During near Vision, the Ciliary Muscle Contracts Due to Activation

question 92

Essay

During near vision, the ciliary muscle contracts due to activation of the (sympathetic / parasympathetic) nervous system. As a result, the zonular fibers to go slack, which causes the refractive power of the lens to increase and the lens become rounder.

---

Definitions:

Evaluate

To find out the value associated with an expression.

Round

To approximate a numerical value to a specified degree of accuracy, often to the nearest whole number or decimal place.

Simplify

Making an algebraic expression easier to understand by combining like terms or applying mathematical operations.

Radical

A mathematical symbol (√) used to denote the square root or nth root of a number or expression.