Notes in Cardiac Development

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Published	09/21/2023	{{c1::heart}} is the first organ to begin functioning in embryo → vital to growth and development of all other organ systems
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Published	09/21/2023	broad overview of heart formation:*blastocyst → embryo → bilaminar disk → trilaminar disk → notochord (gives directionality) and mesoderm creates {{c1…
Published	09/21/2023	primitive heart tube 1 = {{c1::primitive atria}} → becomes {{c5::right and left atria::two things}}2 = {{c2::primitive ventricle}} → becomes…
Published	09/21/2023	{{c1::looping}} phase follows the primitive heart tube in cardiac embryogenesis - tube gets longer and sections move to bring the {{c4::ventricul…
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Published	09/21/2023	L-LEVO- heart tube bending/looping to the left side places {{c2::ventricles}} on the wrong sides:→ {{c1::LV}} is on right side of circulation→ {{c1::R…
Published	09/21/2023	once {{c1::primitive heart tube}} is formed, all of the cells are predestinated to become specific structure of mature heart blood flowing throug…
Published	09/21/2023	cardiac septation*follows looping of heart tube in cardiac embryogenesis - separates atria from ventricles, the two atria, and the two ventricles…
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Published	09/21/2023	abnormal blood shunting from {{c1::LA}} to the {{c1::RA}} → enlargement of right atrium and right ventricle *{{c2::atrial}} septal defect: forame…
Published	09/21/2023	ventricular septation*second half of cardiac septation (first half is atrial septation)- interventricular {{c2::muscular}} septum grows upwards very e…
Published	09/21/2023	great artery septation- single great artery comes across → splits into {{c1::aorta}} and {{c2::pulmonary artery}} through {{c3::transposition}}/spiral…
Published	09/21/2023	atrial mass divided into left and right components by {{c2::septum primum}} and {{c2::septum secundum}}left and right ventricles are separated from ea…
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Published	09/21/2023	at birth....- driven to breathe with {{c4::umbilical cord}} interruption - pulmonary vascular resistance is {{c3::decreased::increased/…
Published	09/21/2023	AV canal - endocardial cusions → mitral and tricuspid valves and AV septae atria- {{c1::ostium primum}} closed by septum primum and AV cushi…
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Published	09/21/2023	Adaptations of fetal circulatory system{{c4::umbilical}} veins and arteries → round ligament of liver- highly oxygenated blood from {{c8::placent…
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