A 67-year-old man, who is an avid gardener, presents at an emergency department. He is suffering from spastic paralysis, which began in his right hand and now extends to his jaw muscles (Lock Jaw). The causative agent of this infection produces a virulence factor with which of the following activities?
A. Blockage of the release of the inhibitory neurotransmitter glycine.
B. Blockage of the release of the neurotransmitter acetylcholine from synaptic vesicles.
C. Overstimulation of T cells with resulting massive release of cytokines.
D. Inhibition of Elongation Factor 2 (EF-2), resulting in inhibition of protein synthesis.
Ans: A. Blockage of the release of the inhibitory neurotransmitter glycine.
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_____ nauplius. _____ trochophore ._____ caterpillar. _____ nymph. _____ swimmeret.