Lateral boundary of cubital fossa is formed by:
Brachioradialis Boundaries of cubital fossa- Laterally - Medial border of brachioradialis. Medially - Lateral border of pronator teres. Base - It is directed upwards, and is represented by an imaginary line joining the front of two epicondyles of the humerus. Apex - It is directed downwards, and is formed by the area where brachioradialis crosses the pronator teres muscle. Ref: Gray&;s anatomy text book of anatomy BD chaurasia 21st Ed.
Brachioradialis
Pronator teres
Brachialis
Biceps
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