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THE APPROACH TO THE PROBLEM
SEXUAL PRACTICES IN MARRIED
PERSONAL HISTORY OF THE MALE
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24 hours 8o million abnormal absolute motility count active after 24 Active and inactive active cells Active sperm active spermatozoa motility artificial insemination average cc millions cent motility centrifugation cervix classification coitus conceive conception occurred consecutive days cubic centimeter cycle day DAY INTERVALS day of ovulation days of abstinence degree of fertility donor effect on fertility ejaculate absolute motility ejaculate cc emission estimated factors Farris female fertile men fertility problems five days follicle gonadogen highly fertile group highly fertile male husband inactive spermatozoa index of fertility intercourse laboratory masturbation menstrual cycle method million active spermatozoa moving cells normal number of active number of individuals observations oval forms ovary ovum patient Percentage of active Percentage of oval physician pituitary irradiation preceded by five rat test relatively fertile group reproductive semen analyses semen sample semen specimen sexual showed SPECIMENS OF SEMEN speed spermatozoa count spermatozoa in total spermatozoa per cc spermatozoa per cubic spermatozoa seconds sterile couples subfertile tail temperature total ejaculate absolute total ejaculate millions total number treatment tubes uterus vagina variations Volume of ejaculate wife