Imaging and visualization procedure WEEK 2- sherpath

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Which type of tissue shows up as gray on a conventional x-ray image?

Soft tissue (correct)

Dense tissue

Hollow tissue

Moving tissue

For which purposes might a chest x-ray be used? Select all that apply

Diagnosing pneumonia (correct)

Assessing for tuberculosis (correct)

Confirming location of a pacemaker (correct)

Checking placement of a chest tube (correct)

Which anatomic structures can be imaged by ultrasound? Select all that apply.

Ovary (correct)

Spleen (correct)

Kidneys (correct)

Lymph nodes (correct)

Which phenomenon does “echo” refer to when used in relationship to ultrasound imaging?

Reflected ultrasonic waves Signup and view all the answers

Which purpose is served by using a contrast medium during radiographic examinations?

Distinguishes tissues with a similar density from one another Signup and view all the answers

In which way does a computed tomography (CT) scan differ from a conventional x-ray?

CT scans provide better images of soft tissue. Signup and view all the answers

Which statements describe disadvantages of magnetic resonance imaging (MRI)? Select all that apply.

The magnet will attract metal-containing objects in the body. Signup and view all the answers

Which descriptive phrase applies to the images produced by a positron emission tomography (PET) scanner?

Color-coded images Signup and view all the answers

Which major risk is associated with endoscopy?

Perforation Signup and view all the answers

Which characteristics are descriptive of a fiberoptic scope? Select all that apply.

It is flexible. Signup and view all the answers

Which statement describes a major advantage of endoscopy over other imaging techniques?

It allows for biopsy. Signup and view all the answers

Which statement explains why ribs show up as white on a chest x-ray?

Ribs are dense, so they block the x-ray beam. Signup and view all the answers

For which adverse events must a patient be monitored when a contrast medium is used?

Localized rash Signup and view all the answers

For which reason is it difficult to diagnose soft tissue disease based on an x-ray?

Soft tissues absorb varying amounts of radiation and do not result in clear, detailed images. Signup and view all the answers

In terms of diagnosis, which aspect differentiates a conventional x-ray and a computed tomography (CT) scan?

Amount and accuracy of information Signup and view all the answers

For which patient would magnetic resonance imaging (MRI) be contraindicated?

The patient with a pacemaker Signup and view all the answers

Which statement applies to positron emission tomography (PET) scanning?

A radioactive tracer must be used. Signup and view all the answers

How does positron emission tomography (PET) scanning detect disease earlier than other imaging modalities?

Shows cellular metabolic changes Signup and view all the answers

In which way is endoscopy a unique imaging technique?

It allows direct visualization of the inside of body structures. Signup and view all the answers

Which areas of the body are examined when a cystoscopy is performed?

Bladder and urethra Signup and view all the answers

Which type of endoscopy would be performed on a patient with a persistent cough?

Bronchoscopy Signup and view all the answers