gray-scale ultrasonography

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Ultrasonography that displays small differences in an acoustical impedance as if they were different shades of gray.

QUIZZES

Did you ever collect all those state quarters? Put them to good use on this quiz about curious state monikers and the facts around them.

Question 1 of 8

Mississippi’s nickname comes from the magnificent trees that grow there. What is it?

The most recent activity had a high point of 3.6 on the Richter Scale.
26 Earthquakes Later, Fracking’s Smoking Gun Is in Texas|James Joiner|January 7, 2015|DAILY BEAST
So did Alexander Hamilton, and on a grander scale than your AmEx.
Forget the Resolutions; Try a Few Declarations|Kevin Bleyer|January 1, 2015|DAILY BEAST
Only two senators opposed the resolution, which the administration later claimed was the authority for a full-scale war.
The World’s Toughest Political Quiz|Jeff Greenfield|December 31, 2014|DAILY BEAST
The last time there was a raid of this scale was in 2001, when 52 men were arrested on Queen Boat, a floating disco on the Nile.
Sisi Is Persecuting, Prosecuting, and Publicly Shaming Egypt’s Gays|Bel Trew|December 30, 2014|DAILY BEAST

Some of the streets in this part of the town have seen large scale-destruction.
The Brothers Who Ambushed ISIS|Mohammed A. Salih|December 27, 2014|DAILY BEAST
On a small scale map, in an office, you may make mole-hills of mountains; on the ground there's no escaping from its features.
Gallipoli Diary, Volume I|Ian Hamilton
Very trim and strong, and confident he looked, with the glow of youth in his cheeks, and the spark of happiness in his gray eyes.
The Bondboy|George W. (George Washington) Ogden
Free discussion—never a very free thing in Russia—has now on any general scale become quite impossible.
The Salvaging Of Civilisation|H. G. (Herbert George) Wells
But consider what it will be when the system is adopted on a more comprehensive scale.
Blackwood's Edinburgh Magazine, No. CCCXXXIX. January, 1844. Vol. LV.|Various
They nodded at each other when they met, and the gray man showed him a little ship with rigging that took up and down.
Kipling Stories and Poems Every Child Should Know, Book II|Rudyard Kipling