Results 11 to 20 of about 83,102 (265)

α1-adrenergic stimulation increases ventricular action potential duration in the intact mouse heart

open access: yesFACETS, 2021
The role of α1-adrenergic receptors (α-ARs) in the regulation of myocardial function is less well-understood than that of β-ARs. Previous reports in the mouse heart have described that α1-adrenergic stimulation shortens action potential duration in ...
William Joyce   +4 more
doaj   +1 more source

The right ventricle in congenital heart disease [PDF]

open access: yesHeart, 2006
In patients with congenital heart disease the right ventricle (RV) may support the pulmonary (subpulmonary RV) or the systemic circulation (systemic RV). During the last 50 years evidence is accumulating that RV dysfunction develops in many of these patients and leads to considerable morbidity and mortality.
P A, Davlouros   +3 more
openaire   +2 more sources

Dynamics of systolic functional indexes of the heart and systolic interventricular interaction in patients with chronic heart failure of ischemic genesis depending on functional class

open access: yesPatologìâ, 2012
The peculiarities of changes of systolic functional indexes of the right heart chambers and interventricular interaction depending on functional class of heart failure of ischemic genesis in 111 patients with chronic heart failure of I-IV functional ...
V.V. Syvolap, N.V. Tumanskaya
doaj   +1 more source

Histological study on the heart ventricle of Egyptian bovines (Bos aegyptiacus) [PDF]

open access: yesOpen Veterinary Journal, 2019
Background: The heart ventricles have thicker walls than atrium as they pump blood through blood vessels into all body organs. Aim: This study aimed to describe the histological changes of the heart ventricles in Egyptian bovine (Bos aegyptiacus) with ...
Mahmoud Abdelghaffar Emam   +1 more
doaj   +1 more source

Implanted electrhydraulic artificial heart

open access: yesБюллетень сибирской медицины, 2010
The problem of full-featured, high-efficiency replacement of the heart’s pumping ability with an artificial analog is urgent all over the world. The most promising model of an implanted artificial heart is now the model with the elecrohydraulic principle
A. M. Shubladze   +3 more
doaj   +1 more source

Signal-Averaged Electrocardiography in Patients with Advanced Heart Failure: A Better Indicator of Left Ventricular Enlargement Compared with Conventional Electrocardiography [PDF]

open access: yesJournal of Tehran University Heart Center, 2011
Background: The signal-averaged electrocardiography is a noninvasive method to evaluate the presence of the potentials generated by tissues activated later than their usual timing in the cardiac cycle.
Bita Omidvar   +5 more
doaj   +2 more sources

Disorders of cardiac hemodynamic in attack period of bronchial asthma in children [PDF]

open access: yesMedičnì Perspektivi, 2016
By dopplerechocardiography method there was studied functional state of cardiac ventricles and character of hemodynamic disorders in 48 patients aged 5-17 years in attack period of moderately-severe and severe bronchial asthma.
Kondratiev V.А., Reznyk А.V.
doaj  

A piece of hammer in the right ventricle of the heart

open access: yesBMJ Case Reports, 2009
A 29-year-old male was referred to the surgery department with face injury after being hit with a small hammer fragment at work. Upon admission, he was slightly bleeding from the lacerated wound (size of 1×1 cm) in the maxillofacial region. Radiograph of the skull detected a small dense fragment in the region of injury (fig 1) and the patient was ...
Jiri, Knot   +5 more
openaire   +3 more sources

Home - About - Disclaimer - Privacy