EVERYDAY SCIENCE

Detailed explanation-1: -The ribs are connected to the sternum with a strong, somewhat flexible material called cartilage. The rib cage help protects the organs in the chest, such as the heart and lungs, from damage.

Detailed explanation-2: -Answer and Explanation: The heart is protected by the rib cage, which is also known as the thoracic cage. The ribcage is a series of 12 long, skinny bones that make up the ribs.

Detailed explanation-3: -Pericardium – a thin, outer lining that protects and surrounds your heart. Myocardium – a thick, muscular middle layer that contracts and relaxes to pump blood around of your heart. Endocardium – a thin, inner layer that makes up the lining of the four chambers and the valves in your heart.

Detailed explanation-4: -The base of the heart is located at the level of the third costal cartilage, as seen in Figure 16.1. 1. The inferior tip of the heart, the apex, lies just to the left of the sternum between the junction of the fourth and fifth ribs near their articulation with the costal cartilages.

Detailed explanation-5: -The rib cage is part of the Axial skeleton. It is made up of rib bones that attach to the sternum in front and the Vertebral column in the back. The rib cage’s most important function is to protect vital organs such as the Heart and Lungs.