bipolar lead

[ lēd ]

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The electrical connection of two electrodes to a recording instrument and to two different places on the body, such as the chest and a limb.

A record obtained from the combined input of the two electrodes.

QUIZZES

Apostrophes can be tricky; prove you know the difference between it’s and its in this crafty quiz!

Question 1 of 12

On the farm, the feed for chicks is significantly different from the roosters’; ______ not even comparable.

Such is her burgeoning popularity Toomey is looking to employ more instructors to lead her highly personalized exercise classes.
How Taryn Toomey’s ‘The Class’ Became New York’s Latest Fitness Craze|Lizzie Crocker|January 9, 2015|DAILY BEAST
There were a lot of little pieces, pieces of lead and stuff.
The Story Behind Lee Marvin’s Liberty Valance Smile|Robert Ward|January 3, 2015|DAILY BEAST
Big Perm worries that the lack of policing the “small fry” will lead to more crimes by “big fry.”
Ground Zero of the NYPD Slowdown|Batya Ungar-Sargon|January 1, 2015|DAILY BEAST
Few reports of his mental illness discuss lead poisoning as a possible reason for his mental deterioration.
Wrestler Mark Schultz Hates the ‘Sickening and Insulting Lies’ of ‘Foxcatcher’|Rich Goldstein|December 31, 2014|DAILY BEAST

Sting took over the lead role to try to draw an audience, but his thumpingly inspirational score was already the hero of the show.
Hedwig, Hugh & Michael Cera: 12 Powerhouse Theater Performances of 2014|Janice Kaplan|December 31, 2014|DAILY BEAST
These differences of interests will lead to disputes, ill blood, and finally to separation.
Blackwood's Edinburgh Magazine, Volume 60, No. 372, October 1846|Various
I looked round to see where our help was most wanted, and was about to lead them forward, when I heard the voice of the Alcalde.
Blackwood's Edinburgh Magazine, No. CCCXXXIX. January, 1844. Vol. LV.|Various
He was mounted on a spirited horse and his manner showed he was ready for any kind of an adventure, no matter where it might lead.
The Courier of the Ozarks|Byron A. Dunn
The slightest yellowish-brown discoloration indicates the presence of lead.
A Manual of Clinical Diagnosis|James Campbell Todd
Such a refusal would lead to quick enquiry—enquiry to information—information to want of confidence and speedy ruin.
Blackwood's Edinburgh Magazine, No. CCCXXXIX. January, 1844. Vol. LV.|Various