Which of the following signs is seen in a patient with more advanced Parkinson's disease (PD)?
a. Resting tremor c. Rigidity
b. Bradykinesia d. Postural instability
Question 2
Which of the following characteristics differentiates peripheral vertigo from central vertigo?
a. The duration of central vertigo is shorter than that of peripheral vertigo.
b. There is an auditory-associated symptom with peripheral vertigo and a visual-associated symptom with central vertigo.
c. Central vertigo is positional, and peripheral vertigo is not.
d. The onset of central vertigo is more sudden than that of peripheral vertigo.
Patient teaching: mouth and pharyngeal assessment
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