The Science of Babies.docx

The Science of Babies.docx - The Science of Babies(National...

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The Science of Babies (National Geographic) 1. At birth, what is the biggest challenge that faces a newborn? The biggest challenge that faces newborns at birth is taking in a large enough breath to fill the lunges and bronchioles enough to fully inflate and activate the pulmonary system. 2. What is the purpose of brown fat? The purpose of brown fat is to give a newborn infant an edge so that they may have greater odds of survival in its first few months of life. Brown fat provides an infant the ability to self sustain heat after birth, this layer of fat also gives infants a flamboyancy when in liquids like that of H2o enabling them the ability to float. The brown fat is a survival tactic of human DNA 3. Describe four reflexes babies are born with. babies and even infants are born with a set of reflexes that are thought to have been passed down through our DNA. These reflexes potentially served as survival tactics throughout the course of human evolution; the reflexes are remnants of a time that they served the human species and aided in the survival of the young evolving species. There are four primary reflexes, the fist is the one that triggers us to take our first initial breath when air touches our unsuspecting vulnerable skin, this reflex is the same one responsible for the breath holding when an infant is exposed under water. Second is the “startle” reflex; this is a reflex that causes a
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