Structural Features in Tunica Media of the Aorta in Lamb

In blood vessels situated just after the heart, an irregular blood flow occurs due to some specific structural elements of the tunica media. The current paper describes the histological aspects of some post-cardiac arterial sections in lamb. The tissue samples were collected from five 30 days old ma...

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Main Authors: Dalma CSIBI, Adrian Florin GAL, Cristian RATIU, Viorel MICLAUS
Format: Article
Language:English
Published: AcademicPres 2017-05-01
Series:Bulletin of University of Agricultural Sciences and Veterinary Medicine Cluj-Napoca: Veterinary Medicine
Subjects:
Online Access:http://journals.usamvcluj.ro/index.php/veterinary/article/view/12624
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author Dalma CSIBI
Adrian Florin GAL
Cristian RATIU
Viorel MICLAUS
author_facet Dalma CSIBI
Adrian Florin GAL
Cristian RATIU
Viorel MICLAUS
author_sort Dalma CSIBI
collection DOAJ
description In blood vessels situated just after the heart, an irregular blood flow occurs due to some specific structural elements of the tunica media. The current paper describes the histological aspects of some post-cardiac arterial sections in lamb. The tissue samples were collected from five 30 days old male lambs (Țurcană breed). Histological specimens from different regions of the aorta were harvested (i.e., the ascending aorta, aortic arch, thoracic and abdominal regions of the descending aorta). From the specified regions, small pieces (cca. 0.5 cm) were fixed in neutral 10% buffered formalin. The tissues were subsequently embedded in paraffin wax, sectioned at 5 μm, and stained with Goldner’s trichrome and Verhoeff methods. Tissue analysis was performed using an Olympus system for image acquisition and analysis. Histological appearance of the assessed segments of the aorta in lamb is unusual. Major changes occur in tunica media of the aorta. In the ascending aorta, aortic arch and thoracic regions of the aorta, the histological outline is somewhat the same. The internal region of the media possesses the typical lamellar arrangement. Concerning the outer part of tunica media, the smooth muscle has a tendency to form bundles of various sizes. The muscle islands are not present in the media of abdominal region of the aorta, which exhibits the classic pattern of elastic arteries.
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spelling doaj.art-775cac6eb414436ab3c7fb415ad9dba72022-12-21T23:23:47ZengAcademicPresBulletin of University of Agricultural Sciences and Veterinary Medicine Cluj-Napoca: Veterinary Medicine1843-52701843-53782017-05-0174111111710.15835/buasvmcn-vm:1262410277Structural Features in Tunica Media of the Aorta in LambDalma CSIBIAdrian Florin GALCristian RATIUViorel MICLAUSIn blood vessels situated just after the heart, an irregular blood flow occurs due to some specific structural elements of the tunica media. The current paper describes the histological aspects of some post-cardiac arterial sections in lamb. The tissue samples were collected from five 30 days old male lambs (Țurcană breed). Histological specimens from different regions of the aorta were harvested (i.e., the ascending aorta, aortic arch, thoracic and abdominal regions of the descending aorta). From the specified regions, small pieces (cca. 0.5 cm) were fixed in neutral 10% buffered formalin. The tissues were subsequently embedded in paraffin wax, sectioned at 5 μm, and stained with Goldner’s trichrome and Verhoeff methods. Tissue analysis was performed using an Olympus system for image acquisition and analysis. Histological appearance of the assessed segments of the aorta in lamb is unusual. Major changes occur in tunica media of the aorta. In the ascending aorta, aortic arch and thoracic regions of the aorta, the histological outline is somewhat the same. The internal region of the media possesses the typical lamellar arrangement. Concerning the outer part of tunica media, the smooth muscle has a tendency to form bundles of various sizes. The muscle islands are not present in the media of abdominal region of the aorta, which exhibits the classic pattern of elastic arteries.http://journals.usamvcluj.ro/index.php/veterinary/article/view/12624lamb, tunica media, aorta, elastic artery
spellingShingle Dalma CSIBI
Adrian Florin GAL
Cristian RATIU
Viorel MICLAUS
Structural Features in Tunica Media of the Aorta in Lamb
Bulletin of University of Agricultural Sciences and Veterinary Medicine Cluj-Napoca: Veterinary Medicine
lamb, tunica media, aorta, elastic artery
title Structural Features in Tunica Media of the Aorta in Lamb
title_full Structural Features in Tunica Media of the Aorta in Lamb
title_fullStr Structural Features in Tunica Media of the Aorta in Lamb
title_full_unstemmed Structural Features in Tunica Media of the Aorta in Lamb
title_short Structural Features in Tunica Media of the Aorta in Lamb
title_sort structural features in tunica media of the aorta in lamb
topic lamb, tunica media, aorta, elastic artery
url http://journals.usamvcluj.ro/index.php/veterinary/article/view/12624
work_keys_str_mv AT dalmacsibi structuralfeaturesintunicamediaoftheaortainlamb
AT adrianfloringal structuralfeaturesintunicamediaoftheaortainlamb
AT cristianratiu structuralfeaturesintunicamediaoftheaortainlamb
AT viorelmiclaus structuralfeaturesintunicamediaoftheaortainlamb