Gravidity and parity >20 weeks(duration varies from region to region, 20 - 28 weeks, depending upon age of viability). A woman who has never carried a pregnancy beyond 20 weeks is "nulliparous", and is called a "nullipara" or "para 0". A woman who has given birth once before is "primiparous", and is referred to as a "primipara" or "primip"; moreover, a woman who has given birth two or more times is "multiparous" and is called a "multip".. Finally, "grand multipara" describes the condition of having given birth five or more times. Like gravidity, parity may also be counted. A woman who has given
What Is and What Should Never Be descending riff [of "What Is and What Should Never Be"] is amazing: It's like a bow is being drawn back, and then it releases. The rhythm of the vocals is almost like a rap. It's insane — one of their most psychedelic songs." This was also one of the first songs recorded by the band for which Robert Plant received writing credit. According to rock journalist Stephen Davis, the author of the Led Zeppelin biography "Hammer of the Gods: The Led Zeppelin Saga", the lyrics for this song reflect a romance Plant had with his wife's younger sister. "What Is