RGT 2542 Ch 4

When selective angiography is performed, the amount of contrast agent administered to the patient is:

A. Usually increased
B. Usually decreased
C. Increased by 2
D. Not measured

A 2 French catheter inside diameter is equivalent to:

A. 1/3 mm
B. 2/3 mm
C. 1 mm
D. 3 mm

Catheters used for percutaneous insertion usually require that:

A. The vessel be exposed for the insertion
B. They be heated before insertion
C. They be threaded over a guide wire during insertion
D. They be manufactured out of a latex material

Which of the following is true for needles measured using the Stubbs needle gauge?
1. The outside diameter of the needle is given.
2. The larger the Stubbs number, the smaller the outside diameter.
3. An 18-gauge needle measures 0.050 in inside diameter.

A. 1 only
B. 1 & 2
C. 1 & 3
D. All 3

The device that is slipped over the guide wire to prepare the path for the catheter is called a:

A. Guide wire catheter
B. Flexible tip catheter gauge
C. Vessel dilator
D. Introduction enhancer

In a prepackaged sterile tray, which of the following does not belong to the "prep" group of items?

A. 3x3 gauze pads
B. 20 in extension tubing
C. fenestrated absorbent drape
D. antiseptic basin

In a two-piece access needle, the portion of the needle that is inserted into the outer cannula portion is termed a(n):

A. Trocar
B. Dilator
C. Flange
D. Obturator

Catheter sizing information such as French size, length and guide wire size may be found imprinted on the:

A. Catheter tip
B. Catheter hub
C. Body of the catheter
D. Catheter trocar

Catheters used to obstruct the flow of blood in a vessel are equipped with _____ devices.

A. Ballon
B. Obturator
C. No side hole
D. Metal sheath

Which of the following is not an advantage of polyurethane catheters?
1. Low thrombogenicity
2. Better torque
3. Increased flow rates

A. 1 only
B. 2 only
C. 3 only
D. 1 & 2