Definition
verb
(1) To alter the direction of light wave as it enters media with dissimilar refractive indexes.
(2) (ophthalmology) To identify the refractive condition of the eye.
Supplement
Word origin: Latin refractus (broken up)
Related form(s): refraction (noun), refractive (adjective)
Neurons generate electric signals that they pass along to the other neurons or target tissues. In this tutorial, you will find the basic structure of a neuron, the different classes of neurons, and membrane potentials. It also includes the structure of the nervous system...
The circulatory system is key to the transport of vital biomolecules and nutrients throughout the body. Learn about the different components and functions of the human circulatory system dealt with in detail in this tutorial. The lymphatic system is also elucidated elaborately here...
