pediagenosis: BackSpinalCord
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Showing posts with label BackSpinalCord. Show all posts
Showing posts with label BackSpinalCord. Show all posts

Wednesday, November 7, 2018

Muscles of Back: Superficial Layer Anatomy

Muscles of Back: Superficial Layer Anatomy


Muscles of Back: Superficial Layer Anatomy
Superior nuchal line of skull, Spinous process of C2 vertebra, Sternocleidomastoid muscle, Posterior triangle of neck, Trapezius muscle, Spine of scapula, Deltoid muscle, Infraspinatus fascia, Teres minor muscle, Teres major muscle, Latissimus dorsi muscle, Thoracolumbar fascia, Iliac crest, External abdominal oblique muscle, Internal abdominal oblique muscle in lumbar triangle (of Petit), Spinous process of T12 vertebra
Veins of Vertebral Column: Vertebral Veins Anatomy

Veins of Vertebral Column: Vertebral Veins Anatomy


Veins of Vertebral Column: Vertebral Veins Anatomy
Superior bulb of right internal jugular vein, Condylar emissary vein, Mastoid emissary vein, Venous plexus around vertebral artery, Communicating veins, Right deep cervical vein, Accessory vertebral vein, Dorsal scapular artery, Costocervical trunk, Right thyrocervical trunk, Right subclavian vein, Right internal jugular vein (inferior bulb)

Right subclavian artery, Right brachiocephalic vein, Vertebral arteries, Dura mater, Anterior internal (epidural) vertebral venous plexus, Anterior external vertebral venous plexus, Anterior vertebral veins, Left deep cervical vein, Left vertebral vein, Left vertebral artery, Left thyrocervical trunk, Left internal jugular vein (inferior bulb), Left subclavian artery, Left common carotid artery, Left brachiocephalic vein, Right vertebral artery and vein, Right common carotid artery, Left subclavian vein.

Veins of Vertebral Column: Vertebral Veins Anatomy


Tuesday, October 9, 2018

Veins of Spinal Cord and Vertebral Column Anatomy

Veins of Spinal Cord and Vertebral Column Anatomy


Veins of Spinal Cord and Vertebral Column Anatomy
External vertebral venous plexus, Internal vertebral (epidural) venous plexus (Batson’s veins), Basivertebral vein, Anterior spinal vein, Anterior sulcal (central) vein, Basivertebral vein, Internal vertebral (epidural) venous plexus, Intervertebral vein, Anterior segmental medullary/radicular vein, Posterior segmental medullary/radicular vein, Internal vertebral (epidural) venous plexus, Posterior spinal vein, Posterior sulcal (central) vein, Pial venous plexus, External vertebral venous plexus.
Arteries of Spinal Cord: Intrinsic Distribution Anatomy

Arteries of Spinal Cord: Intrinsic Distribution Anatomy


Arteries of Spinal Cord: Intrinsic Distribution Anatomy
Posterior spinal arteries, Anterior spinal artery, Segmental medullary artery, Posterior radicular artery, Branch to vertebral body and dura mater, Spinal branch, Dorsal branch of posterior intercostal artery, Posterior intercostal artery, Paravertebral anastomoses, Prevertebral anastomoses, Thoracic (descending) aorta, Right posterior spinal artery, Peripheral branches from pial plexus Sulcal (central) branches to left side of spinal cord, Left posterior spinal artery.
Arteries of Spinal Cord: Schema Anatomy

Arteries of Spinal Cord: Schema Anatomy


Arteries of Spinal Cord: Schema Anatomy
Posterior cerebral artery, Superior cerebellar artery, Basilar artery, Anterior inferior cerebellar artery (AICA), Posterior inferior cerebellar artery (PICA), Anterior spinal artery, Vertebral artery, Segmental medullary arteries, Ascending cervical artery, Cervical vertebrae, Anterior view Posterior view, Deep cervical artery, Subclavian artery, Segmental medullary artery, Posterior intercostal artery, Thoracic vertebrae, Pial plexus, Posterior intercostal artery, Segmental medullary artery.
Spinal Nerve Origin Cross Sections Anatomy

