In 1997, About What Percent of U

question 141

Multiple Choice

In 1997, about what percent of U. S. children under the age of 18 lived with grandparents in a grandparent-maintained home?

• A) about 28%
• B) about 16%
• C) about 12%
• D) about 6%

---

Definitions:

Positron Emission

is a process in nuclear physics and medical imaging where a positron is emitted from a radionuclide, used notably in Positron Emission Tomography (PET) scans to observe metabolic processes.

Transcranial Magnetic Stimulation

A non-invasive procedure that uses magnetic fields to stimulate nerve cells in the brain to treat depression and other conditions.

Deep Brain Stimulation

A neurosurgical procedure aimed at treating neurological and psychiatric conditions by implanting electrodes in specific areas of the brain to send electrical impulses.

Lesioning Techniques

Methods used in neuroscience to study the brain by intentionally damaging specific areas to observe behavioral effects.