The Purpose of a Sprue Is To

question 36

Multiple Choice

The purpose of a sprue is to:

• A) form the occlusal surface of a casting.
• B) form a channel in investment through which the molten alloy travels to form the casting.
• C) form the proximal surface of a casting.
• D) reduce the metal content of a casting.

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Definitions:

Childhood Experiences

Events or interactions during early life that can significantly influence one’s personality and behavior in adulthood.

Birth Order

Refers to the order a child is born in their family; first-born and second-born are examples of birth order, which psychologists study for its potential impact on personality and behavior.

Dethronement

Refers to the psychological impact experienced by a child when a younger sibling is born, leading to feelings of loss of attention and displacement.

First-born

A term denoting the first child born to a parent or parents, often discussed in the context of birth order effects on personality and development.