in the hospital or other healthcare setting.

A nosocomial infection can be described as?

10 ml red stopper tube

electrolyte profile on patient. the lab directory indicates this test requires 4ml of serum. what tube should be used?

Gently rotate the tube 8-10 times

After drawing a blood specimen for an electrolyte profile, the next step is?

30-60 minutes

blood drawn in a red-stopper tube should be allowed to sit for this period of time prior to centifuge.

interfere with adequate serum collection

If a fibrin clot forms in the serum layer of a blood specien,it will?

basophils

a be patient with sever allergies. The most likely leukocyte to be elevated would be?

phagocytosis

The function of neutrophils leukocytes is?

Ask her to discuss the results with her daughter

A teenagers mother asks you for the result of her daughter's pregnacy test.

phlebitis

Repeated venipuncture over and over in the same ein can cause?

lateral part of the tip of the third finger.

site should be used to make a skin puncture on an adult.

inflammation and infection of the bone

what may occur if a finder puncture is made deeper than 3.1 mm?

using the first drop of blood for the test

error in technique when obtaining a capillary blood specimen

In the other arm

If the patient has an IV line in their arm, blood should be drawn?

Diluting the blood sample with tissue fluid

When performing a capillary puncture, the finger should not be squeeze to avoid?

Lateral plantar surface

The correct area to use on an infant's heel stick is?

30-60 minutes

The length of time it takes blood to clot in a red stop tube prior to centrifuge.

strep screen

This test cannot be preformed with capillary blood.

STAT

which test must be done first

sclerosed

hard cord like veins are called

age

the vaccum of a tube decreases with

2.0 mm

The recommended depth of an infant's heel stick should be less than?

H&H

Individuals donating blood must have this test performed prior to donation.

milky looking serum

lipemic blood is described as?

butterfly

winged infusion set

Edema

another name for accumulation of interstitial fluid.

RBC

Erythrocytes are called?

WBC

Leukocytes are called?

platelets

Thrombocytes are called

bleed

Patients on anitcoagulants will have an increased_____time.

plasma

liquid portion of unclotted blood

2 hours after eating

the term postprandial means

green

tube used for stat chemistries

red

what color tube is used for serum specimens

royal blue

If a tan tube top is not available,what color tube can be used?

hemotoma

most common complication from phlebotomy is?

HBV

The most common BBP in the lab setting

chephalic

which vein is usually palpable in obese patients

bedside

Point of care testing (POCT) is performed where?

sodium floride, potassium oxolate

The name of the preservative to maintain glucose stability and prevent glycolysis is?

Quantitiy not suffiecient

QNS

8-10

How many times do you invert a tube with anticoagulant

improper site cleaning

The most common cause of a blood culture contamination.

Air-borne infection

small particals that carry pathogens

droplet method of infection

sneeze, cough, flu, mumps

blood-borne infection

transmission thru blood. HIV

Nonsocomial infection

direct or indirect contact with contaminated item. Usually in hospital

vector-borne infection

insect, tick, misquito

indirect/formite infection

picking up or touching contaminated iteam

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