When the wrist is flexed, the finger flexors cannot produce as tight a fist as when the wrist is in a neutral position. This is an example of what?

Question

Quizplus · Accepted Answer

Active insufficiency occurs when there is a decrease in the ability of a muscle to generate force due to its shortened position. In this case, the finger flexors are shortened due to the wrist being flexed, resulting in a decrease in the ability to produce a tight fist. Passive insufficiency occurs when there is a decrease in the ability of a muscle to lengthen due to its stretched position, which is not applicable in this scenario. Therefore, the correct answer is A.

When the Wrist Is Flexed, the Finger Flexors Cannot Produce