8o 
THOMPSON YATES LABORATORIES REPORT 
extensor communis digitorum. 
extensor ossis ?netacarpi poUicis, 
extensor longus poll'uis. 
extensor hrev'is pollicis. 
extensor indicis. 
extensor minimi digiti. 
flexor carpi radialis. 
flexor carpi ulnaris. 
flexor sublimis digitorum. 
flexor profundus digitonu/i. 
flexor longus pollicis. 
palmaris longus. 
pronator quadratus. 
the intrinsic muscles of the hand., including the interossei. 
teres major — in one experiment only. 
coraco-hrachialis — in one experiment only. 
In two further experiments the Vlllth cervical ventral (motor) root having been severed 
twenty days previously, degenerate fibres were found in nerves to the following muscles : — 
flexor carpi radialis. 
triceps, outer and middle iieads and anconeus. 
palmaris longus. 
flexor carpi ulnaris. 
extensor communis digitorum. 
flexor longus pollicis. 
extensor longus pollicis. 
extensor brevis pollicis. 
extensor indicis. 
superficial short muscles of thumb. 
flexor sublimis digitorum. 
flexor profundus digitorum. 
pronator quadratus. 
extensor carpi ulnaris. 
extensor ossis metacarpi pollicis. 
extensor minimi digiti. 
deep set of the short muscles of the thumb. 
short muscles of little finger. 
1st, 2nd, 3rd lumbricales. 
1st, 2nd, 3rd palmar interossei, 
all the dorsal interossei. 
extensor carpi radialis brevior J A few degenerate fibres were present in one of the 
pronator radii teres t experiments, but were absent in the other, 
