The document summarizes the key external male reproductive organs which include the penis used for reproduction and urination, the testes which produce sperm and sex hormones and are located in the scrotum, and the prostate gland which secretes fluid into semen. It also outlines the internal anatomy including the urethra which carries urine and semen out of the body and the spermatic cord which transports sperm from the testes to the urethra.