Search results
Results from the Health.Zone Content Network
Nervous System. The nervous system has two major parts: the central nervous system (CNS) and the peripheral nervous system (PNS). The central system is the primary command center for the body, and ...
Test of. Central visual field. The Amsler grid, used since 1945, is a grid of horizontal and vertical lines used to monitor a person's central visual field. The grid was developed by Marc Amsler, a Swiss ophthalmologist. It is a diagnostic tool that aids in the detection of visual disturbances caused by changes in the retina, particularly the ...
Here’s how to use the Amsler grid as part of monitoring your wet AMD: 1. Print out the Amsler grid. The Amsler grid looks best on pure white matte paper. You can get your own copy to print off ...
The Amsler grid is a square-shaped graph with uniform lines and a dot in the center. The grid will look distorted or nonuniform in center areas if you have certain conditions. Marc Amsler, a ...
The central nervous system (CNS) is the part of the nervous system consisting primarily of the brain and spinal cord.The CNS is so named because the brain integrates the received information and coordinates and influences the activity of all parts of the bodies of bilaterally symmetric and triploblastic animals—that is, all multicellular animals except sponges and diploblasts.
The most common causes of the inner ear trouble that leads to peripheral vertigo are: Benign paroxysmal positional vertigo (BPPV) Vestibular neuronitis. Meniere's disease. BPPV is a condition that ...
Symptoms of Sciatica. The most common symptom of sciatica is lower back pain that extends through the hip and buttock and down one leg. The pain usually affects only one leg and may get worse when ...
This is a dental practitioner view, so tooth number 1, the rear upper tooth on the patient's right, appears on the left of the chart. The Universal Numbering System, sometimes called the "American System", is a dental notation system commonly used in the United States. [1][2] Most of the rest of the world uses the FDI World Dental Federation ...