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44987

Comparative Gross and Surface Morphology of the Oropharynx of the Hooded Crow (Corvus cornix) and the Cattle Egret (Bubulcus ibis)

Article

Last updated: 22 Jan 2023

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Abstract

Ten adult hooded crow and another ten adult cattle egret were used to study the oropharyngeal cavity mac- ro and microscopically. The oro- pharynx in both birds was a dorso- ventrally flattened tube, presented four openings, choanal and infundibular slits in the roof and glottis and oesophageal opening in the floor. The choanal slit divided into rostral and caudal part in hooded crow while in cattle egret it was undivided. The roof of oropharynx presents infundibular slit in midline. The horny conical papillae were widely distributed in the roof and floor of the oropharynx of hooded crow while in cattle egret it was absent except two rows in the roof of oropharynx. The opening of salivary glands ducts were widely distributed in the roof and floor of the oropharynx of the hooded crow while in cattle egret they were few in number only in the caudal part of the roof of the oropharynx. The microfolds in both birds are present in the roof of the oropharynx but absent in the floor. The cattle egret is characterized by the presence of hills and deep microgrooves in addition to micropits.

DOI

10.21608/jva.2013.44987

Keywords

Oropharynx, hooded crow, Cattle Egret

Authors

First Name

Eid

Last Name

Moussa

MiddleName

A.

Affiliation

Department of Anatomy and Embryology, Faculty of Veterinary Medicine, Suez Canal University, Ismailia, Egypt

Email

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City

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Orcid

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First Name

Said

Last Name

Hassan

MiddleName

A.

Affiliation

Department of Anatomy and Embryology, Faculty of Veterinary Medicine, Suez Canal University, Ismailia, Egypt

Email

shassan1978@gmail.com

City

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Orcid

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Volume

6

Article Issue

1

Related Issue

6958

Issue Date

2013-04-01

Receive Date

2012-05-18

Publish Date

2013-04-01

Page Start

1

Page End

15

Print ISSN

1687-9988

Online ISSN

2357-0504

Link

https://jva.journals.ekb.eg/article_44987.html

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https://jva.journals.ekb.eg/service?article_code=44987

Order

1

Type

Original Article

Type Code

782

Publication Type

Journal

Publication Title

Journal of Veterinary Anatomy

Publication Link

https://jva.journals.ekb.eg/

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Article

Created At

22 Jan 2023