PHYSIO KNOWLEDGE1 on Instagram: "Which muscle is the MOST powerful supinator of the forearm when the elbow is flexed? 🤔💪 A. Pronator teres B. Brachialis C. Biceps brachii ✅ D. Flexor carpi radialis The biceps brachii isn’t just an elbow flexor—it’s the STRONGEST supinator of the forearm, but only when the elbow is flexed! Why? Because its tendon wraps around the radius, giving it a mechanical advantage to rotate the forearm from pronation → supination (palm up). So next time you twist a bottle
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Instagramphysioknowledge1
PHYSIO KNOWLEDGE1 on Instagram: "Which muscle is the MOST powerful supinator of the forearm when the elbow is flexed? 🤔💪 A. Pronator teres B. Brachialis C. Biceps brachii ✅
21K likes, 597 comments - physioknowledge1 on December 5, 2025: "Which muscle is the MOST powerful supinator of the forearm when the elbow is flexed? 🤔💪A. Pronator teresB. BrachialisC. Biceps brachii D. Flexor carpi radialisThe biceps brachii isn’t just an elbow flexor—it’s the STRONGEST supinator of the forearm, but only when the ...
2.1M views5 months ago
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