If a Scientist Wanted to Measure the Electrical Activity of the Brain

question 55

Multiple Choice

If a scientist wanted to measure the electrical activity of the brain on a millisecond-by-millisecond basis, the best available technique would be

• A) electroencephalograph (EEG).
• B) positron-emission tomography (PET).
• C) x-ray.
• D) functional magnetic resonance imaging (fMRI).

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Definitions:

Visible Nuclei

Nuclei that can be seen under a light microscope, often indicating cells that are not fully matured or specialized.

Leukocytes

White blood cells that are part of the immune system, responsible for protecting the body against both infectious disease and foreign invaders.

Blood Smear

A laboratory test that involves spreading a thin layer of blood on a microscope slide for examination.

Leukocytes

White blood cells that are part of the immune system, helping to fight off infections and diseases.