Spinal Nerve Origin Cross Sections Anatomy


Spinal Nerve Origin: Cross Sections Anatomy
Dura mater, Arachnoid mater, Anterior root, Spinal nerve, Anterior ramus, Posterior ramus, Posterior root (spinal) ganglion, Posterior root, Filum terminale internum Leptomeninges, Posterior and anterior roots of lumbar and sacral spinal nerves forming cauda equine, Gray ramus communicans, Fat in epidural space, Sympathetic ganglion, Section through lumbar vertebra,
Spinal Meninges and Nerve Roots Anatomy

Spinal Meninges and Nerve Roots Anatomy


Spinal Meninges and Nerve Roots Anatomy
Posterior view Anterior root of spinal nerve, Within meningeal sheath Posterior root of spinal nerve, Posterior root (spinal) ganglion, White and gray rami communicantes, Anterior ramus of spinal nerve, Posterior ramus of spinal nerve, Dura mater, Arachnoid mater, Pia mater overlying spinal cord, Rootlets of posterior root, Denticulate ligament, Dura and arachnoid mater removed: anterior view (greatly magnified).
Parasympathetic Nervous System: Schema Anatomy

Parasympathetic Nervous System: Schema Anatomy


Parasympathetic Nervous System: Schema Anatomy
Ciliary ganglion, Branch of oculomotor nerve (CN III), Branch of facial nerve (CN VII), Medulla oblongata, Branch of glossopharyngeal nerve (CN IX), Otic ganglion, Submandibular ganglion, Celiac ganglion, Superior mesenteric ganglion, Pterygopalatine ganglion, Lacrimal glands, Eyes, Parotid glands, Sublingual glands, Submandibular glands, Heart, Stomach, Liver.

Monday, September 17, 2018

Sympathetic Nervous System: Schema Anatomy

Sympathetic Nervous System: Schema Anatomy


Sympathetic Nervous System: Schema Anatomy
Internal carotid nerve and internal carotid plexus, External carotid nerve and external carotid plexus, Lacrimal gland Eye, Parotid gland, Sublingual gland, Submandibular gland, Cardiac branches, Greater splanchnic nerve, Celiac ganglion, Lesser splanchnic nerve, Aorticorenal ganglion, Least splanchnic nerve, Suprarenal gland, Superior mesenteric ganglion, Lumbar splanchnic nerves, Inferior mesenteric ganglion Inferior hypogastric plexus.
Dermatomes Anatomy

Dermatomes Anatomy


Dermatomes Anatomy
Schematic demarcation of dermatomes (according to Keegan and Garrett) shown as distinct segments. There is actually considerable overlap between any two adjacent dermatomes. An alternative dermatome map is that provided by Foerster (see References).
Relation of Spinal Nerve Roots to Vertebrae Anatomy

Relation of Spinal Nerve Roots to Vertebrae Anatomy


Relation of Spinal Nerve Roots to Vertebrae Anatomy
C1 spinal nerve exits above C1 vertebra, Cervical enlargement, Occipital bone, C8 spinal nerve exits below, C7 vertebra (there are 8 cervical nerves but only 7 cervical vertebrae), Lumbar disc protrusion (dashed ovals) does not usually affect nerve exiting above disc. Lateral protrusion at disc level L4–5 affects L5 spinal nerve, not, L4 spinal nerve. Protrusion at disc level L5–S1 affects S1 spinal nerve, not L5 spinal nerve.
Spinal Cord and Anterior Rami Anatomy

Spinal Cord and Anterior Rami Anatomy


Spinal Cord and Anterior Rami Anatomy
Occipital bone, C1 spinal nerve, C2 vertebra (axis), C8 spinal nerve, T1 spinal nerve, 1st rib, Intercostal nerves, T12 spinal nerve, 12th rib, Subcostal nerve, Conus medullaris, L1 spinal nerve, Cauda equine, L5 spinal nerve, S1 spinal nerve, Sacrum (cut away), Filum terminale internum, Termination of spinal dura mater, S5 spinal nerve, Coccygeal nerve, C1 vertebra (atlas), Cervical plexus, C7 vertebra, T1 vertebra, Brachial plexus, Lumbar plexus,
Vertebral Ligaments: Lumbar Region Anatomy

