Notes in Neonatal Physiology

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Published	10/08/2024	{{c1::Adrenalin}} and {{c1::cortisol}} are released in response to the stress of labour, stimulating respiratory effort (strong first breath).…
Published	10/08/2024	{{c1::Prostaglandins}} are required to keep the ductus arteriosus open.
Published	10/08/2024	Increased blood oxygenation causes a drop in circulating {{c1::prostaglandins}}. This causes closure of the ductus arteriosus, which becomes the {{…
Published	10/08/2024	Immediately after birth the {{c1::ductus venosus}} stops functioning because the umbilical cord is clamped and there is no blood flow in the umbili…
Published	10/08/2024	Type {{c1::II}} alveolar cells become mature enough to start producing surfactant between {{c2::24}} and {{c2::34}} weeks gestation. Th…
Published	10/08/2024	The first breaths the baby takes expands the alveoli, therefore decreasing the {{c1::pulmonary vascular resistance}}. This decrease in resis…
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