Neuroscience techniques

Question 1

TMS has good temporal resolution and what other type of resolution?

Answer 1

Spatial

Question 2

Briefly describe how TMS works.

Answer 2

1. A stimulator containing a coil of wire is placed above scalp
2. A pulse of electrical current is passed through the coil
3. The magnetic field is perpendicular to the plane of coil
4. The electrical field induced is perpendicular to the magnetic field
5. electrical field leads to neuronal excitation

Question 3

Which technique is non-invasive, painless and provides safe stimulation of human brain cortex?

Answer 3

TMS- Transcranial magnetic stimulation