Animal breeding / by Laurence M. Winters.

  • Winter, Laurence Merriam, 1891-
Date:
1925
Catalogue details

Licence: Attribution-NonCommercial-NoDerivatives 4.0 International (CC BY-NC-ND 4.0)

Credit: Animal breeding / by Laurence M. Winters. Source: Wellcome Collection.

    44/328 (page 30)
    30 REPRODUCTIVE ORGANS, MATURATION AND OVULATION the vulva an organ of urination as well as copulation. The clitoris, a small organ of erectile tissue comparable to the penis of the male, is located on the floor of the vulva. 27. The Vagina.—The vagina connects the vulva and uterus. It is an organ of copulation. In the mare, it is from 9 to 12 inches long in normal condition; its membrane is throAvn into folds, which are transverse in the cow and —Î Fig. 6.—Genital organs of the mare. (From Ellcnberger-Leisering's Atlas of Anatomy, Alexander Eger, Pub., reprinted by permission.) 1, Ovary; 2, Fallopian tube; 3, left horn of the uterus; 4, right horn of the uterus; 5, body of the uterus; 5' and 5, os uteri; 6, broad ligament; 7, vagina; 8, vulva; 13, kidney; 15, bladder; 16, urethra; 17, rectum. longitudinal in the mare. It is by means of these folds that this organ is capable of enlargement at the time of parturition. 28. Os Uteri.—The os uteri, the neck of the uterus, pro¬ jects into the vagina. In reality, it is a part of the uterus, forming its external opening. In the cow, it is about 2| to 3 inches long; it has a very small opening, which explains the difficulty of artificial insemination in the cow. In the