a 3d medical of a black-skinned man suffering from tetanus, shown in the opisthotonus position, with a

tetanus opisthotonus blackskinned man spasms muscle rigidity lockjaw 3d illustration medical neurology nervous system infectious disease vaccination contractions trismus respiratory failure toxoid vaccine tetany meningitis clostridium tetani bacteria causative agent grampositive endosporeforming bacillus toxin production arching backward head heel spastic paralysis hypertonia