Blood Vessels: Arteries: These are large blood vessels that take oxygenated blood away from the heart to be distributed throughout the body. The aorta is the body's largest artery. Veins: These blood vessels take deoxygenated blood from around the body back to the heart and lungs to be oxygenated. Capillaries: These tiny blood vessels are where the exchange of oxygen and nutrients take place. The nutrients and oxygen are exchanged for wastes that are taken from the cells.
The truth is that children can start saying their first words as late as 14 or 15 months and a pediatrician or speech therapist wouldnât start to think anything unusual is going on until then.
When Should A Baby Start Talking? Watching For Babyâs First Word. Itâs no secret that a babyâs first word is a monumental event. What isnât so widely known is that your childâs ability to talk doesnât start with the first recognizable word she utters; rather, learning language begins from the very moment sheâs born.