What are the 3 segments of the sternum?
The sternum is a partially T-shaped vertical bone that forms the anterior portion of the chest wall centrally. The sternum is divided anatomically into three segments: manubrium, body, and xiphoid process. The sternum connects the ribs via the costal cartilages forming the anterior rib cage.
What is the anatomical term for sternum?
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. The word “sternum” originates from the Ancient Greek στέρνον (stérnon), meaning “chest”….
| Sternum | |
|---|---|
| TA98 | A02.3.03.001 |
| TA2 | 1129 |
| FMA | 7485 |
| Anatomical terms of bone |
What is the scientific term for the sternum?
Sternum: The long flat bone in the upper middle of the front of the chest. Also known as breastbone.
What’s the definition for sternum?
: a compound ventral bone or cartilage of most vertebrates other than fishes that connects the ribs or the shoulder girdle or both and in humans consists of the manubrium, gladiolus, and xiphoid process. — called also breastbone.
What is the main function of the sternum?
Your sternum, along with your ribs, works to protect the organs of your torso, such as your heart, lungs, and chest blood vessels. Support. Your sternum also provides a connection point for other parts of your skeletal system, including your collarbone and most of your ribs.
What muscles are around the sternum?
Several important muscles attach via tendons to the manubrium, including the sternocleidomastoid, pectoralis major, sternohyoid, and sternothyroid muscles. The body of the sternum is the longest region of the sternum and is roughly rectangular in shape.
What is the function of sternum?
Why does the area around my sternum hurt?
Costochondritis is the most common cause The most common cause of sternum pain is a condition called costochondritis. This occurs when the cartilage that connects your ribs to your sternum becomes inflamed. Symptoms of costochondritis include: sharp pains or aches on the side of your sternum area.
What does a sore sternum mean?
Sternum pain is usually caused by problems with the muscles and bones near the sternum and not the sternum itself. Pain felt just behind or below the sternum is called substernal pain and is sometimes caused by gastrointestinal problems. Some of the most common causes of sternum and substernal pain are: costochondritis.
What are the 2 functions of the sternum?
Your sternum serves two very important functions:
- Protection. Your sternum, along with your ribs, works to protect the organs of your torso, such as your heart, lungs, and chest blood vessels.
- Support.
What is the structure and function of sternum?
The Anatomy of the Sternum The sternum is a long, flat bone that protects the underlying muscles, organs, and important arteries within the chest. This includes the lungs, heart, and stomach, along with all of their intricate blood vessels, muscles, and cartilage.
Can you pull a muscle in your sternum?
The sternum and ribs have many muscles attached to them. These muscles can be pulled or strained by severe coughing or strenuous activity involving the arms or torso. Injuries or trauma can result in bruising to these muscles, which may cause them to ache.