inheritance determined by loci on the Y chromosome.
a form of curdled milk produced by fermentation with organisms of the genus Lactobacillus. Used in the treatment of convalescing calves and other young animals after attacks of diarrhea.
an ?2 adrenoceptor antagonist used to reverse sedation produced by ?2 adrenoceptor agonists such as xylazine.
y. challenge test used as a test for cataplexy in dogs; after administration, there is a marked reduction in the number and severity of clinical signs.
1. an anatomical connecting structure; a depression or ridge connecting two structures. 2. a primitive device for coupling two or more animals to one vehicle or implement. Usually a wooden bar that sits on the top of the neck with a metal loop to go around the neck of each animal.
y. muscles a pair of extraocular muscles.
1. the stored nutrient of the ovum; it is also rich in antibody which is absorbed into the circulation of the embryo in the last third of incubation and is the mechanism by which maternal antibody is transferred to the young bird. See also yolk sac, egg. 2. the combined secretion of the sebaceous and sudoriferous glands of the sheep’s skin and extractable from the fleece.
y. sacculitis see a...
one of the extraembryonic fetal membranes that balloons out from the fetal midgut. It helps to form a primitive placenta and promotes the development of the vitelline circulation. The vestigial yolk sac can be found about halfway along the small intestine of birds. The yolk sac membrane produces lymphoid stem cells that subsequently colonize the thymus and bursa of Fabricius. The stalk of the yolk...
a special curing method based on a pickle injection followed by a long storage in dry salt.
vertical wooden planks not butted together used as exterior cladding on buildings used as animal accommodation. Provides a wind break and is well ventilated.
a piece of Kersey horse cloth (felt) with a tape attached at the middle of its width and along its length. It is wrapped around a horse’s fetlock and the tape tied around the felt above the joint. The top part of the felt is now folded down over the bottom part. Designed to protect the fetlock against injury while working.