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Unveiling the Sphenoid Bone: Gateway to Cranial Health

Explore the complex structure and crucial role of the sphenoid bone in articulating with every cranial bone, joining cranial and facial bones, and protecting the pituitary gland. Learn about sinusitis, cervical, thoracic, and lumbar vertebrae, sacrum, coccyx, blood vessels, nerves, herniated disks, and spinal abnormalities like scoliosis and rib classifications. Delve into spinal health intricacies and common conditions affecting the vertebral column.

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Unveiling the Sphenoid Bone: Gateway to Cranial Health

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  1. It’s a bird…It’s a Plane…No, it’s a Sphenoid • - Articulates w/ every cranial bone • Joins cranial & facial bones • Protects the pituitary gland

  2. Sinusitis Inflamation of sinus tissue Caused by bacteria or allergy

  3. Uh Oh…..Better tell Jon I can’t make Lab this week!!!

  4. Cervical Vertebrae – 1st 7 Vertebrae

  5. Thoracic Vertebrae (12)

  6. 5 Lumbar Vertebrae in humans

  7. The Sacrum and Coccyx Sacrum 5 fused vertebrae Blood vessels Nerves Coccyx

  8. Intervertebral Disk What type of cartilage?

  9. Herniated Disks • Swollen intervertebral disk pinches nerve • Common in older individuals • Some “Spring Chickens” suffer from • this condition as well!

  10. Spinal Abnormalities - Scoliosis Abnormality caused by disease or poor posture

  11. 1-7 True Ribs 8-12 False Ribs 11-12 Floating Ribs

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