UT-15 LE part 2

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50 Questions - Developed by: Joel - Developed on: - 1.927 taken

Carpel Tunnel...

  • 1
    In b-mode imaging of the common femoral artery and its bifurcation into the profunda femoris and femoral arteries, the profunda femoris normally courses:
    Lateral to the femoral artery
    Anteromedial to the femoral artery
    Posteromedial to the femoral artery
    Anterolateral to the femoral artery
    Posterolateral to the femoral artery
  • 2
    Which of the following does not generally occur as a result of trauma?
    Numbing weakness in the legs while standing
    Cramping pain in the calf, thigh or buttoc with exercise and relieved by rest
    Nocturnal muscle cramps
    Cramping pain in the calf, thigh or buttocks with exercise not relieved by rest
    Pain in hips or knees not relieved by rest
  • 3
    The tendency of objects to maintain their status quo is called:
    Potential energy
    Hydrostatic pressure
    Kinetic energy
  • 4
    Symptoms of advanced ischemia in the lower extremity include all of the following except:
    Dependent rubor
    Ulceration at the dorsum of the foot
    Pitting edema
    Elevation pallor
    Slow venous filling after dropping the elevated extremity into a dependent position
  • 5
    At any given moment, how much of the body's blood volume is found in the veins?
  • 6
    The main power source for blood propulsion in the venous system is:
    Right atrium
    None of the above
    Semilunar valves
    Calf muscle
  • 7
    The blood supply to vascular tissue is provided by:
    Osmosis across the intima only
    Tunica vasum
    Media perforators
    Septal capillary networks
    Vasa vasorum
  • 8
    The term laminar flow describes the:
    Normal venous flow
    Turbulent flow distal to a stenosis
    Layered manner in which blood courses within an arterial lumen
    Accelerated flow within a narrowed arterial segment
    Disturbed flow at arterial bifurcations
  • 9
    Patients presenting with a diagnosis of rest pain may complain of:
    Tingling in the foot which is relieved by elevation
    A numbing weakness produced by standing
    Pain in feet while walking which is relieved by rest
    Foot pain while in a horizontal position, relieved by standing or dangling the foot in a dependant position
    Foot pain at night which occurs on a irregular basis
  • 10
    A vibration noted while palpating a mass is called a:
  • 11
    Pulse sites commonly palpated in the lower extremities include all except:
    Common femoral
    Posterior tibial
    Anterior tibial
  • 12
    With severe lower extremity arterial occlusive disease, the dopller waveforms distally:
    Cannot be distinguished from venous waveforms
    Are almost always absent at the ankle level
    Will demonstrate flow reversal in the diastolic component
    Will eventually return to a relatively normal pattern once the disease process stabilizes
    Will appear markedly dampened, possible making interpretation difficult for distal segments
  • 13
    Which of the following entities is not a risk factor in peripheral arterial occlusive disease?
