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sternum
sternum comp
Question | Answer |
---|---|
What kind of bone is the sternum? | flat bone |
How long is the sternum? | 6” |
What is the purpose of the sternum? | to support the clavicles and provide for rib attachment |
Name the 3 parts of the sternum | manubrium, body and Xiphoid process |
Alternate names for the body | corpus or gladiolus |
At what level does the sternal angle lie? | T4-T5 |
The Xiphoid process lies at what vertebral level? | T10 |
The sternoclavicular joints are formed by: | sternal extremity of clavicle and clavicular notch of manubrium |
Sternoclavicular joint type | double gliding |
Costochondral joint type | cartilaginous synchondrosis |
Sternocostal joint type for the first pair of ribs | cartilaginous synchondrosis |
Sternocostal joint type for rib pairs 2-7 | synovial gliding |
Manubriosternal joint type | cartilaginous synchondrosis |
Xiphisternal joint type | cartilaginous synchondrosis |
Sternum positioning variations for chest depth | deep chests require less angulation |
Patient position for oblique sternum | RAO |
Respiration for RAO sternum | shallow breathing |
Rotation and CR entry for RAO sternum | 15-20 degrees, CR entering T7 1” medial to MSP on elevated side. TOF 1 ½” above jugular notch |
SID lateral sternum | 72” |