Visual Acuity Refers to

question 3

Multiple Choice

Visual acuity refers to

• A) sharpness of vision.
• B) the ability to distinguish colors.
• C) an error of refraction.
• D) a weakness in muscle tone of the eye.

---

Definitions:

Albumin

A family of globular proteins that are commonly found in blood plasma and play roles in maintaining osmotic pressure and as transport proteins.

Hemoglobin

A protein found in red blood cells that binds oxygen in the lungs and transports it to tissues throughout the body.

Blood Plasma

The liquid component of blood that carries cells and proteins throughout the body.

Chemical Equilibrium

A state in a chemical reaction where the rates of the forward and reverse reactions are equal, leading to constant concentrations of products and reactants.