The Collimator ____________

question 24

Multiple Choice

The collimator ____________

• A)is always round.
• B)restricts the size and shape of the x-ray beam.
• C)is a solid piece of aluminum.
• D)is fitted within the copper stem beneath the molybdenum cup.

---

Definitions:

Polygenic Traits

Traits that are controlled by more than one gene, often resulting in a continuous range of possible phenotypes, such as height or skin color.

Dichotomous Traits

Characteristics or qualities that can be divided into two distinctly opposite categories or states, with no intermediate stages.

Adaptive Behaviour

A person's ability to adjust to new situations, meet social standards, and maintain daily living skills.

Evolutionary Theory

A theory explaining the process by which different kinds of living organisms developed and diversified from earlier forms during the history of earth.