dorsal aorta


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dorsal aorta

a large embryonic artery formed by the fusion of the caudal parts of the paired primordial aortae. It becomes the descending (thoracic and abdominal) aortae and median sacral artery.

aorta

; dorsal aorta major artery extending from the left ventricle, initially as the ascending aorta, the aortic arch, and thence thoracic and abdominal parts of the descending aorta, which terminates at the level of the fourth lumbar vertebra to divide to form right and left common iliac arteries
References in periodicals archive ?
Samples of lung and dorsal aorta were fixed in Bouin's solution for 24 h and embedded in paraffin.
The level of MDA and GSH in blood, lung and dorsal aorta showed normal values (Tables I, II and III).
It is observed also that exposure to IR and/or PQ significantly increased malondialdehyde (MDA) while decreased glutathione content (GSH) in the blood, lung and dorsal aorta indicating oxidative stress and increased lipid peroxidation.
Examination of control dorsal aorta sections show the wall composed of three tunics: an inner endothelial lining (tunica intima), a sub-endothelial layer (tunica media), and an outer coat (tunica adventitia) (Fig.
The patterns of most plasma free amino acid concentrations from force-fed rainbow trout with and without dorsal aorta cannulation were similar, and the dorsal aorta cannulation did not affect their patterns (Bae et al.
This suggests the dorsal aorta technique can be used to estimate the requirement of other amino acids by rainbow trout.
Results of post-prandial plasma free methionine concentrations (PPmet, 5 h after intubation) and post-absorptive plasma free methionine concentrations (PAmet, 24 h after intubation) in dorsal aorta cannulated rainbow trout force-fed with diets containing seven graded levels of methionine are shown in Figure 1.
The patterns of plasma free amino acids after force-feeding in rainbow trout, Oncorhynchus mykiss with and without dorsal aorta cannulation.
Evaluation of feed protein quality by measuring plasma free amino acids in Atlantic salmon, Salmo salar after dorsal aorta cannulation.
The dorsal aorta artery was then intubated with a 2-mm diameter, 50-mm long polyethylene cannula through which physiological solution was introduced to wash the system.
1977), the celiacomesenteric artery of bony fishes emerges from the dorsal aorta, unlike the pirarucu, in which this artery originates from the 2nd, 3rd and 4th left efferent branchial arteries.
Vasodilatador mechanisms in the dorsal aorta of the giant sholvenose ray, Rhinobatus typus (Rajiforme; Rhinobatidae).