Uruguay were disappointing and the relief was evident when Jimenez headed home Carlos Sanchez's free-kick as the match moved towards the 90th minute.
"At the end of the training session we examined him and there was some doubt if he fell or was hit by another player, and we wanted to avoid a risk today", Cuper said.
The 2018 FIFA World Cup kicked-off in sumptuous style at the Luzhniki stadium in Russian Federation last night with the hosts registering a thumping 5-0 win over Saudi Arabia in the opening game of the tournament.
Host nation Russian Federation and Saudi Arabia will look to get the 2018 World Cup off to a flying start in Thursday evening's opener, while Egypt and Uruguay will have to wait until Friday afternoon to get their campaigns underway.
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His driving let him down thereafter, but he fought off a bogey at the par-4 14th with a birdie at the par-5 16th. He played the next 11 holes in level par before making his move with three birdies in four holes.
The Pharoes failed to produce a single shot on target in the opening half but their tireless work-ethic was commendable in a fixture they were widely expected to struggle in - upon their first World Cup showing since 1990.
Egypt looked on the brink of securing a famous draw but Gimenez broke their hearts following a free kick in stoppage time.
The result sees the South Americans draw level with Russian Federation on three points at the top of Group A.
The potent forward pairing of Suarez and Edinson Cavani have also scored 93 global goals between them. If Salah is fit and can muster the kind of run he produced for the Champions League runners-up last season, there are no limits; he is that good, we know that now.
OPTUS has incurred the wrath of thousands of football fans, with many vowing never to use the service again, after its stream of the Uruguay and Egypt game repeatedly froze.
World Cups reward streaks of form that, at club level, would seem relatively moderate in length, and that is why Friday's game provides such intrigue.