A Device Used to Record the Electrical Activity in the Brain

question 279

Multiple Choice

A device used to record the electrical activity in the brain is the:

• A)electroencephalograph.
• B)computerized axial tomography scan.
• C)functional magnetic resonance imaging.
• D)positron emission tomography.

---

Definitions:

Practiced Liars

Individuals who have developed a skill in deceiving others through falsehoods, often doing so with ease and without guilt.

Polygraph Machine

A device used to measure and record physiological indicators such as blood pressure, pulse, and respiration while a person is asked questions, purportedly to detect lies.

Tensing Muscles

The act of contracting one's muscles tightly, often used as a relaxation technique by progressively tensing and then relaxing different muscle groups.

Cerebellum

A brain structure that regulates movement and balance, is involved in remembering simple skills and acquired reflexes, and plays a role in cognitive and emotional learning.