Bones of the thorax Flashcards

1
Q

What are the bones of the thorax?

A

Sternum, 12 thoracic vertebrae, 12 pairs ribs

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2
Q

What are the three classes of ribs?

A

True, false and floating.

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3
Q

What type of rib are ribs 1-7?

A

True ribs

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4
Q

Which ribs attach to the sternum through their own costal cartilage?

A

True ribs

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5
Q

What type of rib are ribs 8-10?

A

False ribs

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6
Q

What type of rib are ribs 11-12?

A

Floating ribs

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7
Q

What are the three components of the sternum?

A

Manubrium, body and xyphoid

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8
Q

Where is the sternal angle?

A

Where the manubrium and body meet

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9
Q

With what does the sternum articulate?

A

Clavicles, true ribs

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10
Q

Where does the head of a rib articulate on the vertebrae?

A

Body of corresponding T vertebra and one higher

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11
Q

Where does the tubercle of a rib articulate on the vertebrae?

A

Transverse process of the corresponding T vertebra

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12
Q

What is the costal groove?

A

Impression on medial side of ribs for neurovasculature

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