Which muscle flexes the arm at the elbow?Multiple choice question.biceps brachiideltoidtriceps brachii
Question
Which muscle flexes the arm at the elbow?
- biceps brachii
- deltoid
- triceps brachii
Solution
To address the question regarding which muscle flexes the arm at the elbow, let's evaluate the options given:
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Biceps Brachii: This muscle is primarily responsible for flexing the forearm at the elbow and also assists in supinating the forearm.
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Deltoid: While this muscle is crucial for shoulder movements and arm abduction, it does not play a significant role in elbow flexion.
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Triceps Brachii: This muscle is primarily responsible for extending the forearm at the elbow, not flexing it.
Conclusion
The correct answer is Biceps Brachii, as it is the primary muscle that flexes the arm at the elbow.
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