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Chapter 10

Chapter 10. Bony Thorax. Bony Thorax. 1 ____________ 12 ______________ 12 ____________. Bony Thorax. Protects: _________ organs _________ organs __________ during breathing. Sternum. 3 parts _____________ Superior portion 2” long ________ (Gladiolus) Longest portion 4” long

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Chapter 10

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  1. Chapter 10 Bony Thorax

  2. Bony Thorax • 1 ____________ • 12 ______________ • 12 ____________

  3. Bony Thorax • Protects: • _________ organs • _________ organs • __________ during breathing

  4. Sternum • 3 parts • _____________ • Superior portion 2” long • ________ (Gladiolus) • Longest portion 4” long • _____________ • Smallest most distal.

  5. Sternal Landmarks • ____________(suprasternal or manubrial) • Correlates to T2-3 • _________________ • Correlates to T4-5 • Xiphoid tip • Correlates to _________

  6. Sternal Articulations • Clavicle – _________________ joint • 7 ribs – Through ______________ • 1st rib costocartilage on manubrium

  7. Ribs • 12 pairs • ___________ • Costocartilage connection anteriorly to the sternum • __________ • 8,9,&10 costocartilage attach to the 7th • _________(11 &12) – No costocartilage articulation

  8. Rib AnatomyPosterior • Vertebral end • ___________ • Vertebral body • ________ • ________ –Transverse process

  9. Rib AnatomyAnterior • Sternal end • _______ • Shaft • _______________ • Artery, vein, and nerve

  10. Rib ArticulationsAnterior • ________________ Union • Rib and costocartilage • Synarthrodial • ___________________ • Sternum and clavicle • Diarthrodial

  11. Rib ArticulationAnterior • ________________ • Costocartilage to sternum. • _____________ • 2-7 diarthrodial • ______________ • Costocartilageof 6th – 10th • Diarthrodial

  12. Rib ArticulationPosterior • _________________ • Head of rib to vertebral body • Diarthrodial • _________________ • Rib ______ to transverse process • 1 - 10 • Diarthrodial

  13. Sternum Imaging Routine • RAO • Lateral • 40” SID** RAO • 60-72” SID Lateral • 60 – 70 kVp

  14. RAO Sternum • Moves sternum _______________ • Uses ___________ to provide density • _____________ Oblique • Body habitus dependent • Breathing technique • Blurs pulmonary markings

  15. RAO Sternum • CR to mid sternum • Palpate for ____________and xiphoid • Center to mid sternum • Collimate about ___________

  16. Lateral Sternum • Increase ________for increased ______ • _________ - Arms back • _____________ • Arms above head

  17. Lateral Sternum • CR to mid sternum • Place IR ____________jugular notch • Suspend respiration • ___________

  18. Rib Imaging Routine • PA Chest • AP above diaphragm 60kV • AP below diaphragm 70kV • RPO/LPO above diaphragm 60kV • 40-72” SID (Unilateral or Bilateral)

  19. AP Above Diaphragm • Center to ______________ • CR to _________ • IR _________shoulder center to cassette • Suspend respiration on _____________

  20. AP Below Diaphragm • Center to affected side • CR mid way between _______ and _________ • Suspend respiration on ___________ • Move diaphragm up and away

  21. RPO / LPO Above Diaphragm • __________Oblique • CR between spine a ________ rib margins • IR _________shoulder and center to IR • Suspend respiration on ___________

  22. Helpful Tip • Mark the _____________ • Place a ____________on area of interest.

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