Vertebral Ligaments: Lumbar Region Anatomy


Vertebral Ligaments: Lumbar Region Anatomy
Posterior longitudinal ligament, Nucleus pulposus, Anulus fibrosus, Cartilage end plate, Collagen lamellae of anulus fibrosus, Anterior longitudinal ligament, Intervertebral disc composed of central nuclear zone of collagen and hydrated proteoglycans surrounded by concentric lamellae of collagen fibers, Left lateral view (partially sectioned in median plane), Inferior articular process, Superior articular process, Transverse process, Spinous process, Ligamentum flavum, Interspinous ligament, Supraspinous ligament, Intervertebral foramen, Capsule of zygapophysial joint (partially opened).
Vertebral Ligaments: Lumbosacral Region Anatomy

Vertebral Ligaments: Lumbosacral Region Anatomy


Vertebral Ligaments: Lumbosacral Region Anatomy
Anterior longitudinal ligament, Body of L1 vertebra, Intervertebral discs, Anterior ramus of L2 spinal nerve L4 spinal nerve, Body of L5 vertebra, Posterior ramus of, L5 spinal nerve, Auricular surface of sacrum (for articulation with ilium), Left lateral view, Posterior superior iliac spine, Posterior inferior iliac spine, Lateral, Posterior sacrococcygeal ligaments, Ischial tuberosity.

Wednesday, September 12, 2018

Sacrum and Coccyx Anatomy

Sacrum and Coccyx Anatomy


Sacrum and Coccyx Anatomy
Base of sacrum, Superior articular process, Sacral canal, Ala (wing), Promontory, Sacral part of pelvic brim (linea terminalis), Facets of superior articular processes, Transverse section through S2 foramina, Anterior (pelvic) sacral foramina, Transverse process of coccyx, Posterior sacral foramen, Intervertebral foramen, Anterior (pelvic) sacral foramen, Pelvic surface, Paramedian sagittal section, Anteroinferior view, Posterosuperior view, Transverse process of coccyx,
Vertebrae: Radiograph and MRI Anatomy

Vertebrae: Radiograph and MRI Anatomy


Vertebrae: Radiograph and MRI Anatomy
T9 thoracic vertebra, T12 rib, L1 transverse process, Superior articular process of L2, Inferior articular process of L2, Sacrum, T12 vertebral body, L2-L3 intervertebral disc, Cauda equine, S1 vertebral body, Rectum, Urinary bladder, Anteroposterior radiograph of thoracolumbar spine, T2-weighted sagittal MRI of lumbar spine, Lamina of L1, Spinous process of L2, Pedicle of L4,
Lumbar Vertebrae Anatomy

Lumbar Vertebrae Anatomy


Lumbar Vertebrae Anatomy
Vertebral body, Vertebral foramen, Pedicle, Transverse process, Superior articular process, Mammillary process, Lamina, Spinous process, Vertebral canal, Mammillary process, Vertebral body, Intervertebral disc, Vertebral body, Pedicle, Superior articular process, Mammillary process, Transverse process, Spinous process, Lamina, Anulus fibrosus, Accessory process, Intervertebral disc, Nucleus, pulposus, Superior articular process,
Thoracic Vertebrae Anatomy

Thoracic Vertebrae Anatomy


Thoracic Vertebrae Anatomy
Vertebral foramen, Superior vertebral notch (forms lower margin of intervertebral foramen), Superior costal fac, Superior costal facet, Superior articular process and facet, Transverse costal facet, Transverse costal facet, Transverse ocess, Inferior articular process, Superior articular facet, Superior articular process and facet, T6 vertebra: superior view, T6 vertebra: lateral view, T12 vertebra: lateral view, T7, T8, and T9 vertebrae: posterior view, Body, Body Pedicle, Lamina, Spinous process, Body Cost     t, Vertebral canal 7th rib rior articcess.
Back: Surface Anatomy

Back: Surface Anatomy


Back: Surface Anatomy
Trapezius muscle, Spine of scapula Deltoid muscle, Triceps brachii muscle, Long head Lateral head Tendon, Infraspinatus muscle, Teres major muscle, Latissimus dorsi muscle, Erector spinae muscles, Iliac crest, Posterior superior iliac spine, Intergluteal (anal) cleft, Greater trochanter of femur, Gluteal fold, Gluteus maximus muscle, Sacrum, Gluteus medius muscle,

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