ANATOMY OF THE SPINAL CORD AND REFLEXES

ANATOMY OF THE SPINAL CORD AND REFLEXES . PREPARED BY HUGH POTTER, Ph.D BIOLOGY DEPARTMENT UNION COUNTY COLLEGE. IMAGES USED WITH THE PERMISSION OF ADAM, INC. ANTERIOR VIEW OF THE SPINAL CORD. CERVICAL CORD (8 nerves).

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Vertebral Column

Vertebral Column. Avinash Bharadwaj Human Structure and Development 212 Week 3 Semester 1, 2004. A Long Story. From a stiff internal support (notochord)… … “uniform” vertebral column of fishes… …specialisations for terrestrial life … to the erect human column.

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Spinal Cord Anatomy

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Anatomy of the Spinal Cord  Structure of the spinal cord Tracts of the spinal cord Spinal cord syndromes

Anatomy of the Spinal Cord  Structure of the spinal cord Tracts of the spinal cord Spinal cord syndromes . Spinal Cord. - Comparable to Input-Output (IO) System of the Computer - Spinal Nerve (C8, T12, L5, S5, Cx1) - Segmental Structure of Neural Tube Origin. Spinal segment

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Vertebral Column

Vertebral Column. Regions of the vertebral column. Regions of the vertebral column—atlas, axis. Parts of individual vertebra. Transverse section with spinal cord and nerve in place. Note hernia of intervertebral disc (“bulging or slipped disc”). Rib Cage. Articulations of ribs.

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Gross Anatomy of the Spinal Cord

Gross Anatomy of the Spinal Cord. Functional Organization of the Nuclei within the Gray Matter of the Spinal Cord. Location of Ascending and Descending Tracts of the Spinal Cord. Major Sensory or Ascending Tracts . Organization of Sensory or Ascending Pathways.

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SPINAL CORD ANATOMY

SPINAL CORD ANATOMY. General Characteristics. Approx. ½ meter in length. Varies from 1 to 1.5 cm in diameter. Enlargements: Cervical: C3 – T1. Lumbar region: L1 – S2. General Characteristics. Conus medullaris: Ends at about the level of L2. Cauda equina. Filum terminale:

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Vertebral Column

Vertebral Column. Osteology. 7 C, 12 T, 5 L, 5 S (Fused as Sacrum), 4 coccygeal Primary Curves Secondary Curves Anterior/Posterior alignment. Primary Curve. Vertebral Segments. A-P View. Secondary Curves Lateral. Vertebral Column. Osteology. Typical Vertebrae Body

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Vertebral Column

Vertebral Column. Cervical. Backbone consists of 26 vertebrae. Five vertebral regions Cervical vertebrae (7) in the neck. Thoracic vertebrae (12) in the thorax. Lumbar vertebrae (5) in the lower back. Sacrum (5, fused). Coccyx (4, fused). . Thoracic. Lumbar. Sacrum. Coccyx. Scoliosis.

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VERTEBRAL COLUMN

VERTEBRAL COLUMN. Gross Anatomy. 28 inches in length Medial border of scapula: Runs parallel to vertebral column Crosses ribs 2-7. Vertebral Column Regions. Cervical (7) Thoracic (12) Lumbar (5) Sacral (5) Coccygeal (3-4). Primary Normal Curvatures. Present at birth

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Spinal Column and Spinal Cord Injuries

Spinal Column and Spinal Cord Injuries. Objectives. At the conclusion of this presentation the participant will be able to: Identify the components of the spine Assess for spine and spinal cord injury Discuss the initial management of the spinal cord injured patient

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Anatomy of the Spinal Cord  Structure of the spinal cord Tracts of the spinal cord

Anatomy of the Spinal Cord  Structure of the spinal cord Tracts of the spinal cord Spinal cord syndromes. Spinal Cord. - Comparable to Input-Output (IO) System of the Computer - Spinal Nerve (C8, T12, L5, S5, Cx1) - Segmental Structure of Neural Tube Origin. Spinal segment

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Anatomy of the Spinal Cord  Structure of the spinal cord Tracts of the spinal cord

Anatomy of the Spinal Cord  Structure of the spinal cord Tracts of the spinal cord Spinal cord syndromes. Sundaresh T.V. Spinal Cord. - Comparable to Input-Output (IO) System of the Computer - Spinal Nerve (C8, T12, L5, S5, Cx1) - Segmental Structure of Neural Tube Origin.

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Vertebral Column

Vertebral Column. The human vertebral column is built up of a series of vertebrae. 7 Cervical, 12 Th., 5 Lumbar, 5 Sacral (Fused as Sacrum), 4 coccygeal (fused as coccyx). Primary Curves: Thoracic and sacral curves - present during fetal development

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ANATOMY OF SPINAL CORD

ANATOMY OF SPINAL CORD. SPINAL ANESTHESIA. ANAESTHETICS USED. HYPERBARIC (HEAVY) ‏ LIGNOCAINE 5% IN 7.5%DEXTROSE BUPIVACAINE 0.5% IN 5% DEXTROSE. HOW A HEAVY ANAESTHETIC SOLUTION FLOWS IN CSF. INDICATIONS. Fit patient requiring lower abdominal, anal of lower extremity surgery

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Vertebral Column

Vertebral Column. Osteology and Arthrology. Osteology. 7 C, 12 T, 5 L, 5 S (Fused as Sacrum), 4 coccygeal Primary Curves Secondary Curves Anterior/Posterior alignment. Primary Curve. Vertebral Segments. A-P View. Secondary Curves Lateral. Vertebral Column. Osteology. Typical Vertebrae

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Anatomy of the vertebral column

Anatomy of the vertebral column. Objectives. Describe the general structure of the vertebra Describe the structure of the atypical cervical vertebrae Describe the structure of typical cervical vertebrae Describe the structure of the thoracic vertebra

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Anatomy of the Spinal Cord

Anatomy of the Spinal Cord. OBJECTIVES. At the end of the lecture, students should be able to: Describe the external anatomy of the spinal cord. Describe the internal anatomy of the spinal cord. Describe the spinal nerves: formation, branches and distribution via plexuses.

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Development of Spinal Cord & Vertebral Column

Development of Spinal Cord & Vertebral Column. Dr. Sanaa Alshaarawi & Dr. Ahmed Fathalla. OBJECTIVES. At the end of the lecture, students should be able to: Describe the development of the spinal cord from the neural tube. List the layers of the spinal cord and its contents.

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ANATOMY OF SPINAL CORD

ANATOMY OF SPINAL CORD. Khaleel Alyahya, PhD, MEd King Saud University School of Medicine @khaleelya. Tweet of Today. Resources. Human Anatomy & Physiology Elaine Marieb Introduction to Human Body Gerard Tortora Human Brain John Nolte Google. OBJECTIVES.

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VERTEBRAL COLUMN

VERTEBRAL COLUMN. FRANJKA ANTOLIŠ, 2 nd YEAR 2013/2014 Mentor: A. Žmegač Horvat. VERTEBRAL COLUMN. FUNCTION supporting axis of the body protection for the spinal cord SYNONYMS spinal column, backbone, spine. VERTEBRAL COLUMN. CURVATURES cervical, thoracic, lumbar, sacral DIVISION

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Anatomy of the Spinal Cord

Anatomy of the Spinal Cord. OBJECTIVES. At the end of the lecture, the students should be able to: Describe the external anatomy of the spinal cord. Describe the internal anatomy of the spinal cord. Describe the spinal nerves: formation, branches and distribution via plexuses.

366 views • 27 slides