Derailment (thought disorder) In psychiatry, derailment (also loosening of association, asyndesis, asyndetic thinking, knight's move thinking, or entgleisen) is a thought disorder characterized by discourse consisting of a sequence of unrelated or only remotely related ideas. The frame of reference often changes from one sentence to the next.
But remember -- you want to be sure you deliver a full term baby if possible. Pregnancy lasts for about 280 days or 40 weeks. A preterm or premature baby is delivered before 37 weeks of your pregnancy. 1  Extremely preterm infants are born 23 through 28 weeks.  Moderately preterm infants are born between 29 and 33 weeks.
How long does pregnancy last and how is the pregnancy divided? Pregnancy lasts about 40 weeks and is divided into 3 trimesters,which are about 12-14 weeks long each. The first trimester ends around week 13, the second ends aroundweek 26, â¦ and the third trimester ends anywhere between week 38 and42, depending on when the baby is born.