A male newborn is delivered at 26 weeks' gestation to a healthy mother. Pulmonary function testing shows: Total lung capacity Inspiratory capacity Vital capacity Residual volume Echocardiography shows no congenital cardiac deformities. Which of the following is the most likely cause of this newborn's condition? A) Excessive pulmonary capillary hydrostatic pressure B) Excessive surfactant production C) Incompletely formed bronchioles D) Increased alveolar surface tension E) Interalveolar fibrosis

A male newborn is delivered at 26 weeks' gestation to a healthy mother. Pulmonary function testing shows: Total lung capacity Inspiratory capacity Vital capacity Residual volume Echocardiography shows no congenital cardiac deformities. Which of the following is the most likely cause of this newborn's condition? A) Excessive pulmonary capillary hydrostatic pressure B) Excessive surfactant production C) Incompletely formed bronchioles D) Increased alveolar surface tension E) Interalveolar fibrosis

Human Anatomy & Physiology (11th Edition)

11th Edition

ISBN:9780134580999

Author:Elaine N. Marieb, Katja N. Hoehn

Publisher:Elaine N. Marieb, Katja N. Hoehn

Chapter1: The Human Body: An Orientation

Section: Chapter Questions

Problem 1RQ: The correct sequence of levels forming the structural hierarchy is A. (a) organ, organ system,...

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Question

28. A male newborn is delivered at 26 weeks' gestation to a healthy mother. Pulmonary function testing shows:
000
Total lung capacity
Inspiratory capacity
Vital capacity
Residual volume
Echocardiography shows no congenital cardiac deformities. Which of the following is the most likely cause of this newborn's
condition?
A) Excessive pulmonary capillary hydrostatic pressure
B) Excessive surfactant production
C) Incompletely formed bronchioles
D) Increased alveolar surface tension
E) Interalveolar fibrosis

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