The Principal Refraction of Light by the Eye Occurs at the

question 73

Multiple Choice

The principal refraction of light by the eye occurs at the

• A)cornea.
• B)lens.
• C)retina.
• D)iris.
• E)optical nerve.

---

Definitions:

Standard Quantifiers

Logical operators that specify the quantity of specimens in the domain of discourse that satisfy an open sentence, commonly "all" or "some."

Quantifier

In logic and mathematics, quantifiers express the quantity of specimens that satisfy a condition, typically expressed as "all," "some," or "none."

Copula

In logic and linguistics, a word or a set of words that links the subject of a sentence to a subject complement, such as the verb 'to be'.

Quantifier

A logical operator that specifies the quantity of specimens in the domain of discourse that satisfy an open formula.