Results 121 to 130 of about 209,136 (306)

SOX6 is expressed in various cell lineages in the developing mouse heart and contributes to proper valvuloseptal development

open access: yesThe Anatomical Record, EarlyView.
Abstract Cells derived from the endocardium, epicardium, cardiac neural crest, and second heart field play a critical role in the formation of the valvuloseptal structures of the heart. Previous studies have shown that the expression of the transcription factor SOX9 in these cell populations is essential in the regulation of this process.
Hannah G. Tarolli   +6 more
wiley   +1 more source

The evaluation of the aortic annulus displacement during cardiac cycle using magnetic resonance imaging

open access: yesBMC Cardiovascular Disorders, 2018
Background The stress in the ascending aorta results from many biomechanical factors including the geometry of the vessel and its maximum dimensions, arterial blood pressure and longitudinal systolic stretching due to heart motion.
Tomasz Plonek   +7 more
doaj   +1 more source

Automatic Ascending Aorta Detection in CTA Datasets

open access: yes, 2008
The assessment of coronary arteries is an essential step when diagnosing coronary heart diseases. There exists a wide range of specialized algorithms for the segmentation of the coronary arteries in Computed Tomography Angiography datasets.
Saur, Stefan C.   +4 more
core   +1 more source

Descriptive, stratigraphic, and morpho‐functional study of the myocardium and myocardial bridges in domestic pig hearts

open access: yesThe Anatomical Record, EarlyView.
Abstract The heart is the central organ of the cardiovascular system. The myocardium is composed of a three‐dimensional network of fibers arranged in clockwise and counterclockwise helices, which are essential for proper cardiac contraction. This study aimed to describe the stratigraphic and morpho‐functional pattern of the porcine myocardium to ...
Mauricio Oliveira da Silva   +3 more
wiley   +1 more source

Simultaneous determination of wave speed and arrival time of reflected waves using the pressure-velocity loop [PDF]

open access: yes, 2007
This is the post print version of the article. The official published version can be found at the link below.In a previous paper we demonstrated that the linear portion of the pressure–velocity loop (PU-loop) corresponding to early systole could be used ...
J. Feng   +7 more
core   +1 more source

King Aorta: Narrative anatomy education

open access: yesAnatomical Sciences Education, Volume 18, Issue 3, Page 264-276, March 2025.
Abstract The aim of this study was to investigate the effects of narrative anatomy education and traditional anatomy education on academic achievement. The study included 64 students who were randomly divided into two groups. The two groups were (n = 32) control (Group 1) and (n = 32) experimental (Group 2). The pretest scores of the two groups were 36.
Halil Yilmaz
wiley   +1 more source

Dissection of ascending aorta: A complication of transradial artery access of coronary procedure

open access: yesHeart Views, 2018
Iatrogenic acute dissection of ascending aorta following coronary angiography and percutaneous intervention is a rare complication. Most reports involve localized aortic dissections as a complication of cannulation of a coronary artery with propagation ...
Muhammad Zubair Khan   +3 more
doaj   +1 more source

Cardiac index at which the PCTN of the ascending aorta exceeded 350 HU.

open access: yes, 2018
Cardiac index at which the PCTN of the ascending aorta exceeded 350 HU.
Yuko Nakamura (645668)   +9 more
core   +1 more source

Delayed Ascending Aorta Replacement in Blunt Chest Trauma with Aortic Injury [PDF]

open access: yes, 2018
Ascending aortic injury after blunt chest trauma is an emergency condition that requires urgent diagnosis and treatment. The authors report the case of a patient with traumatic ascending aortic injury who received ascending aorta replacement under ...
Young Woo Do   +3 more
core   +2 more sources

Framing anatomical variation in anatomy textbooks: Language use and its implications

open access: yesAnatomical Sciences Education, EarlyView.
Text mining of anatomy textbooks shows “abnormal” is the most frequently used descriptor for anatomical variation, reinforcing a binary framing. We advocate for explicit teaching of variation as a spectrum, with consistent, neutral terminology and contextualization (prevalence and functional relevance) to support a more nuanced understanding of ...
An‐Di Yim   +2 more
wiley   +1 more source

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