Search results for: 'MS'

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By: Administrator, Views: 10796

Magnetic resonance imaging (MRI) is a medical imaging technique used in radiology to form pictures of the anatomy and the physiological processes of the body in both health and disease. MRI scanners use strong magnetic fields, magnetic field gradients, and radio waves to generate images of the or...

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Fowler's Position

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Anatomic: Body erect, head facing forward, arms by the sides with palms to the front; used as a standard anatomical position of reference Dorsal recumbent: On back with lower extremities flexed and rotated outward; used in application of obstetric forceps, vaginal and rectal examination, and ...

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Parkinson's Disease

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Parkinson's disease (PD) is a long-term degenerative disorder of the central nervous system that mainly affects the motor system. As the disease worsens, non-motor symptoms become increasingly common. The symptoms generally come on slowly over time. Early in the disease, the most obvious are shak...

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Spermatogenesis Animation

By: Administrator, Views: 11075

Spermatogenesis is the process by which haploid spermatozoa develop from germ cells in the seminiferous tubules of the testis. This process starts with the mitotic division of the stem cells located close to the basement membrane of the tubules. These cells are called spermatogonial stem cells. T...

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Introduction to Body Systems Animation

By: Administrator, Views: 751

Systems: A group of different organs functioning together for a common purpose.

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Dissociative Disorders (Part 3)

By: Administrator, Views: 10608

Dissociative disorders (DD) are conditions that involve disruptions or breakdowns of memory, awareness, identity, or perception. People with dissociative disorders use dissociation as a defense mechanism, pathologically and involuntarily. Some dissociative disorders are triggered by psychological...

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Second Stage of Labor and Delivery

By: Administrator, Views: 567

During labor forceful contractions move the fetus down the birth canal and expel it from the uterus. Signs and symptoms that labor is about to start can occur from hours to weeks before the actual onset of labor. Braxton Hicks contractions Irregular contractions that begin in the second trim...

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Aneurysm

By: Administrator, Views: 10553

An aneurysm refers to a weakening of an artery wall that creates a bulge, or distention, of the artery. Most aneurysms do not show symptoms and are not dangerous. However, at their most severe stage, some can rupture, leading to life-threatening internal bleeding.

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Neurosynapse Animation

By: Administrator, Views: 10686

In the nervous system, a synapse is a structure that permits a neuron (or nerve cell) to pass an electrical or chemical signal to another neuron or to the target effector cell. Synapses are essential to neuronal function: neurons are cells that are specialized to pass signals to individual tar...

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