Abbreviation Key
		| 
			aarteryaaarteriesantanteriora-vatrio-ventricularCCervicalCoCoccygealCNCranial NerveDdiencephalic neuromere or diencephalondmdermatomyotomeinfinferiorintinternalLLumbarlatlateralltleft | 
			Mmesencephalic neuromere or mesencephalonmedmedialnnerveOOccipitalPprosencephalonpostposteriorprimprimordialRrhombencephalonRhrhombomerertrightSSacralTThoracicvveinvvveins | 
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		![atrial canal, cardiac jelly, cephalic neuropore, dorsal aorta, edge of presumptive left atrium, foregut endoderm, foregut lumen, neural fold [rhombencephalon (Rh. C)], otic placode, pericardial cavity, presumptive left ventricle](/drem/stage10/Z0/S121N.jpg) 
		
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			Carnegie Embryo #6330   |   Location: 01-09-10
		
	
		
	Keywords: atrial canal, cardiac jelly, cephalic neuropore, dorsal aorta, edge of presumptive left atrium, foregut endoderm, foregut lumen, neural fold [rhombencephalon (Rh. C)], otic placode, pericardial cavity, presumptive left ventricle
	
	Source: The Virtual Human Embryo.