What are the three 3 divisions of the sternum quizlet?

What are the three 3 divisions of the sternum quizlet?

3 Sections of the Sternum

• Manubrium.
• Body of Sternum.
• Xiphoid Process.

What are the three important landmarks of the sternum?

The sternum has three important bony landmarks–the jugular notch, the sternal angle, and the xiphisternal joint. The jugular notch (concave upper border of the manubrium) can be palpated easily; generally it is at the level of the third thoracic vertebra.

What is the name of the upper portion of the sternum quizlet?

manubrium sterni is the broad, upper part of the sternum. along with the manubrium and xiphoid process makes up the sternum. The body of the sternum is considerably lengthier, narrower, and thinner than the manubrium.

Where is the sternum located quizlet?

The sternum, or breastbone, functions at its upper end to connect the shoulder girdle (clavicle and scapula) to the thorax. In addition, it anchors the anterior ends of paired ribs 1-7 via cartilage. The bone is composed of three main parts in adulthood but develops from six segments.

How do you locate the sternum?

Your sternum is a flat bone that’s located in the middle of your torso. If you place your fingers at the center of your chest, you can feel it.

What is the area below the sternum called?

The xiphoid process /ˈzaɪfɔɪd/, or xiphisternum or metasternum, is a small cartilaginous process (extension) of the inferior (lower) part of the sternum, which is usually ossified in the adult human. It may also be referred to as the ensiform process.

What is the bone under your breast called?

The sternum is a long, flat bone that’s located in the middle of your chest.

What is the upper part of the sternum called?

Manubrium. This is the top part of your sternum.

Which of the following is part of the sternum?

The sternum can be divided into three parts; the manubrium, body and xiphoid process. In children, these elements are joined by cartilage. The cartilage ossifies to bone during adulthood.

What is the upper portion of the sternum?

The trapezoid-shaped manubrium is the upper portion of the sternum. The top of the manubrium has a concave notch at its highest point, visible as a depression at the bottom of the neck. The sternal angle joins the manubrium to the “body” portion of the sternum.

What causes sharp pain in the sternum?

Costochondritis is one of the most common causes of sternum pain. Costochondritis is caused by a minor injury to the sternum or the rib cage. Overstressing the muscles or ligaments in the chest can lead to this condition, or you may have bruised the area, causing discomfort.

What is behind the sternum?

It is the bone to which all the ribs connect usually through cartilaginous extensions. Despite its rigidity the sternum along with the ribs allow for the chest cavity to expand and contract as is quire for breathing. Behind the sternum lies the heart and great blood vessels.

How many ribs are in the sternum?

The sternum is attached to the first seven ribs and also to the clavicle, or collarbone. The sternum is made up of three parts called the manubrim, the body, and the xiphoid process. In adults, the sternum portions are fused. The top of the sternum is the manubrim, or handle. It is connected to the first two ribs and is not completely rigid.