Chapter 28 Diagnostic Tests

Chapter 28  Diagnostic Tests

Complete Chapter Questions And Answers
 

Sample Questions

MULTIPLE CHOICE

1. When preparing a client for a diagnostic procedure, which health care professional is responsible for ensuring that the needed consent form has been signed?
a.
nurse
b.
physician’s assistant
c.
health care provider ordering the procedure
d.
health care provider performing the procedure

ANS: A
Preparing the client for diagnostic testing begins with the correct scheduling of the procedure. During assessment of the client, the nurse confirms that the client’s identification band is in place, that the client has a basic understanding of what the procedure involves, and that any necessary consent forms are signed.

PTS: 1 DIF: Comprehension REF: White (2010)

2. To accurately assess the client’s response to a diagnostic procedure, which of these actions should the nurse take?
a.
Determine the client’s perception of how well the procedure was tolerated.
b.
Await the results of the test performed.
c.
Compare vital signs taken during and after the procedure, with baseline vital signs taken prior to the test.
d.
Read the health care provider’s progress note.

ANS: C
Care of the client during diagnostic testing is specific to each procedure but usually involves preparing the procedure room, obtaining necessary supplies, and testing the equipment before the procedure to ensure that it is functional. Standard Precautions are used when exposure to body fluids may occur during the procedure. Any specimens obtained must be correctly labeled and, if necessary, promptly sent to the laboratory. The nurse’s ongoing assessment during the procedure is critical to ensure that the client experiences no untoward responses to the procedure.

PTS: 1 DIF: Comprehension REF: White (2010)

3. A client receives radioactive iodine as part of a diagnostic procedure. After the test, what actions must the nurse take?
a.
Ask the client about previous allergic reactions to iodine or shellfish.
b.
Assess the client’s skin for breakdown and allergic reaction to the iodine.
c.
Collect and discard the client’s urine in a special container approved for handling radioactive wastes.
d.
Notify the client’s family.

ANS: C
Standard Precautions are used when exposure to body fluids may occur during the procedure. Any specimens from a client who receives radioactive iodine, such as urine, should be collected and discarded in a special container approved for handling radioactive wastes.

PTS: 1 DIF: Application REF: White (2010)

4. Which health care team member can perform venipuncture?
a.
laboratory phlebotomists only
b.
licensed practical nurses or registered nurses only
c.
physicians or their approved representatives
d.
various members of the health care team

ANS: D
Specimens of blood can be obtained by various health care team members by venipuncture, by arterial or capillary puncture, from central lines, or from implanted ports. Standard Precautions are used for any of these procedures. The nurse may either perform or assist with these techniques, depending on her or his scope of practice and the policy of the health care institution. It is important for the nurse to observe the client’s response to the procedure and to see that specimens are correctly labeled and sent to the appropriate laboratory.

PTS: 1 DIF: Knowledge REF: White (2010)

5. A client has just completed a respiratory aerosol treatment. When should a prescribed arterial blood gas specimen be obtained?
a.
immediately
b.
30 minutes after completion of administration
c.
prior to the administration of such a treatment
d.
15 minutes after completion of administration

ANS: B
After completion of a respiratory aerosol treatment, if ordered, an arterial blood gas specimen should be obtained 30 minutes after completion of administration to determine the effectiveness of the medications.

PTS: 1 DIF: Comprehension REF: White (2010)