Muscle tone is ________.
A. the condition of athletes after intensive training
B. a state of sustained partial contraction
C. the ability of a muscle to efficiently cause skeletal movements
D. the feeling of well-being following exercise
Answer:B
Muscle tone is ________.
A. the condition of athletes after intensive training B. a state of sustained partial contraction C. the ability of a muscle to efficiently cause skeletal movements D. the feeling of well-being following exercise