DMSU 241 MODULE 7 EXAM
QUESTIONS AND ANSWERS ALL
CORRECT
The area in the lower thigh where the superficial femoral artery moves from a more
anteromedial position to a posterior position on the leg is called - Answer- Hunter's
canal
Raynaud's disease patients have characteristic color changes in their digits. What is
correct order for these color changes - Answer- White, blue, red
The most common systemic condition resulting in secondary Raynaud's is - Answer-
Scleroderma
Upper extremity arterial disease accounts for what percentage of all extremity
ischemia? - Answer- 5%
Anatomically, the digital arteries of patients with Raynaud's disease appear - Answer-
Normal
The most common anatomic variant in the upper arm is - Answer- The radial artery
originates in the mid to upper arm
The normal spectral waveform from an upper extremity artery has - Answer- A sharp
upstroke with a brief period of flow reversal in early diastole
The normal peak systolic velocity in the subclavian artery is - Answer- 80 to120 cm/s
Which of the following is an early sign of a significant arterial stenosis in the upper
extremities - Answer- Loss of diastolic flow reversal
With proper system adjustments what is the lowest velocity that duplex ultrasound can
detect - Answer- 2 cm/s
Symptoms consistent with acute arterial ischemia include all except - Answer- Porphyria
As compared to duplex ultrasound, contrast angiography (CA) has the following
limitations except - Answer- CA results in poorer resolution of collateral vessels
QUESTIONS AND ANSWERS ALL
CORRECT
The area in the lower thigh where the superficial femoral artery moves from a more
anteromedial position to a posterior position on the leg is called - Answer- Hunter's
canal
Raynaud's disease patients have characteristic color changes in their digits. What is
correct order for these color changes - Answer- White, blue, red
The most common systemic condition resulting in secondary Raynaud's is - Answer-
Scleroderma
Upper extremity arterial disease accounts for what percentage of all extremity
ischemia? - Answer- 5%
Anatomically, the digital arteries of patients with Raynaud's disease appear - Answer-
Normal
The most common anatomic variant in the upper arm is - Answer- The radial artery
originates in the mid to upper arm
The normal spectral waveform from an upper extremity artery has - Answer- A sharp
upstroke with a brief period of flow reversal in early diastole
The normal peak systolic velocity in the subclavian artery is - Answer- 80 to120 cm/s
Which of the following is an early sign of a significant arterial stenosis in the upper
extremities - Answer- Loss of diastolic flow reversal
With proper system adjustments what is the lowest velocity that duplex ultrasound can
detect - Answer- 2 cm/s
Symptoms consistent with acute arterial ischemia include all except - Answer- Porphyria
As compared to duplex ultrasound, contrast angiography (CA) has the following
limitations except - Answer- CA results in poorer resolution of collateral vessels
