Moini Ch25 Clinical Laboratory

Which cells play a vital role in internal respiration?

• bone marrow cells
• erythrocytes
• leukocytes
• mast cells
• basophils

Tags

NGSS.HS-LS2-3

NGSS.HS-LS2-5

What is the longest time a tourniquet should remain on a patient’s arm?

• one minute
• two minutes
• three minutes
• four minutes
• five minutes

Which of the following devices might be used to collect blood from fragile veins?

• a finger stick lancet
• a Vacutainer® system
• a butterfly needle
• an automatic puncturing device
• none of these

To test for substances that are sporadically released into urine, a physician might order which type of urine specimen?

• 24-hour
• clean catch
• random
• first voided
• timed

If a urinalysis cannot be performed within 30 minutes after collection, the urine specimen must be stored

• in an incubator.
• in a freezer.
• at room temperature.
• in a refrigerator.

The quality control log

• lists specimens sent to another laboratory for testing.
• shows when the testing equipment was last calibrated.
• shows all the procedures completed during the workday.
• shows the quality testing performed on every batch of reagent product.
• documents maintenance done on laboratory equipment.

The color code for an evacuation tube that does not contain an additive is

• red
• lavender
• gray
• red and black.
• yellow.

Which of the following describes a centrifuge?

• machine used to count blood cells
• machine used to separate particles
• machine used to heat cultures
• machine used to analyze specimens
• machine used to clean laboratory equipment

A home diabetes test is an example of

• a POL.
• a red blood cell index.
• Wright’s stain.
• a waived test.
• an aliquot.

Albumin found in urine might indicate

• renal disease.
• heart failure.
• hypertension
• fever
• all of these