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Human Anatomy: Thorax Region

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Questions and Answers

What forms the framework of the walls of the thorax?

The vertebral column, sternum, and costal cartilages

The vertebral column, ribs, and intercostal spaces (correct)

The ribs, intercostals, and pectoral girdle

The sternum, costal cartilages, and pectoral girdle

What separates the thorax from the abdomen?

The diaphragm (correct)

The mediastinum

The thoracic cage

The parietal pleura

What is the mediastinum in the thoracic cavity?

A median partition that separates the thorax into two halves (correct)

A layer of muscle that covers the thoracic wall

A group of nerves that supply the thorax

A partition that separates the lungs

What is the function of the thoracic cage?

To protect the lungs and heart and provide attachment for muscles Signup and view all the answers

What lines the thoracic wall internally?

Parietal pleura Signup and view all the answers

What forms the inferior border of the thoracic cavity?

Diaphragm Signup and view all the answers

What is the term for the junction of the manubrium with the body of the sternum?

Manubriosternal joint Signup and view all the answers

How many pairs of true ribs are there in the human body?

7 pairs Signup and view all the answers

What is the term for the prominence on the outer surface of the rib at the junction of the neck with the shaft?

Tubercle Signup and view all the answers

What is the purpose of the costal cartilages?

To facilitate the movement of the thoracic walls during breathing Signup and view all the answers