10 Questions
What happens to the lung of a newborn after the first breath, which usually takes place within 30 seconds after birth?
The lung expands to its full capacity, which doesn't occur for several days.
What is the result of increased aortic pressure and decreased venous pressure in the newborn?
It is one of the major changes in circulatory function that occurs after birth.
What is the primary function of the circulatory adjustment in the newborn?
To perfect the circulation of the pulmonary system and oxygenate the body in the same manner as adults.
What is the primary mechanism of heat production in the newborn?
Non-shivering thermogenesis, primarily through the activity of Brown-fat in the brain, heart, and liver.
What is the primary site of thermoregulation in the newborn?
The hypothalamus, which acts as a central control system to regulate heat production and loss.
What is the role of sweat glands in the newborn?
They have little thermal function until the fourth week or later of extrauterine life.
What is the significance of the closure of the ductus arteriosus in the newborn?
It occurs from several weeks to 4 months after birth and is part of the major changes in circulatory function.
What is the significance of the closure of the foramen ovale in the newborn?
It occurs by the third month and is part of the major changes in circulatory function after birth.
What is the significance of the closure of the ductus venosus in the newborn?
It is part of the major changes in circulatory function that occur after birth.
What is the relationship between thermoregulation and metabolism in the newborn?
Thermoregulation is closely related to the rate of metabolism and oxygen consumption.
This quiz covers the normal problems that are commonly seen in infants, including nasal obstruction, regurgitation, sleep rhythm, and bowel movements. It helps to differentiate between normal and abnormal behaviors in babies. Test your knowledge and identify what's normal and what's not!
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