The function of surfactant is to
A) cause capillaries to adhere closely to the alveolar surfaces to promote gas exchange.
B) cause diffusion.
C) reduce the surface tension in the fluid coating alveolar surfaces to prevent alveolar collapse.
D) phagocytize particulate matter that has eluded the respiratory defenses and reached the alveoli.
E) None of the answers are correct.
C) reduce the surface tension in the fluid coating alveolar surfaces to prevent alveolar collapse.
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Limb musculature of tetrapods is developmentally _____________ to fin musculature of fish
Fill in the blank with the correct word.
Human chorionic gonadotropin is secreted from cells of the
A. morula. B. embryoblast. C. syncytiotrophoblast. D. zygote.
Accommodation permits near vision
Indicate whether the statement is true or false
In anatomic position, the left kidney is inferior to the right kidney.
Answer the following statement true (T) or false (F)