The scrotum and testes descend to their normal position. A thin film of perspiration may appear over much of a man's body. Men experience feelings of deep relaxation and tranquillity during this time. And many just plain get sleepy. Women, on the other hand, do not have a refractory period.
Women have the ability to be multi-orgasmic, having two or more orgasms in quick succession.
There's about a half hour period, where if the woman continues to be stimulated, she can come again. After that half hour, women do return to their pre-orgasmic physiological state. Or, better yet, pleasure your female partner until she reaches orgasm first, one or more times, and then focus both of your energies on your pleasure. There are many ways that you two can get in synch by taking turns pleasuring each other. Click on her picture for her bio.