Hydrogen bonds promote great cohesion between water molecules, so great that lun

Question

Hydrogen bonds promote great cohesion between water molecules, so great that lungs would not be able to expand if it were not for detergent-like molecules that reduce the strength of these bonds. This substance is secreted by alveolar epithelial cells. Perhaps10% of premature infants born as early as 23 weeks into gestation may be prevented from developing respiratory distress syndrome when given the substance in therapy. By 25 weeks, that mortality drops beneath 50% and the odds of survival increase dramatically with increasing developmental stage at birth. This substance is called

A- Colostrum

B- Bilirubin

C- Surfactant

D- Chyme

Explanation / Answer

Answer is option C

the respiratory distress syndrome in premature infinfants due to insufficient production of Surfactant. This resprespiratory distress syndrome treated by surfactant therapy. This improves the respiratory condition.

Related Questions

Navigate

• Browse (All)
• Browse H
• Subjects

Integrity-first tutoring: explanations and feedback only — we do not complete graded work. Learn more.