How would you describe a thoracic cage?
The thoracic cage (rib cage) is the skeleton of the thoracic wall. It is formed by the 12 thoracic vertebrae, 12 pairs of ribs and associated costal cartilages and the sternum. The thoracic cage takes the form of a domed bird cage with the horizontal bars formed by ribs and costal cartilages.
What is the structure of the thoracic?
thoracic cavity, also called chest cavity, the second largest hollow space of the body. It is enclosed by the ribs, the vertebral column, and the sternum, or breastbone, and is separated from the abdominal cavity (the body’s largest hollow space) by a muscular and membranous partition, the diaphragm.
What is the general shape of the thoracic cage quizlet?
term that refers to the chest region. the skeletal part of the chest; it is a bony, cone-shaped cage that surrounds and protects the lungs, heart, large blood vessels, and some of the abdominal organs, such as the liver, spleen, and kidneys.
What is the shape of the thoracic cavity?
1. The thoracic cage is conical in shape—narrow above and broad below. This is what helps give your upper body shape.
Why is the thoracic cage flexible?
It provides vital support as part of the skeleton and, simply put, breathing wouldn’t be possible without it. All this means that the ribcage has to be flexible. The conical structure isn’t just a rigid system of bone – it’s both bone and cartilage.
What are the contents of the thoracic cage?
The thoracic cage surrounds and protects the heart and lungs in the thoracic cavity. It consists of the ribs, the sternum, and the thoracic vertebrae, to which the ribs articulate.
What is a thoracic?
The thoracic spine is the longest region of the spine, and by some measures it is also the most complex. Connecting with the cervical spine above and the lumbar spine below, the thoracic spine runs from the base of the neck down to the abdomen. It is the only spinal region attached to the rib cage.
What are the three functions of the thoracic cage?
Terms in this set (21)
- Thoracic Cage. -Sternum.
- Thoracic Cage Functions. -Protection for heart, lungs, major blood vessels associated with heart, trachea, and esophagus.
- breast bone.
- Parts of the sternum.
- Manubrium.
- Sternal angle of Louis.
- Body or gladiolus.
- **xiphoid (_____) process.
What bones form thoracic cage?
The thoracic cage is formed by the (a) sternum and (b) 12 pairs of ribs with their costal cartilages. The ribs are anchored posteriorly to the 12 thoracic vertebrae. The sternum consists of the manubrium, body, and xiphoid process. The ribs are classified as true ribs (1–7) and false ribs (8–12).
Where is the thoracic cage?
chest
The thoracic cage (rib cage) forms the thorax (chest) portion of the body. It consists of the 12 pairs of ribs with their costal cartilages and the sternum ([link]). The ribs are anchored posteriorly to the 12 thoracic vertebrae (T1–T12). The thoracic cage protects the heart and lungs.