CHAPTER 3 CATHETERS AND
GUIDEWIRES EXAM QUESTIONS WITH
CORRECT ANSWERS
flush (non selective) catheter - answer-has multiple side holes and delivers large
boluses.
selective catheter - answer-designed for placement into smaller vessels usually an end
hole only.
what are the basic types of catheters? - answer-balloon, drainage, g-tube.
balloon catheter - answer-used for pta (percutaneous transluminal angioplasty).
measured in atmospheres (atm)
what can a compliant balloon do? - answer-stretch
what can a non-compliant balloon do? - answer-minimal stretch but maintains shape.
drainage catheters are available in what shapes? - answer-straight, j and pigtail
where is a g-tube placed? - answer-placed in stomach to duodenum and ends in the
jejunum.
fixed core guidewire - answer-the core is attached close to the tip.
moveable core guidewire - answer-the inner core can be moved with the use of a
mandril (handle) to vary the length of the flexible tip.
what will the flexible portion of the wire prevent? - answer-vessel wall damage
what is the length of the flexible portion on a fixed core guidewire? - answer-3-10 cm
what is the length of the flexible portion on a moveable core? - answer-10-15 cm
the length of the guidewire should be at least ______ longer than the catheter. -
answer-10 cm
when exchanging catheters the guidewire should be ______ as long as the catheter. -
answer-twice
the diameter of a guidewire is measured how? - answer-in fractions of an inch. varying
from 0.014" - 0.045"
GUIDEWIRES EXAM QUESTIONS WITH
CORRECT ANSWERS
flush (non selective) catheter - answer-has multiple side holes and delivers large
boluses.
selective catheter - answer-designed for placement into smaller vessels usually an end
hole only.
what are the basic types of catheters? - answer-balloon, drainage, g-tube.
balloon catheter - answer-used for pta (percutaneous transluminal angioplasty).
measured in atmospheres (atm)
what can a compliant balloon do? - answer-stretch
what can a non-compliant balloon do? - answer-minimal stretch but maintains shape.
drainage catheters are available in what shapes? - answer-straight, j and pigtail
where is a g-tube placed? - answer-placed in stomach to duodenum and ends in the
jejunum.
fixed core guidewire - answer-the core is attached close to the tip.
moveable core guidewire - answer-the inner core can be moved with the use of a
mandril (handle) to vary the length of the flexible tip.
what will the flexible portion of the wire prevent? - answer-vessel wall damage
what is the length of the flexible portion on a fixed core guidewire? - answer-3-10 cm
what is the length of the flexible portion on a moveable core? - answer-10-15 cm
the length of the guidewire should be at least ______ longer than the catheter. -
answer-10 cm
when exchanging catheters the guidewire should be ______ as long as the catheter. -
answer-twice
the diameter of a guidewire is measured how? - answer-in fractions of an inch. varying
from 0.014" - 0.045"
