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16 Cards in this Set
- Front
- Back
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these 2 structures develop from truncus arteriosus
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Pulmonary trunk and Ascending aorta
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This develops from the L horn of ventral aortic sac
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Arch of Aorta
L 4th Arch artery |
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This develops from the R horn of the ventral aortic sac
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Brachicephalic trunk
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This develops from 4th arch artery, 7th intersegmental artery
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R subclavian
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This develops from 7th intersegmental artery
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L subclavian
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____ forms the caval system
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Common cardinal veins
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____ from the yolk sac forms the mesenteric/portal venous system
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Vitelline veins
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____ from the placenta forms internal iliac and vesicular veins
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Umbilical veins
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Right valve of sinuatrial orifice enlarges to form...
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crista terminalis, valve of IVC, and the valve of coronary sinus
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Right horn of the sinus venosus gets incorporated into...
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atrial wall and forms the Sinus Venarum of atria (smooth part of atria)
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Left horn of sinus venosus becomes narrow and forms...
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coronary sinus
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Dorsal and ventral atrioventricular cushions (A-V endocardial cusions) fuse to form ...
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Septum intermedium
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_____ represents site of primitive aorta and pulmonary trunk
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Conus cordis/arteriosus
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____ represents site of primitive aorta and pulmonary trunk.
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Conus cordis/arteriosus
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Conus arteriosus merges with primitive ventricle to form...
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Bulbo(cono)ventricular cavity
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Truncus arteriosus separates the ascending aorta (anterior) and the pulmonary trunk (dorsal) via...
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aorticopulmonary (AP) septum
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