Blood group B individuals have the B antigen on the surface of their RBCs, and blood serum containing IgM antibodies against the A antigen. Therefore, a group B individual can receive blood only from individuals of groups B or O (with B being preferable), and can donate blood to individuals with type B or AB.
Language development usually signals the development of memory and the understanding required to get time out. . Dr. Sears recommends starting time out at 18 months and expects that toddlers will understand it by 2. . For toddlers many developmental experts recommend natural consequences rather than or along with timeouts.
According to many potty training guides (American Academy of Pediatrics 2006), most children are not ready to begin training until 18-24 months. However, there is nothing sacred about this potty training age-range. The recommendation that you start after 18 months is based on the idea that children should show signs of âtoilet readinessâ before you ask them to use the potty.