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HomeHomework Helphealth-scienceUnderstanding Cataplexy

Understanding Cataplexy

Cataplexy is a sudden loss of muscle tone often triggered by strong emotions, such as laughter or anger, resulting in a temporary inability to move while remaining fully conscious. It is a characteristic symptom of narcolepsy, a sleep disorder that affects the regulation of sleep-wake cycles.

intermediate
2 hours
Health Science
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Overview

Cataplexy is a fascinating yet challenging condition that affects individuals with narcolepsy. It manifests as sudden muscle weakness triggered by strong emotions, which can lead to unexpected falls or paralysis. Understanding cataplexy is crucial for effective diagnosis and treatment, as it signifi...

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Key Terms

Cataplexy
A sudden loss of muscle tone often triggered by strong emotions.

Example: During a funny movie, she experienced cataplexy and fell to the ground.

Narcolepsy
A chronic sleep disorder characterized by overwhelming daytime drowsiness and sudden sleep attacks.

Example: He was diagnosed with narcolepsy after experiencing frequent sleep attacks.

Muscle Tone
The continuous and passive partial contraction of the muscles.

Example: Muscle tone helps maintain posture and balance.

Triggers
Events or stimuli that provoke a response.

Example: Laughter can be a trigger for cataplexy.

Diagnosis
The identification of the nature of an illness or condition.

Example: The doctor made a diagnosis based on her symptoms.

Symptoms
Signs or indications of a condition or disease.

Example: Common symptoms of cataplexy include sudden weakness.

Related Topics

Narcolepsy
A chronic sleep disorder characterized by excessive daytime sleepiness and sudden sleep attacks.
intermediate
Sleep Disorders
A range of conditions that affect sleep quality, timing, and duration.
intermediate
Emotional Responses
The psychological and physiological reactions to emotional stimuli.
intermediate

Key Concepts

muscle tone lossemotional triggersnarcolepsysleep disorders