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.
At the White House press conference, Jackson said he decided to run what's called the Montreal Cognitive Assessment, known as MoCA. It is a well-known and well-tested assessment that doctors can quickly use to detect mild cognitive dysfunction, according to the test instructions. It does rule out the need to do any other cognitive assessment, Jackson said. The 30-point test takes about 10 minutes and asks the patient to perform a simple batch of memory and mental tasks. The tasks include drawing a line between a number and a letter in ascending order.