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What is the opposite of “hypotonia”?

What is the antonym of “hypotonia”?

The antonyms of hypotonia are hypertonia and spasticity. These words describe opposite conditions related to muscle tone. While hypotonia refers to low muscle tone, hypertonia and spasticity refer to high muscle tone.

Brief Definitions of the Antonym(s)

Learn when and how to use these words with these examples!

A condition characterized by increased muscle tone or stiffness, leading to difficulty in movement.


The patient with cerebral palsy had hypertonia in his legs, making it hard for him to walk.

A type of hypertonia that causes involuntary muscle contractions, leading to stiffness and difficulty in movement.


The stroke survivor experienced spasticity in her arm, making it hard for her to lift objects.

How are these antonyms different from each other?

  • 1Hypertonia refers to increased muscle tone or stiffness, while hypotonia refers to decreased muscle tone or weakness.
  • 2Spasticity is a specific type of hypertonia that causes involuntary muscle contractions and stiffness.

Good things to know

  • 1Medical Context: Use these antonyms to describe muscle tone in patients with neurological or muscular disorders.
  • 2Physical Therapy: Incorporate these words in discussions about treatment plans and exercises.
  • 3Educational Context: Teach students about the differences between these terms in anatomy and physiology classes.

Remember this!

The antonyms hypertonia and spasticity describe high muscle tone, while hypotonia describes low muscle tone. Use these words in medical contexts, physical therapy discussions, and educational settings to describe muscle tone and related conditions.

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