  • 14
    The smallest vessels in the body are:
  • 15
    The term tunica adventitia denotes:
    The outer lining of the arterial wall
    The middle layer of the arterial wall
    Transverse arterial muscle fibers
    The intimal wall
    The inner lining of the arterial wall
  • 16
    Common signs of advanced arterial insufficiency of the lower extremity include which of the following:
    4. dependent rubor
    1. loss of hair growth over the dorsum of the toes and feet
    1, 2, 4
    3. dermatitis with skin pigmentation
    2. thickening of the toe nails
  • 17
    Monophasic posterior tibial artery waveforms in an asymptomatic patient with normal ankle/arm indicies most likely indicate that:
    The high pass filter may be set too high
    The angle of insonation may be too low
    The angle of insonation may be too high
    The high pass filter may be set too low
    The doppler gain may be set too high
  • 18
    Ankle / arm indices in claudicating patients are usually:
    In the range of 0.1-0.3
    Artificially elevated
    In the range of 1.0-1.5
    In the range of 0.5-0.9
    Not a useful test for this condition
  • 19
    Of the following vien segments, which is imaged least commonly
    Distal femoral vein
    Distal deep femoral vein
    Common femoral vein
    Distal popliteal vein
    Proximal deep femoral vein
  • 20
    Common sites for ausculation of bruits in the lower extremity circulation include all fo the following except:
    Dorsum of the foot
    Popliteal space
    All are common ausculatory sites
  • 21
    A velocity obtained in the femoral artery is 225mm/sec, while a measurement just proximal to this site gives 90mm/sec. this suggest:
    Mild FA stenosis
    FA occlusion
    FA aneurysm
    > 50% FA stenosis
    > 80% FA stenosis
  • 22
    A patient's segmental pressure readings are as follow:
    RT brachial: 144 mmHg
    LT brachial: 140 mmHg
    RT high thigh: 110 mmHg
    LT high thigh: 164 mmHg
    These findings could result from all of the following except:
    Aortoiliac obstruction
    Right external iliac obstruction
    Right proximal femoral obstruction
    Right common femoral obstruction
    Right common iliac obstruction
  • 23
    The ankle/arm index is obtained by dividing:
    Lower of the two brachial pressures by the ankle pressure
    Higher of the two brachial pressures by the ankle pressure
    Ankle pressure by the higher brachial pressure
    Ankle pressure by the average of the two brachial pressures
    Ankle pressure by the lower brachial pressure
  • 24
    Which sign or symptom is least likely to be associated with arterial emobolization?
    Blue toe
    Progressive claudication
    Popliteal aneurysm
    Amaurosis fugax
  • 25
    The combination of neuropathy and periopheral atherosclerosis makes the diabetic patient especially vulnerable to:
    Foot lesions
    Aortoiliac disease
    Renal artery lesions
    Abdominal aortic aneurysm
    Popliteal entrapment syndrome
  • 26
    Distal to an aortoiliac occlusion, the common femoral artery signal is typically
    Impossible to distinguish from pulsatile venous flow
    Low-pitched and monophasic
  • 27
    All of the changes below can be attributed to incompetent venous valves following venous thrombosis except:
    Venous hypertension
    None of the above
    Varicose superficial veins
    Venous malformation
  • 28
    Diastolic reversal of flow is most likely found in:
    The vena cava
    Extremity arteries immediately following exercise
    Extremity arteries at rest
    Internal carotid artery
  • 29
    The most common source of upper or lower extremity peripheral arterial embolus is:
    Arterial dissections and atherosclerosis
    Ulcerated plaque
    The heart
    Small vessel arterioclerosis
  • 30
    The great saphenous vein:
    All of the answers are correct
    Is accompanied by the saphenous nerve
    Receives tributaries from all surfaces of the lower extremity
    Passes superiorly, anterior to the medial malleolus
    Originates along the medial dorsum of the foot
  • 31
    The term tunica intima denotes:
    The outer lining of the arterial wall
    Longitudinal muscle fibers
    The inner lining of the arterial wall
    Transverse arterial muscle fibers
    The middle layer of the arterial wall
  • 32
    The common radiologic terms "inflow" "outflow" "runoff" refer respectively to:
    Arterial side, capillaries, venous side
    Rt heart, pulmonary bed, systemic circulation
    Upper extremity, lower extremity, torso arteries
    Aortoiliac, femoropopliteal, trifurcation arteries
  • 33
    At the inguinal ligament, the external iliac artery becomes the:
    Internal iliac artery
    Femoral artery
    Common iliac artery
    Common femoral artery
    Profunca femoral artery
  • 34
    Ischemic ulcers are:
    Caused by pathogenic organisms
    Painless but bleed with manipulation and are located over pressure points or calluses
    Only mildly painful and relieved by elevation
    Very painful and usually located around the malleolus
    Very painful and commonly located distally over the dorsum of the foot
  • 35
    The right high-thigh pressure measurement is 108 mmHg, while the left high-thigh is 142 mmHg. Brachial pressure is 122 mmHg. Of the following, this most likely represents:
    Left iliac artery obstruction
    Right femoral artery obstruction
    Left femoral artery obstruction
    Right popliteal artery obstruction
    Aortoiliac obstruction
  • 36
    Which of the following is not correct of the great saphenous vein?
