The Company of Biologists

Table 1.

Triceps muscle timing, strain and strain rate during the three phases of muscle activity

Phase	End of phase (% of stance)	Joint motion	Strain (% of fascicle length)	Strain rate (muscle lengths s⁻¹
1	25±1.2^{^*}	Extension	+2.8±0.3	0.356±0.041
2	35±1.2^{^*}	Flexion	−0.3±0.01	−0.112±0.052
3	81±0.5	Extension	−10.3±0.6	−0.811±0.100
EMG	40±0.6	-	-	-

Phase	End of phase (% of stance)	Joint motion	Strain (% of fascicle length)	Strain rate (muscle lengths s⁻¹
1	25±1.2^{^*}	Extension	+2.8±0.3	0.356±0.041
2	35±1.2^{^*}	Flexion	−0.3±0.01	−0.112±0.052
3	81±0.5	Extension	−10.3±0.6	−0.811±0.100
EMG	40±0.6	-	-	-

Values are means ± s.e.m. averaged over all nine speeds; N=4.

Changed with speed