USIDMS Extracranial Carotid
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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How can you tell the difference between the ECA and the ICA? | The ICA is usually larger and more lateral. A temporal tap (TT) is used on the proximal ECA to help identify and slightly change part of the waveform. The ECA has extracranial branches.
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What will cause the greatest change in blood flow? | The radius of the vessel.
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Where might an Eddy current be located? | In the bulb of the Carotid artery.
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What describes the time it takes to get from end diastole to peak systole? | Acceleration time
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Proximal to a severe stenosis, will you have increased or decreased pulsatility of the waveform? | Increased
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What are the 3 branches off of the aortic arch? | Right brachiocephalic, left common carotid, left subclavian
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The right brachiocephalic is also known as what? | Innominate
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What is the origin of the vertebral arteries? | The subclavian arteries
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The ECA has a ________ type of resistance, whereas the ICA has what type of resistance? | high; low
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With a transient ischemic attack or TIA how long does it take for the patient to recover? | Patient is fine in less than 24 hours
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Created by:
Tburris5
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