Organic milk. A glass of milk. Organic milk refers to a number of milk products from livestock raised according to organic farming methods. In most jurisdictions, use of the term organic or equivalents like bio or eco, on any product is regulated by food authorities.
First Trimester (week 1-week 12) At 4 weeks: Your baby's brain and spinal cord have begun to form. The heart begins to form. Arm and leg buds appear. Your baby is now an embryo and one-fifth of an inch long. At 8 weeks: All major organs and external body structures have begun to form. Your baby's heart beats with a regular rhythm.
A normal, full-term pregnancy can range from 37-42 weeks and is divided into three trimesters. Each trimester lasts between 12 and 14 weeks. The first trimester lasts from the first through the 13th week of pregnancy. Although you may not look pregnant during the first trimester, your body is going through enormous changes as it accommodates a growing fetus. In the first few weeks following conception, your hormone levels change significantly.