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05-02-2020
Biology

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Sonal is at a brain research center, participating in a study. She is hooked up to a machine that measures electrical activity in her brain through the use of electrodes attached to her scalp. Which technique is the researcher using with Sonal?answer choicesA) EEGB) MRIC) fMRID) CT scan

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olaoluagboola olaoluagboola

06-02-2020

Answer:

The options.

a.Computed tomography

b.Electroencephalography

c.Positron emission tomography

d.Magnetic resonance imagery

imaging

e.Positron emission tomography

The CORRECT ANSWER IS b.

b.Electroencephalography

Explanation:

Electroencephalography is used to determine the electrical activity of brain.

For determining electrical activity, electrodes are bonded to her scalp. An unusual activity of brain e.g. epilepsy, can also be measured by EEG.

The brain is an electrical system as it is a collection of neurons. Neurons interacts with each other through electrical signal.

The electrodes of an EEG measures electrical variation present in thousands of neurons.

The signal communicated by the electrodes is amplified with the aid of an amplifier. Separates maps of brain activity is developed by a computer.

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