Results 81 to 90 of about 178,719 (264)

SINUS BRADYCARDIA AS THE INITIAL MANIFESTATION OF COVID-19

open access: yesJournal of the American College of Cardiology, 2021
Ivan Mendoza   +9 more
semanticscholar   +1 more source

Role played by periaqueductal gray neurons in parasympathetically mediated fear bradycardia in conscious rats

open access: yesPhysiological Reports, 2016
Freezing, a characteristic pattern of defensive behavior elicited by fear, is associated with a decrease in the heart rate. Central mechanisms underlying fear bradycardia are poorly understood.
S. Koba, Ryo Inoue, Tatsuo Watanabe
semanticscholar   +1 more source

Tracheal suctioning improves gas exchange but not hemodynamics in asphyxiated lambs with meconium aspiration. [PDF]

open access: yes, 2015
BackgroundCurrent neonatal resuscitation guidelines recommend tracheal suctioning of nonvigorous neonates born through meconium-stained amniotic fluid.MethodsWe evaluated the effect of tracheal suctioning at birth in 29 lambs with asphyxia induced by ...
Gugino, Sylvia F   +7 more
core  

CrossTalk opposing view: Bradycardia in the trained athlete is attributable to a downregulation of a pacemaker channel in the sinus node

open access: yesJournal of Physiology, 2015
It is well known that athletes have a low resting heart rate (bradycardia). The bradycardia can be moderate to severe: reports of heart rates of 40–60 beats min−1 in athletes are common (Boyett et al. 2013), and Jensen-Urstad et al. (1997) reported heart
A. D’Souza, Sanjay Sharma, M. Boyett
semanticscholar   +1 more source

Acute maternal exercise during the third trimester of pregnancy, influence on foetal heart rate = Ejercicio físico durante el tercer trimestre de embarazo, influencia en la frecuencia cardiaca fetal [PDF]

open access: yes, 2008
A substantial amount of research has investigated the influence of physical exercise during pregnancy on certain maternal and foetal parameters. Regarding the behaviour of the foetal heart rate (FHR) during the maternal exercise certain controversy ...
Barakat Carballo, Ruben   +3 more
core   +1 more source

Complete Congenital Heart Block in a Newborn Associated with Maternal Systemic Lupus Erythematosus: A Case Report

open access: yesInternational Journal of Medical Students, 2013
Background: Complete Congenital Heart Block (CCHB) is a rare disease of the newborn that carries significant morbidity and mortality. CCHB can be diagnosed early or late in life.
Mahmoud A. Kiblawi   +4 more
doaj   +1 more source

Apnoea and bradycardia during epileptic seizures: relation to sudden death in epilepsy. [PDF]

open access: bronze, 1996
Lina Nashef   +5 more
openalex   +1 more source

Centrifugation of the white-fronted Capuchin monkey, Cebus albifrons /Humboldt/ [PDF]

open access: yes
Acceleration stress in monkeys, and breathing rate, electrocardiographic, and skin temperature measurements during ...
Knepton, J. C., Jr.
core   +1 more source

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