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Related to cloacal: cloacal membrane


n. pl. clo·a·cae (-sē′)
1. A sewer or latrine.
2. Zoology
a. The common cavity that serves as the opening for the intestinal, genital, and urinary tracts in many vertebrates, including amphibians, reptiles, birds, monotremes, and some fishes.
b. The posterior part of the intestinal tract in various invertebrates.

[Latin cloāca, sewer, canal.]

clo·a′cal (-kəl) adj.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
References in periodicals archive ?
The inoculated birds were then closely observed for development of any clinical signs, lesions, mortality, daily cloacal temperature, daily food and water intake.
To evaluate attenuation of the manual restraint-induced stress response, heart rate, respiratory rate, and cloacal temperature were measured over a 15-minute period.
Cloacal temperature (CT) was measured using a digital clinical thermometer that was inserted to a depth of three centimeters for 2 min.
At the third sampling stage, for each poultry type, we randomly selected 5 birds from each of the stalls selected for that type and collected cloacal and oropharyngeal swab specimens from each of the selected birds.
Samples of ingesta from necropsied birds, cloacal swabs from live birds were collected and stained by gram staining as per standard protocol.
These reptiles can absorb oxygen through the skin on their neck and cloacal areas, allowing them to stay submerged under water for prolonged periods of time and hibernate.
Se realizo lavado del area cloacal con abundante agua y se desinfecto con alcohol, se tomo la muestra de materia fecal por medio de un hisopado cloacal (Figura 2A y 2B), posteriormente el hisopo se introdujo en un medio de transporte (500 [micron]L de Caryblair[R]), y fue refrigerado a 4[grados]C hasta el momento del procesamiento.
Oronasal (ON) swabs taken from the choanal slit and cloacal (CL) swabs using Copan FLOQSwabs[TM] (ref 552C, Copan Diagnostics Inc., CA, USA) were collected daily between day 1 and 7 and then at day 10 pch.
[5] The rectum and anus are believed to develop from the dorsal portion of the hindgut or cloacal cavity when lateral ingrowth of the mesenchyme forms the urorectal septum in the midline.
Lourdes Socorro, Dumaguete City veterinarian, on Thursday said blood samples and cloacal swabs taken from the birds would be submitted to the local office of the agriculture department.