Answer:
The rib cage protects the heart and lungs. The rib cage safeguards the organs in the thoracic cavity helps in respiration and supports the upper extremities. The rib cage is semi-rigid but expansible composed of ribs and sternum. For the period of inhalation, ribs move apart from each other to expand the chest and abdomen. Also, during exhalation, the set of muscles between the ribs contract to support the lungs push the air out faster.
Types of Rib Cage
These are the different types of the rib cage between animals and humans:
- true ribs vertebrosternal
- false ribs vertebrochondral
- floating ribs vertebral, free
Explanation:
The rib cage and spine, protect vital organs from injury, and also provide structural support for the body. The rib cage is one of the body's best defenses against injury from impact. Flexible yet strong, the rib cage protects major vital organs such as the heart, lungs, and liver.
