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Assumption of pacemaker function of the heart by a subsidiary focus as a result of its own increased automaticity; for example, accelerated junctional pacemaker takes command when it exceeds the sinus rate.
[L. usurpo, pp. -atus, to seize]
Farlex Partner Medical Dictionary © Farlex 2012
References in periodicals archive ?
2, at around 9:00 in the morning, while he was busy working in the agricultural land which he owns in common with complainant Frank, Connie and her relatives suddenly appeared and while there, with the use of force, violence and intimidation, usurped and took possession of their landholding, claiming that the same is their inheritance from their ascendants and while there, Connie immediately gathered coconuts and made them into copra.
Such a result would not only usurp the role of the judge, but also the role of the jury.
The Republican Senators said that they did not want to usurp the regulatory powers that rightfully belong to the states by regulating non-ERISA plans, especially since many states had already addressed the patient protection issue.
Aquino III from the Sandiganbayan was because no president can usurp the authority of his subordinates.
Summary: New Delhi [India], Apr 21 (ANI): Even as the Delhi Police continued with its investigations for the third day in a row in the Rohit Shekhar murder case, his mother Ujjawala Sharma on Sunday accused Rohit's wife Apoorva and her family of trying to usurp the property of her two sons--Rohit and Sidhhartha.
These students had never attended the classes and now usurp the rights of intelligent students.
ISLAMABAD -- Pakistan Peoples Party (PPP) will fight the religious extremists and not permit them to usurp political power in the name of religion, former President Asif Ali Zardari said in a message on the eve of 90th birth anniversary of Shaheed Zulfikar Ali Bhutto falling on Friday.
ISLAMABAD -- Former Pakistan President Asif Ali Zardari on Thursday said the Pakistan People's Party will fight religious extremists and not allow them to usurp political power in the name of religion.
Russia's Vladimir Putin is facing new protests challenging his victory in a presidential election he said had prevented the country from falling into the hands of enemies trying to usurp power.
With the help of the sapient horses, the pre-teen boy and girl escape a death planned by an evil relative, who is eager to usurp the throne of a dying king.
The statement claimed the amendment was an attempt by the legislature to usurp powers from the Governor and an effort by "an already dysfunctional legislature to secure more power."
For example, TNA pointed out that it was wrong for both Presidents Bush to usurp the congressional power to declare war, just as we pointed out that it was wrong for Bill Clinton to usurp this power when he was president.