Homestead is a city within Miami-Dade County in the U.S. state of Florida, nestled between Biscayne National Park to the east and Everglades National Park to the west. Homestead is primarily a Miami suburb and a major agricultural area. Homestead was incorporated in 1913 and is the second oldest city in Miami-Dade County next to the city of Miami. It is located approximately 35 miles (56 km) southwest of Miami, and 25 miles (40 km) northwest of Key Largo.
Airways Inside the Lungs. Airways Inside the Lungs. The lungs' airways (bronchial tubes) divide into smaller and smaller branches (bronchioles). The airways end in air sacs (alveoli) where oxygen moves into the blood.
Human anatomy > Respiratory System > Lungs. The lungs are a pair of organs located in the chest that performs respiration. Humans have two lungs; the left lung is divided into two lobes and the right lung is divided into three. The lungs are located in the chest cavity inside the rib cage. They are made of elastic, spongy tissue as they stretch out and constricts while you breathe.