Our test of mental functioning for precisely timed action is performed inexpensively, without the need for bulky instrumentation beyond a stopwatch.
Researchers gave the volunteers several tests of mental function.
They also performed 10-25% better on tests of mental function and memory recall.
He quoted a consent form for participants in a study of a pesticide, chlorpyrifos, that said, "Low doses of these agents have been shown to improve performance on numerous tests of mental function".
These measures, which have generally not been evaluated in human studies of anti-aging interventions, include tests of mental function [ 36], hand-grip strength [ 37], visual acuity [ 38], walking ability [ 39], or indices based upon total accumulation of "deficits" or health disorders [ 19, 34, 35, 40- 43].
The scientists also performed brain scans to determine brain volume and administered six commonly used tests of mental functioning.
Researchers prospectively followed 2,552 mentally healthy men and women, average age 76, for 11 years, recording their red blood cell count and administering tests of mental functioning at regular intervals.
The examinations were semistructured and included ratings of psychiatric symptoms and signs and tests of mental functioning, including assessments of episodic memory (short-term, long-term), aphasia, apraxia, agnosia, executive functioning and personality changes, as described previously.
Computerised Mental Performance Assessment System (COMPASS): The Computerised Mental Performance Assessment System (COMPASS) features a number of computerised cognitive tasks designed to test various aspects of mental function.
