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Kit Ng, Ph.D.

Anatomy & Physiology Professor

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Month: September 2016

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Spinal Curvatures and Spinal Nerves Naming

September 17, 2016 Kit Ng

Pictures showing spinal curvatures (primary vs. secondary) and naming system for spinal nerves Continue reading Spinal Curvatures and Spinal Nerves Naming

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Comparison of vertebrae from 3 regions

September 17, 2016September 17, 2016 Kit Ng

Below are pictures pointing out the more obvious differences among the vertebrae from cervical, thoracic and lumbar regions. Continue reading Comparison of vertebrae from 3 regions

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Summary of Human Tissues types

September 17, 2016 Kit Ng

Continue reading Summary of Human Tissues types

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Summary of Cellular Transport

September 17, 2016September 17, 2016 Kit Ng

Continue reading Summary of Cellular Transport

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Lumbar vertebra

September 16, 2016September 16, 2016 Kit Ng

There are a total of 5 lumbar vertebra, out of which L5 is atypical (see here).  Their characteristics include: Spinous processes are short and project posteriorly. Vertebral foramen is triangular, but smaller than those of the cervical vertebra. Articular facets … Continue reading Lumbar vertebra

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Thoracic vertebra

September 16, 2016September 16, 2016 Kit Ng

There are a total of 12 thoracic vertebra.  All of them articulate with rib.  Their characteristics include: The body is usually taller than they are wide. The body has four demifacets on each side known as Superior and Inferior costal … Continue reading Thoracic vertebra

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Cervical vertebra

September 16, 2016September 17, 2016 Kit Ng

There are a total of 7 cervical vertebra, out of which C1 (Atlas) and C2 (Axis) are atypical.  Their characteristics include: The body is wider than than it is tall Spinous process is short and forked, except for C7. Vertebral … Continue reading Cervical vertebra

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Rib

September 15, 2016September 16, 2016 Kit Ng

Ribs are classified as flat bones.  They articulate with the thoracic vertebra at the transverse facet and superior+inferior costal facets of the vertebra body posteriorly and with the sternum anteriorly. The seven pairs of ribs that connect via costal cartilage … Continue reading Rib

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Atlanto-axial Joint of C1 & C2

September 15, 2016February 25, 2017 Kit Ng

The atlanto-axial joint is composed of C1 (Atlas) and C2 (Axis).  The dens/odontoid process of C2 articulate with the facet located in the anterior arch of C1.  It is a pivot joint and primary movement is rotation. Continue reading Atlanto-axial Joint of C1 & C2

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Atypical vertebra: L5

September 15, 2016September 17, 2016 Kit Ng

L5 is considered to be an atypical vertebra.  It is the largest and strongest lumbar vertebra.  Its notable feature would be the transverse processes are thick and fused to both the pedicle and the body. Continue reading Atypical vertebra: L5

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