How Does the Toxin from Clostridium Tetani Produce Its Action

question 7

Multiple Choice

How does the toxin from Clostridium tetani produce its action?

• A) it fuses irreversibly to neurons, blocking release of acetylcholine at synaptic clefts.
• B) the smaller polypeptide of its toxin can block the release of inhibitory neurotransmitters by inhibitory neurons in the central nervous system.
• C) it is a pyrogenic toxin, which triggers a diffused rash and, later, sloughing of skin.
• D) it destroys tissues, including muscle and fat.
• E) Antibodies to the toxin bind the neuromuscular junctions in skeletal muscle preventing relaxation.

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