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Located within the seminiferous tubules are Sertoli cells. Prolactin declined from June through October equally in all groups. Simply put, when testosterone levels are high, the system cuts back on testosterone production due to inhibition of the hypothalamus and anterior pituitary gland.

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Although it varies from stallion to stallion, it is not uncommon—because of low levels of testosterone—for the stallion to have a much lower sex drive in the winter than during the spring and summer months. Sperm can be stained with chemicals called fluorochromes or combinations of fluorochromes that will bind to specific domains of the sperm cell. The horse has one of the largest eyes of all land mammals. Tendinitis is most commonly seen in high performance horses that gallop or jump. Post Thaw Quality Control Historically the industry standard for sperm quality post thaw is simple, subjective motility evaluation. Levator Labii Superioris M.

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Aug 01,  · Anatomy of a sperm Sperm have a head, midpiece, principle piece and end piece. The acrosome covers 2/3rds of head and terminates at the equatorial region. The "tail" includes a midpiece, a principle piece and an end piece. or surface of which produces the sperm. 11 Equine Anatomy. Reproductive organs of the stallion ; Theses tubules merge into a series of larger ducts, which carry the sperm to a coiled tube called the epididymis. The epididymis is the place where the sperm are stored and where they mature. The testicles and epididymis are enclosed in the scrotum. Studying how the anatomy of an animal progresses through diffe Name the 4 different types of anatomy Regional, Systematic, Developmental and Microscopic What does the study of regional anatomy Studying all the organs present in a particular area of the bo Main structural protein found in hair, wool, horns.

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Equine anatomy refers to the gross and microscopic anatomy of horses and other equidsincluding donkeysand zebras. While all anatomical features of equids are described in the same terms as for other animals by the International Committee on Veterinary Gross Anatomical Nomenclature in the book Nomina Anatomica Veterinariathere are many horse -specific colloquial terms used by equestrians. Horses and other equids evolved as grazing animals, adapted to eating small amounts of the same kind of food all day long. In the wild, the horse adapted to eating prairie grasses in semi-arid regions and traveling significant distances each day in order to obtain adequate nutrition. Digestion begins in the mouthwhich is also called the "oral cavity. Horses also have three pairs of salivary glands, the parotoid largest salivary gland and located near the pollmandibular located in the jawand sublingual located under the tongue.

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