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.
Regulation of testicular function. The principal androgen produced by the testes is testosterone. The production of testosterone by the testes is stimulated by luteinizing hormone (LH), which is produced by the anterior pituitary and acts via receptors on the surface of the Leydig cells.