Botulism

What are the symptoms of botulism?

• Mydriasis

• Myosis

• Orthotonus

• Double vision

• Difficulty swallowing

Botulotoxin is carried by the bloodstream to peripheral nerve synapses at neuromuscular junctions

binds ....

• reversibly

• irreversibly

Botulotoxin is internalized by the nerve cells and enzymatically ( .....) acetylcholine release

• (blocks)

• (grow)

When do symptoms of food borne botulism usually occur?

• 1 - 6 hours after eating contaminated food

• 18-36 hours after eating contaminated food

• 5-10 days after eating contaminated food

• 10 - 15 days after eating contaminated food

Type of exotoxin most commonly associated with severe botulism in man is

• Type A

• Type B

• Type C

• Type E