Search results for: 'Diagnostic and Lab Tests'

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By: Administrator, Views: 9752

Positron Emission Tomography (PET) Computer-based nuclear imaging procedure that can produce three-dimensional pictures of actual organ functioning. Ultrasonography, Brain Use of high-frequency sound waves to record echoes on an oscilloscope and film.

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Sigmoidoscopy

By: Administrator, Views: 9886

Sigmoidoscopy is also a diagnostic test for people who have rectal bleeding, a change in bowel habits, or other symptoms. Finding polyps in the lower part of the colon means there is a higher chance of having them elsewhere in the colon.

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Audiology

By: Administrator, Views: 10594

Audiology is a branch of science that studies hearing, balance, and related disorders. Audiologists treat those with hearing loss and proactively prevent related damage. By employing various testing strategies (e.g. behavioral hearing tests, otoacoustic emission measurements, and electrophysiolog...

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Blood Test Basics

By: Administrator, Views: 9478

How blood tests are performed by a professional nurse.

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Tuberculosis Testing

By: Administrator, Views: 9595

Tuberculosis Skin Tests: - Test performed to identify the presence of the Tubercle bacilli. - The tine, Heaf, or Mantoux test are used.

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Hypoglycemia Animation

By: Administrator, Views: 10230

Hypoglycemia, also known as low blood sugar, is when blood sugar decreases to below normal levels. This may result in a variety of symptoms including clumsiness, trouble talking, confusion, loss of consciousness, seizures or death. A feeling of hunger, sweating, shakiness and weakness may also be...

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Arthroscopy

By: Administrator, Views: 9708

Arthroscopic surgery involves the surgery of a joint with the use of a flexible arthroscope and other surgical tools. In this example, the surgeon inserts the arthroscope to evaluate the damage to the knee joint and then uses instruments to perform the necessary procedure. Arthrography: Diagn...

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Multiple Sclerosis Animation

By: Administrator, Views: 9893

Multiple sclerosis (MS) is a demyelinating disease in which the insulating covers of nerve cells in the brain and spinal cord are damaged. This damage disrupts the ability of parts of the nervous system to communicate, resulting in a range of signs and symptoms, including physical, mental, and so...

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Mendel's pea plant, Pisum sativum experimental

By: HWC, Views: 4506

Mendel chose the garden pea plant, Pisum sativum, for experimental tests of his ideas about inheritance. Under normal circumstances, the garden pea plant is self-fertilizing. This cross-section shows the gamete-forming structures. Sperm-producing pollen grains form in the stamens. Eggs deve...

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