WorksheetsNeurogenic Voice Disorders Quiz
Total questions: 16
Worksheet time: 13mins
Which cranial nerve is responsible for the motor input to the cricothyroid muscle?
Superior laryngeal branch (external)
Recurrent laryngeal branch
Superior laryngeal branch (internal)
Pharyngeal branch
What are the possible etiologies of a lesion in the cranial nerve X (Vagus)?
What is the main symptom of a lesion in the pharyngeal branch of the vagus nerve?
Soft palate droops
Uvula pulled to unaffected side
Paralysis of vocal folds
Hypernasal sound
What is the effect of a unilateral lesion in the recurrent laryngeal branch of the vagus nerve?
Weak/soft voice
Hypernasal sound
Paralysis of vocal folds
Inspiratory stridor and aphonia
Which muscles are affected by a lesion in the superior laryngeal branch of the vagus nerve?
All of the above
Pharyngeal muscles
Intrinsic muscles of the larynx
Cricothyroid muscle
What is the most common neurologic voice disorder?
What is the voice characteristic of adductor spasmodic dysphonia?
Strained-strangled voice stoppages
Involuntary breathy bursts
Intermittent voice arrests
Hoarseness
What is the voice characteristic of abductor spasmodic dysphonia?
Intermittent voice arrests
Hoarseness
Involuntary breathy bursts
Strained-strangled voice stoppages
What is the cause of spasmodic dysphonia?
All of the above
Disordered or lost myelin of the recurrent laryngeal nerve
Lesion to the basal ganglia/extrapyramidal system
Overactivity of the thyroarytenoid muscles
Which gender is more commonly affected by adductor spasmodic dysphonia?
Men
Women
None of the above
Both equally
What is the primary treatment for spasmodic dysphonia?
Speech therapy
Botulinum toxin injections
Surgery
Medication
What is the effect of a bilateral lesion in the recurrent laryngeal branch of the vagus nerve?
Weak/soft voice
Hypernasal sound
Paralysis of vocal folds
Inspiratory stridor and aphonia
Which muscle is primarily responsible for closing the vocal folds?
Lateral cricoarytenoid muscle
Posterior cricoarytenoid muscle
Thyroarytenoid muscle
Cricothyroid muscle
What is the effect of a lesion in the superior laryngeal branch of the vagus nerve?
Weak/soft voice
Hypernasal sound
Paralysis of vocal folds
Inspiratory stridor and aphonia
Which muscle is primarily responsible for opening the vocal folds?
Lateral cricoarytenoid muscle
Posterior cricoarytenoid muscle
Thyroarytenoid muscle
Cricothyroid muscle
What is the primary treatment for vocal fold paralysis?
Speech therapy
Botulinum toxin injections
Surgery
Medication
