Thoracic vertebrae vs Lumbar vertebrae

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Thoracic spine

Thoracic spine

12 thoracic vertebrae

Lumbar spine

Lumbar spine

5 lumbar vertebrae

Ligaments and joints

Bony structures thoracic and lumbar vertebrae

Introduction to

Intervertebral discs

Bony structures thoracic and lumbar vertebrae

LATIN Corpus vertebrae

Body of the vertebra

Thoracic spine Lumbar spine

LATIN Arcus vertebrae

Vertebral arch

pedicles and laminae

LATIN Pediculus arcus vertebrae

Pedicle of the vertebral arch

Lumbar spine Thoracic spine

LATIN Lamina arcus vertebrae

Lamina of the vertebral arch

Lumbar spine Thoracic spine

5 types processesVertebral processes

2 types articular facets

LATIN Processus spinosus

Spinous process

laminae fusion Thoracic spine Lumbar spine

attachment of vertebral

musculature and ligaments

LATIN Processus transversus

Transverse process

pedicles and laminae fusion

Thoracic spine

T1-T10 have costal facets which articulate with tubercles of the

ribs 1-10

LATIN Processus costalis

Costal process

Lumbar spine

LATIN Processus articularis superior

Superior articular process

face posteromedially

face medially

Thoracic spine Lumbar spine

face backward

and laterally

face medially

Thoracic spine Lumbar spine

LATIN Facies articularis superior

Superior articular facet

face anterolate

rally face laterally Thoracic spine Lumbar spine

LATIN Processus articularis inferior

Inferior articular process

LATIN Facies articularis inferior

Inferior articular facet

face forward

and medially face laterally

Thoracic spine Lumbar spine

2 types: vertebral and intervertebralVertebral foramina

Thoracic spine Lumbar spine

LATIN Foramen vertebrale

Vertebral foramen spinal cord and nerve roots pass

through

LATIN Foramen intervertebrale

Intervertebral foramen Passage of spinal nerves and intervertebral arteries which

supply the roots and spinal cord.

Lumbar spine

Costal articular surfaces3 different types of

LATIN Fovea costalis superior

Superior costal fovea

Articulate with the heads of the

ribs.

LATIN Fovea costalis inferior

Inferior costal fovea

Thoracic spine

Articulate with the heads of the

ribs.

LATIN Fovea costalis superior

Superior costal fovea

LATIN Fovea costalis inferior

Inferior costal fovea

T11 and T12 have no articular facets on their transverse

processes.LATIN Fovea costalis processus transversi

Costal fovea of the transverse process

Articulates with the tubercle of the ribs.

Ligaments and joints

Bony structures thoracic and lumbar vertebrae

Introduction to

Intervertebral discs

Introduction to

Intervertebral discs

LATIN Discus intervertebralis

Intervertebral disc

Fibrocartilaginous

structure

multiple layers

Fibrous tissue and

fibrocartilageLATIN Anulus fibrosus

Fibrous ring of intervertebral disk

onion layers

Nucleus pulposus

Jelly-like substance

Remnant of the

notochord.

Ligaments and joints

Bony structures thoracic and lumbar vertebrae

Introduction to

Intervertebral discs

Ligaments and joints

LATIN Articulatio zygapophysialis

Zygapophyseal joint

synovial joint

LATIN Ligamenta intertransversaria

Intertransverse ligaments

Ligamentum flavum

yellow colorarrangement

of elastic fibers

LATIN Ligamentum interspinale

Interspinous ligaments

LATIN Ligamentum longitudinale anterius

Anterior longitudinal ligament

LATIN Ligamentum longitudinale posterius

Posterior longitudinal ligament

Posterior longitudinal ligament

LATIN Ligamentum longitudinale anterius

Anterior longitudinal ligament

LATIN Ligamentum longitudinale posterius

Posterior longitudinal ligament

LATIN Ligamentum supraspinale

Supraspinous ligament

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