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.
The lung are the organ that do the breathing. The lungs are in a kind of airtight container inside your ribcage. The only way air can get in or out is through your mouth and trachea.hen air is inhaled into your lungs, the oxygen in the air is transferred to your blood stream through caplilaries (think of very thin veins). The oxygen is then transferred to the cells through blood.