CVR 1 Flashcards

1
Q

where does the sternum lie?

A

anteriorly in the midline of the thoracic cage

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2
Q

manubrium

A

superior part
-superior border w notch =suprasternal (jugular) notch
->laterally artics w clavicle (collarbone) at sternoclavicular notch+first rib
->inferiorly artics w body of sternum at manub riosternal joint (/angle of Louis)

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3
Q

Body

A

-inferior to manubrium
-artics w ribs 2-7
-2nd rib artics w sternum at sternal angle (inferior part of manubrium+superior part of body)
-inferiorly artics w xiphoid process

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4
Q

xiphoid process (/xiphisternum)

A

-inferior to body
-small + variable in shape
-7th rib artics inferior part of sternum and superior part of this

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5
Q

how many ribs

A

12

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6
Q

anterior parts of the ribs are composed of

A

costal cartilage

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7
Q

The ribs articulate with their costal cartilages at ……… joints.

A

costochondral

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