The Primary Drawback to Using Either the Electroencephalograph (EEG) or the Magnetoencephalograph

question 103

Multiple Choice

The primary drawback to using either the electroencephalograph (EEG) or the magnetoencephalograph (MEG) technique to study brain activity is that these techniques

• A) record precisely where the brain is active, but not the amount of ongoing activity.
• B) expose the brain to radioactivity.
• C) record ongoing brain activity, but not the precise location of the activity.
• D) require invasive surgery to implant the electrodes.

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Definitions:

Hemispheric Dominance

A process in which one hemisphere becomes stronger and more adept than the other.

Synaptogenesis

The process by which neurons form synapses with other neurons, enabling the transmission of signals in the nervous system.

Myelination

The formation of a fatty sheath around the axons of neurons, which improves the speed and efficiency of electrical impulses in the nervous system.

Synaptic Pruning

The process by which extra neurons and synaptic connections are eliminated to increase the efficiency of neurotransmission in the brain.