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.
This is just a useful way to describe the changes that are happening in your body: 1  Your first trimester lasts from the very beginning of your pregnancy until you're 13 weeks plus six days pregnant. 2  Your second trimester lasts from when you're 14 weeks to 27 weeks plus six days pregnant.