    It passes superiorly on the medial side of the thigh
    It passes superiorly on the lateral side of the knee
    It extends distally to the dorsum of the foot
    It enters the femoral vein
    It has more valves in the calf than in the thigh
  • 37
    Doppler venous signals typically are low-frequency and vary with respiration, whereas normal arterial signals in the legs and arms are:
    Relatively hig-freq. and nonpulsatile
    Mutliphasic and phasic with respiration
    Low-frequency yet pulsatile
    Multiphasic and vary with respiration
    Relatively high-frequency with pulsatile components
  • 38
    What doppler finding would not be evident in acute traumatic arteriovenous fistula?
    Increased diastolic flow in the feeding artery
    Pulsatile flow in the draining vein
    None of the choices
    Prominent collateral veins around the fistula
    Increased systolic velocity in the feeding artery
  • 39
    Which of the following statements about the dorsalis pedis artery is not true
    It runs anterior to the medial malleolus
    It is a branch of the peroneal artery
    It is typically the continuation of the anterior tibial artery
    It begins at the bend of the foot and ankle
    It joins the pedal arch about halfway along the dorsum of the foot
  • 40
    Ausculation of the abdomen, aortoiliac and common femoral areas is important because:
    Abdominal bruits are significant because they are usually radiating from the aortic arch
    Bruits are shaped like anal beads
    Only significant stenosis can cause bruits
    Absence of a bruit suggests absence of arterial disease
    Presence of the bruit may be the first indication of arterial diesase
  • 41
    Unilateral claudication in the calf and foot of a young patient suggest:
    Restless leg syndrome
    Anterior tibial compartment syndrome
    Popliteal artery entrapment
    Lumbar disc disease
  • 42
    The most common presenting symptoms in acute arterial occlusion include all of the following except:
    Pedel ulcer
  • 43
    A pulsatile mass in the groin after catheterization of a cardiac patient most likely will be:
    An arteriovenous fistula
    A hematoma
    A pseudoaneurysm of the femoral artery
    A false aneurysm of the femoral vein
    A femoral artery aneurysm
  • 44
    Early atherosclerosis of the lower extremities will be associated with:
    Blue toe
    Rest pain
  • 45
    The term "cyanosis" describes:
    Thickening of toe nails due to chronic ischemia
    Red color of tissue due to hyperemia
    Loss of dat hair 'cause of chronic ischemia
    Blue color of tissue due to ischemia
    Pale skin due to ischemia
  • 46
    The layer of arterial or venous wall composed entirely of endothelial cells is the:
    Tunica adventitia
    Tunica media
    No layer is composed of only one type of tissue
    Tunica intima
    Each layer is composed entirely of endothelial tissue
  • 47
    A common evaluation for advanced lower extremity ischemia involves raising the supine patient's leg and then having the patient sit and dangle the leg. a positive result is described as:
    Elevation paresthesis, dependent pain
    Elevation rubor, dependent cyanosis
    Elevation rubor, dependent pallor
    Elevation pallor, dependent rubor
    Elevation pallor, dependent cyanosis
  • 48
    The etiology of arterial aneurysms include all of the following except:
  • 49
    Which statement probably does not describe aspects of raynaud's disease?
    Normal wrist pressures when the hand is immersed in cold water
    Normal digital pressure when the hand is immersed in cold water
    Sequential white, blue, then eventually red color changes in fingers when the hand is immersed in cold water
    Decreased pressures when the hand is immersed in cold water
    Sequential white, blue, then eventually red color changes in toes when the fot is immersed in cold water
  • 50
    Compared to arteries, veins have:
    Thicker, more muscular walls
    Thicker intima
    Thinner intima
    Thinner adventitia and media
    Thicker adventitia and media

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