Dunham (surname) Dunham is a surname of Anglo-Saxon origination. The origins of the name may be in the Britannic place name âde Dinanâ (Dinan is a walled town in North West France). Alan, Barron de Dinan of Scotland carried the name to the United Kingdom with William the Conqueror in 1066.
Thus HCG sends the same message and results in increased testosterone production by the testis due to HCGâs effect on the leydig cells of the testis.
The male testes produce male sex cells called sperm. The hypothalamus and the pituitary gland in the brain control the production of sperm and male sex hormones in the testes.Negative feedback systems ensure that the number of sperm cells and constant levels of testosterone are maintained.he male testes produce male sex cells called sperm. The hypothalamus and the pituitary gland in the brain control the production of sperm and male sex hormones in the testes.