shield suggests protective intervention in imminent danger or actual attack. shielded her eyes from the sun with her hand; guard implies protecting with vigilance and force against expected danger. White House entrances are well guarded; safeguard implies taking precautionary protective measures against merely possible danger
The test, called the Montreal Cognitive Assessment, or Moca, is a 10-minute screening exam meant to highlight possible problems with thinking and memory. But it is by no means definitive, nor even diagnostic, experts pointed out. Screening tests like these cannot rule out declines in reasoning or memory, or difficulties with planning or judgment.
Often the tests are timed and a series of eight to ten cognitive abilities tests are performed in order to gain the full scope of the child intellectual capacity and reasoning. A common test administered for this purpose is the WISC tests which are basically I.Q. tests.