Sudden, involuntary, repetitive movements of voluntary muscles in children are termed as?

BSF Staff Nurse - 2015

Child Health Nursing (Pediatrics)

Easy

Appeared in: BSF Staff Nurse - 2015

Explanation

Tic syndrome is defined by sudden, rapid, recurrent, nonrhythmic motor movements or vocalizations.
These movements are involuntary but can often be temporarily suppressed by the individual.
Tics are a type of hyperkinetic movement disorder that commonly begins in childhood, with onset typically between ages 4 and 6.
They are known to wax and wane in frequency and are often exacerbated by stress, excitement, or fatigue.
Common examples include motor tics like eye blinking and shoulder shrugging, and vocal tics like throat clearing or sniffing.

Option A: Pica is an eating disorder characterized by the persistent ingestion of non-nutritive, non-food substances. It is not a movement disorder.
Option C: Echolalia is the repetition of vocalizations (words or phrases) made by another person. It is a disorder of speech, not a primary motor movement.
Option D: Echopraxia is the involuntary imitation of the movements of another person. The key feature is mimicry, which is different from the spontaneous, internally generated movements of a tic.

Clinical Relevance

Nursing practice connection: This is primarily an exam-oriented knowledge point with limited direct bedside application, so retain Definition and characteristics of Tic Syndrome as background academic context rather than a clinical decision trigger.
Nurses play a key role in educating families that tics are involuntary and not intentional misbehavior. This helps reduce family stress and prevents inappropriate punishment of the child.
It is crucial for healthcare providers to differentiate tics from other movement disorders like chorea or dystonia, and especially from seizures. Tics are typically brief, non-rhythmic, and consciousness is preserved, whereas seizures may be rhythmic and involve altered consciousness.
What if? If the movements were slow, writhing, and twisting, especially in the limbs, the diagnosis would more likely be athetosis or dystonia, which points towards different underlying causes (e.g., perinatal brain injury) and requires a different management plan.

How to Approach the Question

First, break down the question to identify the key descriptors: 'sudden,' 'involuntary,' 'repetitive movements,' and 'voluntary muscles.'
Next, evaluate each option against this specific definition.
Eliminate 'Pica' as it is an eating disorder, not a movement disorder.
Eliminate 'Echolalia' because it involves repeating speech, not general muscle movements.
Eliminate 'Echopraxia' as it is the imitation of others' movements, not spontaneous, internally generated movements.
Conclude that 'Tic syndrome' is the only term that accurately describes sudden, involuntary, repetitive movements of voluntary muscles.

Concept Tested & Keywords

Concept Tested: Definition and characteristics of Tic Syndrome
Stem keywords: Sudden, involuntary, repetitive movements, voluntary muscles, children
Lead-in keywords: termed as

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