Which of the following is NOT a physical change to adolescence? A. Have erratic emotions and behaviors.
B. Rapid increase in heigth and weigth.
C. Sweat and oil glands become more active.
D. Sudden increase in hormorone production.

The lungs are a. divided into seven lobes b. divided into nine lobes c. separated by the mediastinum d. connected by the mediastinum

Many factors influence your mental and emotional health

Felicia has a respiratory infection and has been coughing up a lot of mucus. she knows this means that her respiratory system is working to restore balance by getting rid of the invasive materials from her lungs. how does this happen?