the author made an electromyographic investigation of reflex responses in the abductor pollicis brevis muscle abductor pollicis brevis muscle after percussion with a hammer on the dorsal , lateral , palmar , medial and distal surface of the distal digit of the thumb , on the dorsal and palmar area of the distal digits of the other fingers and also on the olecranon ulnae and acromion scapulae .
C0223710
olecranon
C0041600
ulnae