Table 4.

Knowledge test.

Multiple choice	Multiple answers can be correct			Confidence rating
				Very unconfident ——- very confident
				1	2	3	4	5	6
As imaging techniques are not sufficient for optimal trajectories planning, additional methods need to be applied. Which ones?	Electrophysiological methods		▯
	Audiometric methods		▯
	Electroneurographic methods		▯
	Transcranial Doppler methods		▯
The cardinal symptoms of Parkinson’s disease are called the triad. These include:	Amnesia		▯
	Akinesia		▯
	Aphasia		▯
	Mutism		▯
	Rigor		▯
	Tremor		▯
Forced choice	Please choose			Confidence rating
	Correct	Wrong		Not at all ————– absolutely
About 80% of patients suffering from Parkinson’s disease are treated with DBS.	▯	▯		○	○	○	○	○	○
About 80% of deep brain stimulation surgeries are performed on patients with Parkinson’s disease.	▯	▯		○	○	○	○	○	○
To avoid cerebral damage, gyri should be avoided in trajectory planning.	▯	▯		○	○	○	○	○	○
The symptoms of akinesia and rigor can easily be reduced by stimulating fibrous tracts in the zona incerta.	▯	▯		○	○	○	○	○	○
Depression in Parkinson’s disease is caused by cerebral cell death.	▯	▯		○	○	○	○	○	○
Tremor can be reduced by stimulating the anterior subthalamic nucleus.	▯	▯		○	○	○	○	○	○