100% satisfaction guarantee Immediately available after payment Both online and in PDF No strings attached
logo-home
CCI Adult Echo CTL Physics of Ultrasound 16% (COMPLETE SOLUTION) $10.49   Add to cart

Exam (elaborations)

CCI Adult Echo CTL Physics of Ultrasound 16% (COMPLETE SOLUTION)

 56 views  1 purchase

A highly attenuating structure inhibits the transmission of sound which produces an anechoic area, posterior to the structure known as - Shadowing Increasing sector size increases the - Number of pulses needed to create the image Increasing sector size will decrease the - Frame rate and temporal...

[Show more]

Preview 2 out of 12  pages

  • September 2, 2022
  • 12
  • 2022/2023
  • Exam (elaborations)
  • Questions & answers
All documents for this subject (2)
avatar-seller
AmazingGrace
CCI Adult Echo CTL Physics of Ultrasound 16% (COMPLETE SOLUTION) A highly attenuating structure inhibits the transmission of sound which produces an anechoic area, posterior to the structure known as - ✔✔Shadowi ng Increasing sector size increases the - ✔✔Number of pulses needed to create the image Increasing sector size will decrease the - ✔✔Frame rate and temporal resolution Spatial resolution will improve with - ✔✔Increased line density ________________ res olution is the ability to differentiate two reflectors that are perpendicular to the US beam - ✔✔Lateral ___________________ resolution is the ability to differentiate two reflectors that are parallel to the US beam - ✔✔Axial __________________ and _____ ___________ are weak off axis portion of the beam that decrease lateral resolution - ✔✔Grating lobes and side lobes Grating lobes are seen with ______________ and side lobes are seen with _____________________ probes - ✔✔Arrays and single element ________________ increases or decreases the brightness of the echoes displayed - ✔✔Overall gain The amount of _______________ or ______________ is related to the beam intensity which is not affected by the overall gain control - ✔✔Reflection or attenuatio n _________________ can be reduced by decreasing Doppler gain, increasing wall filter settings, or trying another wall outlet - ✔✔Noise _________________ artifact causes the simultaneous display of two flow profiles - ✔✔Beam width artifact Smaller _____ _________ decrease beam width artifact - ✔✔Sample sizes _________________ resolution decreases the ability to demonstrate a moving structure over time - ✔✔Temporal Decreased _______________ resolution will cause the real -time image to appear to "drag" wi th a time difference between motion of the probe or the structure and the image displayed - ✔✔Temporal Larger ______________ have decreased temporal resolution because there is more data to process before color is displayed - ✔✔Sample sizes To reduce art ifactual _______________ of the contrast, reduce the MI setting, reduce the output power and/or move the focal zone to the level of the mitral valve or lower - ✔✔Swirling Injecting contrast at a faster rate can also improve the _____________ appearance, b ut this is not a system control adjustment - ✔✔Contrast The ______________ the structure you are imaging the longer the time the pulse needs to reach it and return - ✔✔Deeper Deeper structures have pulses that are emitted at a __________ rate because the y need to travel a longer distance - ✔✔Slower If the pulses are transmitted and received at a slower rate, the rate that the image is produced (frame rate) will also be - ✔✔Reduced

The benefits of buying summaries with Stuvia:

Guaranteed quality through customer reviews

Guaranteed quality through customer reviews

Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.

Quick and easy check-out

Quick and easy check-out

You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.

Focus on what matters

Focus on what matters

Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!

Frequently asked questions

What do I get when I buy this document?

You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.

Satisfaction guarantee: how does it work?

Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.

Who am I buying these notes from?

Stuvia is a marketplace, so you are not buying this document from us, but from seller AmazingGrace. Stuvia facilitates payment to the seller.

Will I be stuck with a subscription?

No, you only buy these notes for $10.49. You're not tied to anything after your purchase.

Can Stuvia be trusted?

4.6 stars on Google & Trustpilot (+1000 reviews)

67866 documents were sold in the last 30 days

Founded in 2010, the go-to place to buy study notes for 14 years now

Start selling
$10.49  1x  sold
  • (0)
  Add to cart