The First Sign of Attrition Is

question 28

Multiple Choice

The first sign of attrition is

• A) open contacts.
• B) disappearance of mamelons on incisors.
• C) temporomandibular joint dysfunction.
• D) biomechanical forces on the teeth.

---

Definitions:

Proactive Interference

The tendency of previously learned material to hinder subsequent learning or the retention of new information.

Forgetting Curves

Graphs that visually represent the rate and amount of forgetting over time, originally conceptualized by Hermann Ebbinghaus.

Autobiographical Materials

Texts or records that individuals create about their own lives, including memoirs, diaries, and personal letters, which can provide insights into personal histories and subjective experiences.

Meaningless Materials

Items or content lacking significance, purpose, or relevance.