An OT Practitioner Is Testing Thumb Interphalangeal (IP)flexion Strength

question 4

Multiple Choice

An OT practitioner is testing thumb interphalangeal (IP) flexion strength.The therapist definitely observes flexion of the IP joint but cannot palpate a contraction of the flexor pollicis longus (FPL) .What is the most likely reason?

• A) The FPL may be too weak to palpate.
• B) The client is giving less than maximal effort.
• C) The flexor pollicis brevis may be substituting.
• D) The extensor pollicis longus may be substituting.

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Definitions:

Sociohistorical Context

The social, cultural, and historical background or environment in which an event or phenomenon occurs, influencing its development and perception.

Consciousness

The quality or state of being aware of an external object or something within oneself, often regarded as a complex mental state.

Neural Pathway

A sequence of neurons that transmit signals between different areas of the brain or from the brain to the rest of the body.

Reward Pathway

A brain circuit that reinforces rewarding stimuli and behaviors, typically involving dopamine pathways critical for motivation and pleasure.