What Is the Optic Disk

question 371

Multiple Choice

What is the optic disk?

• A)a tiny spot in the center of the fovea where there is a high concentration of rods and cones
• B)the portion of the lens which focuses incoming light
• C)the point at which the optic nerve fibers leave the back of the eye
• D)a transparent membrane which lies just behind the pupil of the eye and that helps funnel light waves to the lens and retina

---

Definitions:

Social Exchange Theory

A conceptual framework suggesting that social behavior is the result of an exchange process aiming to maximize benefits and minimize costs in relationships.

Therapeutic Community

A structured, treatment-based environment where individuals support each other in recovering from addiction or mental health issues through community living and shared experiences.

Alcohol Abuse

The excessive and harmful consumption of alcohol, leading to negative impacts on an individual's health, social relationships, and responsibilities.

Drug Abuse

The compulsive and harmful use of drugs for non-medical purposes, leading to addiction and other negative outcomes.