MLT 1112 Final Exam- Study Guide

Diagnosis

Identification of a disease is termed:

Laboratory Assistant

This health care employee primarily processes laboratory specimens for testing, and may or may not perform the venipuncture procedure:

Needed Immediately

The physician placed an order for a stat blood test. This means that the test is:

Accredited

This is when an organization is recognized for being compliant with industry standards:

Autopsy

Determining the cause of death by examining a dead person's body:

Cancer

An uncontrolled growth of abnormal cells:

Certification

This confirms that the requirements for an industry credential were completed:

Nitrile

The most commonly used gloves in the laboratory:

Class C

This class of fire involves electrical wiring:

Class A

This class of fire involves paper:

Class B

A fire involving gasoline is in this class:

Class A

A water fire extinguisher is used for these types of fires:

Rescue anyone in danger

The first action to take when finding a fire:

Quality Assessment

Monitor and evaluate the ongoing and overall quality of the total testing process:

Proficiency Testing

A method to externally evaluate the quality of a laboratory's performance:

Accreditation

A process involving an internal self-study and external peer assessment by which organizations measure their performance against established standards:

HBV

Select the virus that a vaccine has been developed for and encouraged for use by health care professionals:

Waived Complexity Tests

Simple laboratory examinations and procedures that have an insignificant risk of an erroneous result:

Engineering Controls

Controls that isolate or remove the bloodbourne pathogens hazard from the workplace:

Compliance

Following regulations or other mandate is known as:

Diagnosis

Identification of a disease or clinical condition:

CMS

The regulatory agency that regulates all laboratory testing (except research) performed on humans:

FDA

This agency categorizes tests based on method complexity:

High Complexity

This type of testing complexity includes manual methods:

GHS

A common and coherent approach to classifying chemicals and communicating hazard information on labels and safety data sheets:

Type B

The type of immersion oil commonly used in the clinical laboratory:

Resolution

As the numerical aperture increases, the ___________ ability increases:

Anemia

A decrease in hemoglobin and/or erythrocytes is termed:

Erythrocytes

Select the cells that circulate for 120 days:

Erythrocyte Count

Select the test that is always included in a CBC:

Thrombocyte

The major blood component involved in primary hemostasis is the:

Hematocrit Test

This is the packed cell volume of erythrocytes reported as a percentage of total blood volume:

Lymphocytes

Erythrocytes in healthy adults are about the same size as these cells:

Erythrocytes

The RDW detects abnormal variation in the size of:

Leukopenia

A decrease in white blood cells is known as:

Critical Value

A life-threatening clinical laboratory result:

B-Cells

These cells produce antibodies:

Thymus

The T - lymphocyte develops in the:

Monocyte

The largest mature white blood cell in the peripheral blood is the:

Lymphocyte

The smallest white blood cell in the peripheral blood is the:

Fibrinolysis

The breakdown and removal of a fibrin clot is known as:

Anisocytosis

Size variation

Hypoxia

Deprivation of oxygen

Poikilocytosis

Abnormal shapes

Rouleaux

Abnormal formation of cells

PT/INR

This test is used to monitor oral anticoagulation therapy:

Interpupillary Control

This part of the microscope is used to adjust the distance between the oculars:

50x

Select the objective lens that has a total magnification of 500x:

Base

The field diaphragm is located in the ___________ of the microscope:

1000x

The total magnification while using the oil immersion lens is:

Working Distance

The distance between the objective lens and the object being viewed when the object is clearly in focus is known as:

Larger working distance to a smaller working distance

The clinical laboratory student was using the microscope to evaluate a slide when he switched from the 40x objective to the 100x objective to view the cells. Therefore, the student adjusted the microscope from a:

Nosepiece

This part of the microscope is used to secure the objectives:

Aperature Diaphragm Control Lever

This microscope part controls the light being illuminated through the specimen:

Numerical Aperature

This is noted on the objective and indicates the ability of the objective lens to collect light:

Field of View

The total area visible while looking in the microscope is known as:

They bind calcium

When filled with blood, how do these tubes prevent clotting?

Thrombocytes

These elements of the blood are derived from the megakaryocyte:

Leukocytosis

A white blood cell count of 15.0 x 109/L is known as:

Myeloid Cells

The erythrocytes are derived from:

Capillary

The tiniest blood vessel is known as the:

Peripheral Blood

Blood that circulates throughout the body is known as:

Fibrinogen

A specimen collected in these tubes contains:

Whole Blood

When blood is collecting in EDTA and is not centrifuged, it is considered to be:

Hemoglobin

Select the RBC component needed to carry oxygen:

Nephron

This is known as the functional unit of the kidney:

Uromodulin

The protein produced by the renal tubules:

Urea

This is a by-product formed as a result of the breakdown of protein:

Urochrome

The pigment that gives urine its typical yellow appearance:

On a well-mixed, unspun specimen

The physical and chemical evaluation of urine is performed:

Protein and blood

False negatives for this urine reagent strip test occur with high levels of Vitamin C:

Pyuria

Leukocytes in the urine is known as:

Protein

This urine reagent strip test actually measures albumin:

First morning specimen

Select the preferred urine screening specimen:

Hemoglobin

Bilirubin is formed by the breakdown of:

Anaerobic

Bacteria that grow in the absence of oxygen are called:

Cystitis

Inflammation associated with the bladder is known as:

Urobilin

The pigment that gives feces the characteristic brown color:

Ureter

A muscular tube that carries urine from the kidney to the bladder.

Specific Gravity

This test gives a non-specific measure of the concentrating ability of the kidney:

40x

The microscopic examination of cells in the urine is performed with this microscope objective:

Cystine Crystals

These urinary crystals appear in acid urine. They are colorless with a hexagonal shape. Their presence is always an abnormal finding:

Bilirubin Crystals

These urinary crystals are associated with liver disease:

Polyuria

The patient consistently voids 2600 ml of urine per day. This is known as:

Polydipsia

This is a common symptom of diabetes mellitus:

Oliguria

The patient consistently voids 400 ml of urine per day. This is known as:

Hyposthenuric

The patient's urine specific gravity result read 1.006. Select the term associated with this type of result:

The patient recently had an intravenous pyelogram

The patient urine result for specific gravity read 1.040 by refractometer method. Select the probable explanation:

Reagent Strip pH Test

This urine reagent strip test uses methyl red and bromthymol blue that are sensitive to hydrogen ion concentration. This is the principle for the:

Ketone Test

This urine reagent strip test will yield false positive results if the patient is on levadopa:

Organge

The medication known as Pyridium will cause the urine to exhibit this color:

Ketone Test

Prolonged vomiting and diarrhea may show a positive result on this urine reagent strip test:

Calcium Oxalate Crystal

Select the urinary crystal that may be associated with renal calculi:

Conjugated Bilirubin

This form of bilirubin is water soluble and therefore can be detected in the urine:

Glomerulus

This is also known as the renal corpuscle:

Necrosis

Death of tissue and cells is known as:

Urethra

This is a tube that carries urine from the bladder to the outside of body:

Squamous Epithelial Cell

These cells indicate vaginal or urethral contamination:

Distal Convoluted Tube

The final concentration of urine occurs here:

Green

Bilirubin in urine that has converted to biliverdin will give urine this color: