Bovine Reproduction. Группа авторов

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Bovine Reproduction - Группа авторов


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tail of epididymis.

      Ductus Deferens

      The transfer of spermatozoa from the bull to the cow is achieved by the process of intromission, which requires erection of the penis and ejaculation of sperm. The pertinent anatomy for these processes to occur includes the penis, the musculature of the penis, the vasculature, and the innervations.

      Penis

Photo depicts regions of the penis.

      The erectile tissue is enclosed in the dense outer covering of the tunica albuginea. The tunica albuginea is a dense covering that consists of an inner circular layer and outer longitudinal layer of fibers. The inner circular layer sends trabecular scaffolds throughout the corpus cavernosum for the attachment of the cavernous endothelium.

Photo depicts muscles of the penis. Photo depicts sigmoid flexure of the penis. Photo depicts glans penis and associated structures. Photo depicts prepuce and associated structures.

      Blood Supply

      Before ejaculation can occur the testis must produce spermatozoa. This requires an adequate blood supply for the metabolic demands of cellular division for


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