ARRT Patient Care 3

Question 1

Which type of isolation precaution is used for patients with pulmonary tuberculosis?

Accepted Answer

Airborne precautions

Answer

Pulmonary tuberculosis is spread by airborne particles (droplet nuclei <5 µm) requiring airborne precautions including N95 respirator use and negative-pressure rooms.

Question 2

A patient receiving oxygen via nasal cannula at 2 L/min needs a portable chest X-ray. The technologist should:

Accepted Answer

Leave the oxygen in place and proceed with the exam

Answer

Supplemental oxygen should not be interrupted; nasal cannulas do not significantly affect image quality and the patient's oxygenation status must be maintained.

Question 3

The term 'NPO' means:

Accepted Answer

Nothing by mouth

Answer

NPO is Latin for 'nil per os,' meaning nothing by mouth, and is used to restrict food and fluid intake before procedures or surgery.

Question 4

When performing a venipuncture for contrast administration, the needle bevel should be oriented:

Accepted Answer

Facing up (bevel up)

Answer

The bevel-up orientation allows the needle to enter the vein smoothly and reduces the risk of piercing the posterior vein wall.

Question 5

A patient undergoing a radiographic exam becomes unresponsive and pulseless. The technologist should FIRST:

Accepted Answer

Begin chest compressions immediately while calling for help

Answer

According to current AHA guidelines, high-quality chest compressions should begin immediately while simultaneously calling for emergency help.

(ARRT) American Registry of Radiologic Technologists Computed Tomography Certification Practice Test

(ARRT) American Registry of Radiologic Technologists Computed Tomography Certification Practice Test

ARRT Patient Care 3