Which Injury Commonly Occurs After a Fall on a Hyperflexed

question 9

Multiple Choice

Which injury commonly occurs after a fall on a hyperflexed knee or a dashboard injury from a motor vehicle accident?

• A) ACL
• B) MCL
• C) PCL
• D) Meniscus

---

Definitions:

Control Group

In experimental research, a group of subjects that does not receive the experimental treatment and is used as a benchmark to measure how the other tested subjects do.

Placebo

An inert or innocuous substance given to a patient instead of genuine medication, used in studies to evaluate the efficacy of treatments.

Confederate

An individual who is part of an experiment but pretends to be a participant and is aware of the study's aims.

Experimental

Pertaining to a methodological approach that involves manipulating one variable to determine if changes in one variable cause changes in another variable.