Complex sentence: Loss of sexual function that results directly from impaired neural transmission is called primary sexual disfunction; secondary dysfunction results from factors that follow from that impairment, such as loss of bladder and bowel control or impaired movement.
Split into simpler sentences: Loss of sexual function that results directly from impaired neural transmission is called primary sexual disfunction. Secondary dysfunction results from factors that follow from that impairment, such as loss of bladder and bowel control or impaired movement.