NHA Quiz 11: Testing and Laboratory Procedures

A medical assistant is instructing a patient on the collection of a clean-catch urine specimen for culture and sensitivity (C&S). Which of the following instructions should the medical assistant give the patient?

Void a small amount of urine into the toilet and then void the next portion into a sterile container

A medical assistant is instructing a patient about collecting stool specimen at home for occult blood testing. Which of the following statements should the medical assistant make about the patient's medications?

Discontinue any NSAIDs a week before the test

A medical assistant is preparing to perform a rapid strep test. Which of the following actions should the medical assistant take?

Bring the reagents and devices to room temperature

A medical assistant reviews the results of a urine pregnancy test and sees that a blue line did not appear in the control area. This indicates which of the following?

The pregnancy test is not valid

A medical assistant is performing a visual acuity test on an adult patient. The patient is able to read the 20/30 line with both eyes but misses one letter. Which of the following results should the medical assistant document in the patient's medical reco

20/30-1 both eyes

A medical assistant is performing a routine hearing test on a patient. Which of the following procedures measures a patient's hearing by using air and bone conduction?

Tuning fork test

A medical assistant is performing an allergen skin test. Which of the following actions should the medical assistant take?

Notify the provider immediately if the patient demonstrates signs of anaphylaxis

Which of the following sites should the medical assistant use for the administration of an intradermal skin test?

Anterior forearm

Which of the following instructions should a medical assistant provide to a patient prior to spirometry testing?

Avoid smoking for at least an hour prior to the test

A medical assistant is preparing to perform pulmonary function test on a patient who is dressed in a suit and tie. When preparing the patient for the test, the medical assistant should instruct the patient to do which of the following?

Loosen the tie and top buttons

A medical assistant receives a call from a reference laboratory reporting a fasting blood glucose of 450 mg/dL for a patient. According to protocol, which of the following actions should the medical assistant take?

Notify the provider of the test results

A medical assistant is reviewing the results of a urine collection provided by an adult patient at the clinic. Which of the following laboratory results is outside of the expected reference range?

Specific gravity 1.042

A medical assistant is collecting a specimen for testing. When is it appropriate for the medical assistant to label the specimen?

After collecting the specimen

A medical assistant is performing venipuncture. Which of the following pieces of information should be included on both the requisition form and the specimen label?

Date of birth

A medical assistant is assisting a provider with the collection of a fecal occult specimen. Which of the following statements about the collection is true?

The result is positive if a trace of blue color is detected on the edge of the smear