Sample questions on the Montreal test include repeating a set of numbers in order both forwards and backwards and remembering a list of common words.
US President Donald Trump has shown no abnormal signs following a cognitive exam and is in excellent health, his White House doctor says.
And, on a day-to-day basis it has been my experience that the president - is very sharp, he is very articulate when he speaks to me. He thought this particular screening tool was "great" and "I wouldn't recommended doing anything beyond that", Jackson said. There are 18 Trump golf courses around the world, and he has played quite a bit during the first year of his presidency, though the exact number of times is unclear because the White House has declined to confirm it. The White House doctor would like to see Trump lose 10-15 pounds.
Trump also received a flawless score (30/30) on the Montreal Cognitive Assessment (MoCA) - a standard, one-page test created to test a person's thinking and memory skills for signs of dementia, Jackson said. "He continues to enjoy the significant long-term cardiac and overall health benefits that come from a lifetime of abstinence from tobacco and alcohol", he said.
The physician's press briefing came after Trump underwent his first physical examination as president on Friday at the Walter Reed National Military Medical Centre in Bethesda, Maryland.
President Donald Trump's doctor says he's confident that Trump has a "very strong and a very probable possibility" of completing his presidency "with no medical issues".
The president has also noted that he sleeps only about 4 to 5 hours per night, and Jackson confirmed that. Last week, a group of mental health professionals sent a public letter to Jackson, requesting he test Trump's cognitive abilities.More news: Are Analysts Bearish esure Group plc (LON:ESUR) After Last Week?
More news: Drilling plan carve-out for Florida may be illegal, senator says
More news: Ripple, MoneyGram Announce Partnership to 'Modernize' Payments
The White House has not substantively disputed accounts of the episode, in which Trump is said to have used the term "shithole" to describe African countries of origin for potential immigrants to the U.S. The revelations, semi-denials and continuing comments have cast a pall over the White House's legislative agenda, brought the country closer to the brink of a government shutdown and sparked worldwide outrage.
Dr Jackson said Mr Trump is healthy and should remain so for the remainder of his presidency. Petersen said he could not comment specifically on the president's cognitive health. Tom Cotton (R-Ark.) and David Perdue (R-Ga.) as well as White House chief of staff John Kelly and senior adviser Stephen Miller expressed reservations about the plan, according to a Washington Post report.
Jackson reported that the 6-foot-3 president weighed in at 239 pounds - three pounds heavier than he was in September 2016.
Trump was 70 when he took office, making him the oldest person ever elected to the nation's highest office.
Under federal medical privacy laws, Jackson can not release any information about Mr Trump's health without his permission.
Not expected are any conclusions about Trump's mental acuity.