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Author:
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Year:
Volume:
Issue:
xing gong neng de zeng ling xing bian hua
Author(s):
XU Kaishi
Pages:
12
-
14
Year:
1990
Issue:
2
Journal:
Chinese Community Doctors
Keyword:
性功能低下
;
增龄变化
;
性行为
;
雌激素
;
雌二醇
;
性能力
;
更年期综合征
;
组织学改变
;
内分泌功能
;
雄激素
;
Abstract:
<正> 一、性腺功能的增龄变化 (一)睾丸功能 1.生精能力及性行为性活动能力随着增龄变化而降低。人类性功能的改变及睾丸组织学改变有着直接的关系。睾丸的容积自50岁开始逐渐缩小,60~70岁时最为明显;另一方面,睾丸重量自40
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