noun
muscle tone; tonus
Physiological term for the continuous, passive partial contraction of muscles at rest. Used in medical and biological contexts.
筋緊張が低下すると、姿勢を保つのが難しくなる。
When muscle tone decreases, it becomes difficult to maintain posture.
noun
Medical term for a condition characterized by delayed relaxation of muscles after contraction. More specific than general muscle tone.
先天性筋緊張症は、筋肉が収縮した後に弛緩しにくくなる病気です。
Congenital myotonia is a condition where muscles have difficulty relaxing after contraction.