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Reproductive system
- Aging changes in the male reproductive system may include changes in testicular tissue, sperm production, and erectile function. These changes usually occur gradually.
- Aging changes in the female reproductive system result mainly from changing hormone levels . One clear sign of aging occurs when your menstrual periods stop permanently. This is known ...
- Male Reproductive System (National Cancer Institute)Anatomy/Images ... Anatomy ... National Cancer Institute ... From the National Institutes of Health
- Female Reproductive System (National Cancer Institute)Endometriosis/Reference Desk ... Endometriosis ... Pregnancy/Reference Desk ... Pregnancy ... Female Infertility/Reference Desk ... Female Infertility ... Hysterectomy/Reference Desk
- The female reproductive system includes the vagina, cervix, and uterus shown here in cut section.
- The male reproductive system, viewed from a sagittal section.
- The aged male reproductive system may not be as effective in producing viable sperm.
- The male and female reproductive systems, viewed from a mid-sagittal section.
- The main function of the male reproductive system is the production of viable sperm in sufficient quantities to increase the likelihood of fertilization of the female egg.
- Female Reproductive System (Nemours Foundation)Menstruation/Reference Desk ... Menstruation ... Sexual Health/Reference Desk ... Sexual Health ... Sexual Problems in Women/Reference Desk ... Sexual Problems in Women ... Pregnancy/ ...