proventriculus


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proventriculus

(prō′vĕn-trĭk′yə-ləs)
n. pl. proventricu·li (-lī′)
1. The division of the stomach in birds that secretes digestive enzymes and passes food from the crop to the gizzard.
2. A similar digestive chamber in certain insects and worms.

pro′ven·tric′u·lar (-lər) adj.

proventriculus

1. the elongated, spindle-shaped, glandular stomach of birds. Supplemented by the muscular stomach just distal to it.
2. the ruminant forestomachs.
References in periodicals archive ?
In case of proventriculus and gizzard, the lesion values for 400 and 500 AF fed group showed significantly (P [less than or equal to] 0.
Proventriculus contents were obtained by dissection, acidified with 10% HC1, centrifuged, and the stomach contents pellet was kept, and the acid was discarded.
Separation into three groups was necessary because previous studies conducted on waterfowl indicated that contents can differ between proventriculus and esophagus (Bartonek and Hickey, 1969; Sedinger, 1986), and between esophagus and gizzard (Swanson and Bartonek, 1970; Briggs et al.
The values we obtained for GPT agree with Lee and Lawrence (1997), who reported that the penaeid proventriculus can be filled after 1-10 min of eating, and that foregut clearance can be 75% complete within 1 h.
0 [micro]L/mL effluent exhibited a pale blue staining in salivary gland, proventriculus, brain ganglia, and midgut tissues (data not shown).
Arthropodan appendages were present in the gut of two dismembered specimens, and a tri-lobed proventriculus (Fig.
In the absence of a crop, the esophagus communicates directly with the spherical proventriculus, which in turn opens into the midgut.
Weights of the small intestine, proventriculus and gizzard with content, liver, pancreas, spleen and bursa of Fabricius were recorded.
Whole-body radiographs taken with the bird under anesthesia (anesthetic protocol as described previously) revealed a severely dilated, gas-filled proventriculus, ventriculus, and intestines orad to a tubular soft-tissue opacity in the ileo-ceco-rectal area (Figs 1 and 2).
Real-time reverse transcription PCR (rRT-PCR) was used to detect ABV RNA from cloacal swab and crop biopsy specimens from live birds and from brain or proventriculus samples from dead birds (3).
The proventriculus ends in a constriction as it joins the midgut.
This bias can be avoided by examining only the contents of the esophagus and proventriculus (Swanson and Bartonek 1970, Reinecke and Owen 1980, Rundle 1982).