Exam questionKROK 1Medicine ยท 2010
Introduction of a big dose of histamine to an experimental animal caused abrupt drop of arterial pressure as a result of:
Answer options
- Dilatation of resistance vessels
- Decrease of heart rate and force
- Increase of heart rate
- Decrease of heart rate
- Constriction of resistance vessels
Correct answer
Dilatation of resistance vessels
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