Exam 4

All of the following are true of virtual colonoscopy except

A. It is performed using MR technology

All of the following are true of cleansing enemas except

A. They are intended for the administration of enteric medications

All of the following situations would require aseptic techniques EXCEPT:

A. insertion of barium enema tip.

When using a portable fluoroscopy C-arm in surgery:

A. the image receptor and C-arm are draped with a snap cover for sterility.

The use of water-soluble contrast agent such as Gastrografin for a colon examination is warranted for patients with:

B. a possible bowel perforation

When establishing a sterile field using a sterile drape:

B. all drape items must be clean and dry.

To allow tissue healing from a partial colon resection

B. an external stoma is created to allow for defecation

The goal of aseptic technique is to:

B. protect the patient from pathogenic microbes.

Two people in sterile attire should pass each other in which of the following ways?

C. Back to back

If the sterility of an object is unknown, which of the following should be done?

C. Consider the object unsterile and do not use it.

Which of the following should be examined first when a sterile package is used?

C. Expiration date

Nasogastric (NG) tubes are inserted through the patient's _____ with the end of the tube placed in the _____.

C. Nasopharynx; stomach

The most common type of nasogastric tube used for stomach decompression is the:

C. Single-lumen Levin tube

When performing dressing changes, it is important to remember that:

C. if the wound is purulent, gowns are recommended.

The administration of glucagon shortly before a double-contrast barium enema is intended to

C. relieve bowel spasm

When putting on a pair of sterile gloves using the self-gloving, open technique:

C. the first glove is picked up by the inside cuff with one hand, being careful not the touch the outside of the glove.

To confirm the placement of an NG tube in its proper position, a physician may use:

D. A syringe to remove gastric contents as proof and Fluoroscopy or radiography for visualization

When opening a sterile tray, your fingers:

D. must never touch the inside of the tray.

Nasogastric tubes are inserted with the patient ---position

Fowlers