RVT ARDMS EXAM LATEST
Toe pressure of _______ or less has a very poor healing potential -
ANSWERS-30 mm/Hg
a difference of pressure greater than ______ mm Hg between radial and
ulnar suggests obstruction in the vessel with lower pressure -
ANSWERS-< 20 mmHg
Which cuffing method CAN differentiate between inflow and SFA
disease? - ANSWERS-4 cuff method. 3 CANNOT!
What probe and frequency do you want to use for ABI? - ANSWERS-
CW and 7-10 Mhz
What happens if you use cuffs that are too small? - ANSWERS-They
violate the 20% rule and will result in artifactually high pressure
When cuffing, what is the proper order of segmental pressures? -
ANSWERS-1. Always arm first
2. ankle
3.DP,PTA
4.Calf
END OF
PAGE
1
, RVT ARDMS EXAM LATEST
5.above knee
6.thigh
*Work your way up
What artery is used to obtain upper arm pressure? - ANSWERS-brachial
What arteries are used to obtain forearm pressure? - ANSWERS-ulnar
and radial
What is another name for calcified vessels? - ANSWERS-medial
calcinosis
What is psuedo claudication? - ANSWERS-spinal compression or
arthritic pain upon exertion
What is the exercise testing Medical Rule for claudication? -
ANSWERS-There will always be a pressure drop when a patient
experiences the pain of true vasculogenic claudication
What pressure drop in the ankle confirms vascular etiology for
claudication? - ANSWERS-20 or more
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PAGE
2
, RVT ARDMS EXAM LATEST
what is post occlusive reactive hyperemia? - ANSWERS-an alternative
method for stressing the peripheral arterial circulation on patients who
cannot walk
What percentage drop for PORH would be consistent with a single level
disease? - ANSWERS-< 50%
What percentage drop for PORG would be consistent with a multi-level
disease? - ANSWERS-> 50%
What is the protocol for PORH? - ANSWERS-bilateral thigh cuffs (19
cm) are inflated to supra-systolic pressure 20-20 mm/Hg above brachial
pressure for 3-5"
What does the protocol for PORH produce? - ANSWERS-ischemia
induced vasodilation distally
What treadmill recovery time is consistent with single level disease? -
ANSWERS-2-6 minutes
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PAGE
3
, RVT ARDMS EXAM LATEST
What treadmill recovery time is consistent with multi -level disease? -
ANSWERS-6-12 minutes
Arterioles are considered what? - ANSWERS-resistance vessels
What is the biggest difference between the layers of arteries and veins? -
ANSWERS-Tunica Media
What is the Tunica Intima? - ANSWERS-Innermost layer
What type of cells are in the Tunica Intima? - ANSWERS-Smooth
Endothelial Cells
What is the blood supply to the blood supply? - ANSWERS-Vasa
Vasorum
Where is the site of proliferative activity for atherosclerosis? -
ANSWERS-Subendothelial space
Which vessel layer is composed of smooth muscle cells? - ANSWERS-
Tunica Media
END OF
PAGE
4
Toe pressure of _______ or less has a very poor healing potential -
ANSWERS-30 mm/Hg
a difference of pressure greater than ______ mm Hg between radial and
ulnar suggests obstruction in the vessel with lower pressure -
ANSWERS-< 20 mmHg
Which cuffing method CAN differentiate between inflow and SFA
disease? - ANSWERS-4 cuff method. 3 CANNOT!
What probe and frequency do you want to use for ABI? - ANSWERS-
CW and 7-10 Mhz
What happens if you use cuffs that are too small? - ANSWERS-They
violate the 20% rule and will result in artifactually high pressure
When cuffing, what is the proper order of segmental pressures? -
ANSWERS-1. Always arm first
2. ankle
3.DP,PTA
4.Calf
END OF
PAGE
1
, RVT ARDMS EXAM LATEST
5.above knee
6.thigh
*Work your way up
What artery is used to obtain upper arm pressure? - ANSWERS-brachial
What arteries are used to obtain forearm pressure? - ANSWERS-ulnar
and radial
What is another name for calcified vessels? - ANSWERS-medial
calcinosis
What is psuedo claudication? - ANSWERS-spinal compression or
arthritic pain upon exertion
What is the exercise testing Medical Rule for claudication? -
ANSWERS-There will always be a pressure drop when a patient
experiences the pain of true vasculogenic claudication
What pressure drop in the ankle confirms vascular etiology for
claudication? - ANSWERS-20 or more
END OF
PAGE
2
, RVT ARDMS EXAM LATEST
what is post occlusive reactive hyperemia? - ANSWERS-an alternative
method for stressing the peripheral arterial circulation on patients who
cannot walk
What percentage drop for PORH would be consistent with a single level
disease? - ANSWERS-< 50%
What percentage drop for PORG would be consistent with a multi-level
disease? - ANSWERS-> 50%
What is the protocol for PORH? - ANSWERS-bilateral thigh cuffs (19
cm) are inflated to supra-systolic pressure 20-20 mm/Hg above brachial
pressure for 3-5"
What does the protocol for PORH produce? - ANSWERS-ischemia
induced vasodilation distally
What treadmill recovery time is consistent with single level disease? -
ANSWERS-2-6 minutes
END OF
PAGE
3
, RVT ARDMS EXAM LATEST
What treadmill recovery time is consistent with multi -level disease? -
ANSWERS-6-12 minutes
Arterioles are considered what? - ANSWERS-resistance vessels
What is the biggest difference between the layers of arteries and veins? -
ANSWERS-Tunica Media
What is the Tunica Intima? - ANSWERS-Innermost layer
What type of cells are in the Tunica Intima? - ANSWERS-Smooth
Endothelial Cells
What is the blood supply to the blood supply? - ANSWERS-Vasa
Vasorum
Where is the site of proliferative activity for atherosclerosis? -
ANSWERS-Subendothelial space
Which vessel layer is composed of smooth muscle cells? - ANSWERS-
Tunica Media
END OF
PAGE
4
