True or False. Indicate whether the statement is true or false.If false, explain in the space provided the statement why it isfalse, or simply correct the statement.
Smooth muscle contraction is regulated by the autonomic nervoussystem. During exercise, the sympathetic nerves that innervate thesmooth muscles of bronchioles and arterioles regulate thecontraction of these smooth muscles to increase ventilation andcardiac output.
2. Multiple choice: Choose one best statement.
An infant born prematurely has neonatal respiratory distresssyndrome caused by a lack of adequate surfactant in the immaturelung.
Which of the following would be expected in this infant?
- Increased breathing rate.
- Decreased surface tension of the alveoli.
- Increased lung compliance.
- Increased secretion by type I alveolar cells.
- Increased secretion by type II alveolar cells
