The Wolves man came off considerably worse, being stretchered off the pitch by a wealth of medics who were assessing his situation.
Luiz sat up after a few minutes.
The Brazilian was bandaged up on the touchline before coming back on the pitch for Arsenal.
Fabio Silva replaced Jimenez for Wolves as his team-mates watched on in horror as the Mexican lay unmoved on the Emirates turf.
The two men clashed heads leaping for a header after Willian’s corner, with other players instantly knowing something was wrong following the loud noise which rang around the empty stadium.
Wolves captain Conor Coady and goalkeeper Rui Patricio instantly called to the bench for medical assistance.
Luiz finally rose to his feet after being strapped up and the defender was straight over to see if his counterpart was okay.
Sky Sports soon offered an update on Jimenez, reporting that the Wolves man had been taken straight to hospital.
The channel also refused to show a replay of the incident.
But there was concern among fans that Luiz was allowed to continue after the heavy clash.
The Arsenal man did carry on, however, and saw his side concede in the first-half.
Shortly before the half-hour mark, Pedro Neto scored, following up after Leander Dendoncker’s header crashed off the crossbar.
Wolves conceded soon after, however, with their lead only lasting around three minutes.
Gabriel Magalhaes headed home after 30 minutes to score his first Emirates goal, assisted by a beautiful cross from Willian.
Injury-stricken Jimenez was making his 11th appearance of the season for Wolves before his exit.
The 29-year-old has established himself as one of the top Premier League strikers since arriving in England two years ago.