The information here should only be a guideline. Your doctor may provide you with other advise and your baby may have ideas of her own.For the first four to six months of your baby's first year all she will need is breast milk or formula. During this time she should start to be introduced to solids when she is ready.
The small intestine is the 'work horse' of digestion, as this is where most nutrients are absorbed. Peristalsis is also at work in this organ, moving food through and mixing it up with the digestive secretions from the pancreas and liver, including bile.ood is pushed through the esophagus and into the stomach by means of a series of contractions called peristalsis. Just before the opening to the stomach is an important ring-shaped muscle called the lower esophageal sphincter (LES).
Ascending pathway: A nerve pathway that goes upward from the spinal cord toward the brain carrying sensory information from the body to the brain.In contrast, descending pathways are nerve pathways that go down the spinal cord and allow the brain to control movement of the body below the head.scending pathway: A nerve pathway that goes upward from the spinal cord toward the brain carrying sensory information from the body to the brain.