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Stack #1924319
| Question | Answer |
|---|---|
| _____ indicates a significant (>than 50% diameter reduction) arterial narrowing during lower extremity arterial imaging | velocity > than 100% when compared to proximal adjacent areas |
| 3 factors of the Virchow triad | hypercoaguable state, venous stasis, vein wall injury |
| The superficial femoral is a ______ vein | deep |
| which vein is shorter on the right side, oriented vertically, and ascends posteriorly and laterally to its companion artery | right common iliac vein |
| the basilica vein is a ___vein of the ____ extremity | deep, upper |
| a normal pulse volume waveform contains a | dicrotic notch |
| what is the primary root of venous drainage in the upper extremity? | superficial venous system |
| risk factors for DVT include (3) | pregnancy, orthopedic surgery, oral contraceptives |
| _____ is considered a normal toe pressure? | 50 mmHg |
| The characteristics of a normal venous Doppler signal from the lower extremity include all except: phasicity, spontanaiety, augmentation w/ distal limb compression, and pulsatility. | pulsatility |
| venous valves are observed in all of these anatomic structures (3) | Greater Saphenous, Lesser Saphenous, and Gastrochemius |
| Which perforator veins are from the greaer saphenous vein in the distal thigh? | Dodd's |
| Exercise testing of the lower extremity arterial system is performed on a treadmill at a speed of ____mph. | 1-2 mph |
| During arterial duplex imaging Doppler signals are obtained using a _____ angle | 60 degree |
| Segmental pressures of the lower extremity tend to ______ the extent of the disease. | underestimate |
| blood pressure cuffs have a width _____in a diameter of the limb. | 20% greater than |
| most patients describe claudication as ______ | cramping in the leg muscles |
| exercise testing of the lower-extremity arterial system is performed on a treadmill on a ___ grade | 10-12% |
| The second main branch of the aortic arch is _____ | Left common carotid |
| The ABI on the Right side is _____mmHg | .66 |
| The common femoral vein lies within | scarpa's canal |
| _____ is most likely to produce a palpable thrill | dialysis access graft |
| In nondiabetic atients, ischemic skin lesions are not likely to heal if ankle systolic pressure is below _____mmHg | 55 |
| The longest vein in the body is _____ | The greater saphenous vein |
| The ABI on the left side is ______mmHg | .97 |
| Ankle pressures that fall after exercise and return to baseline in 5 min. suggest | single-segment occlusive disease |
| the presence of an incompetent venous segment is determined by | retrograde blood flow |
| the calf pulse waveform normally has greater amplitude than the high waveform because ______ | cuff artifact |
| The most important diagnostic criterion during venous duplex imaging is | vein response to transducer compression on skin |
| patients complaining of intermittent claudication will have an ankle brachial index (ABI) of | 0.59 |
| To obtain arterial Doppler signals during arterial color Doppler imaging, using a _____ imaging plane is best. | longitudinal |
| The profunda femoris artery lies _____ and _____ to the superficial femoral artery | posterior and lateral |
| a difference in pressure greater than 20 mmHg between arms usually indicates disease of _______ | subclavian vein |
| perforating veins connect the superficial and deep venous systems. Blood flow in the perforating veins is normally from the _____ to the ______. | superficial; deep |
| The major branches off the popliteal artery are the ____ and ____ arteries. | sural and genicular |
| A pulsatile venous signal is normal in all of these veins except: subclavian, SVC, Jugular, and axillary | axillary |
| The veinof Giacomini ascends in which area? | medial thigh |
| adequate pressure has been applied to compress a vein when? | The companion artery is deformed |
| 3 Characteristics of a normal Doppler signal obtained during lower extremity arterial imaging are all except: sharp up slope, triphasic and reverse flow, low velocity forward flow in late diastole, and dicrotic notch | dicrotic notch |
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