What is Manubrium Sterni?
The manubrium (manubrium sterni) is quadrangular shaped with four borders. The clavicular notches of the sternum articulate with the medial end of each clavicle to form the sternoclavicular joints. The manubrium sterni also articulates with the costal cartilages of the 1st pair of ribs.
What are Chondrosternal joint?
Sternochondral, also known as chondrosternal or sternocostal joints, are synovial plane joints that attach the sternum (sterno-) with the costal cartilages (-chondral) of the thorax. The first sternochondral joint is an exception, being considered a primary cartilaginous joint.
What type of joint is the Sternocostal joint?
synovial
The sternocostal joints are formed between the medial end of the costal cartilages of ribs one to seven. The joint between the first rib and the sternum is cartilaginous, but all the others are synovial. Each is surrounded by a capsule and supported by radiate ligaments.
What causes breastbone pain?
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.
Can you feel your manubrium?
At its inferior end, the manubrium meets the body of the sternum at the joint with the costal cartilage of the second ribs. Here it forms the sternal angle, a slight posterior bend in the sternum that can be felt through the skin and serves as an important anatomical landmark in the medical profession.
Where is Costosternal joint?
The sternocostal joints also known as sternochondral joints (or costosternal articulations), are synovial plane joints of the costal cartilages of the true ribs with the sternum.
How many Interchondral joints are there?
The interchondral joints are small articulations between the apposed costal cartilages of the ribs 7-10. On each side are three diminutive synovial joints between the surfaces of the 6th and 7th costal cartilages, 7th and 8th costal cartilages and 8th and 9th costal cartilages.
What does the anterior sternoclavicular ligament do?
It is a ligament that extends from the posterior aspect of the sternal end of the clavicle to the posterosuperior manubrium. The anterior sternoclavicular ligament also stabilizes the SC joint and prohibits excessive superior displacement.
What does sternocostal mean?
Definition of sternocostal : of, relating to, or situated between the sternum and ribs.