Question

explain the sternum what is the function of sternum explain the three parts of the sternum in which it is divided

Answer 1

The sternum or breastbone is a long flat bonelocated in the central part of the chest. It connects to the ribs via cartilage and forms the front of the rib cage, thus helping to protect the heart, lungs, and major blood vessels from injury. Shaped roughly like a necktie, it is one of the largest and longest flat bones of the body. Its three regions are the manubrium, the body, and the xiphoid process

Answer 2

$\boxed{\boxed{\texttt{Function of sternum}}}$

▶ The most important function of sternum is that it protects the internal organs of our body like our heart , lungs , and the blood vessels that arise from the heart , lungs or enter into .

▶ The expansion and the contraction of the sternum aids in respiration , in inhalation and exhalation .

$\boxed{\boxed{\texttt{Parts of sternum}}}$

Sternum is divided into 3 parts :

▶ Manubrium .

▶ Gladiolus .

▶ Xiphoid process .

$\huge{\texttt{\underline{Explanation:}}}$

▶ The manabrium is the most important and the thickest part of the sternum.

▶ The manabrium is placed in a vital position and hence its thick .

▶ The xiphoid process is the thinnest part .

▶ The sternum is one of the longest flat bone present in our body in the chest portion .

▶ It is also known as the breast bone .

▶ The breast bone name is given because it is present close to the breast .

▶ The layers of the sternum acts as a shock absorber and protects the heart from damage .

▶ It aids in free movement of chest and other muscles nearby.

▶ Flexibility and protection are hence the most vital functions of the sternum .