Please sign up for the course before taking this quiz. Two important equations in iridology are: Density = Reaction and Shading = Resilience.10 True False Reaction is the ability of the body to respond to illness by fighting toxic invaders and retaining nutrients.10 True False People with a strong iris weave tend to have difficulty releasing toxins.10 True False Closeness and depth of iris fibers make up the density of fiber structure within the cornea.10 True False It may be possible to recommend specific job types based on the genetic structure of the iris.10 True False People with a loose iris weave may have a genetic tendency for hemorrhoids or hernias.10 True False Iris fibers are also called trabeculae and make up the iris stroma.10 True False People with a tight weave have stronger immune systems, but people with a loose iris weave tend to have better, more efficient metabolism.10 True False People with a tight weave are so strong, they never have health concerns.10 True False The resilience of a person is determined by how tight the fibers are as well as how deep and dense the weave.10 True False