Staph. aureus causes vomiting in 2 hours after eating contaminated milk product . The mechanism of action is –
Correct Answer: Vagal stimulation
Description: Option 1, 3 Increase in cyclic AMP/GMP-accumulation of sodium chloride in the intestinal lumen- Diarrhea. Option 2 Toxin Stimulates the vagus nerve and vomiting center of brain. Acts directly on the autonomic nervous system rather than on gastrointestinal mucosa. Option 4 Cholera toxin: binds to GM1 ganglioside receptors present on the intestinal epithelium
Category:
Microbiology
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