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Muscles controlling the fingers-Resisted extension of each finger separately

Positioning and procedure.

The subject presents his hand palm downwards. The examiner stabilizes the wrist with one hand. With the other, he applies resistance to the distal phalanx of each finger respectively.

Common mistakes.

None.

Anatomical structures tested:

Muscle function:

• Extension of the index finger:

– Extensor indicis proprius – Tendon to the index […]

Palpation of soft tissue

Place one finger just radially to the dorsal tubercle of the radius. Ask the subject to make a first and to squeeze and unsqueeze it. During this action tendinous tightening can be felt. These are the tendons of the extensor carpi radialis longus and extensor carpi radialis brevis. When the subject continues these muscular contractions […]

Resisted extension of the wrist

Positioning.

The subject stands with the arm hanging, the elbow extended and the wrist in neutral position (between pronation and supination,and between flexion and extension). The examiner stands level with the subject’s elbow. The contralateral arm lifts and carries the elbow and keeps it extended. The hand stabilizes the forearm. The other hand is placed […]