Answer the following statements true (T) or false (F)

1. In an asthma attack, medication is inhaled to relax the constricted muscles of the bronchioles.
2. The smallest and last part of the air distribution system of the respiratory tract is the alveolar ducts.
3. Surfactant is needed in the lung to increase the surface tension in the alveoli.
4. Premature infants may not make sufficient surfactant in the lung. This may increase the probability that the alveoli in the lungs will collapse.
5.


1. TRUE
2. TRUE
3. FALSE
4. TRUE
5. TRUE

Anatomy & Physiology

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