Exam questionKROK 1Medicine ยท 2019
What changes can be expected to occur in the isolated heart of a toad, if excessive amount of calcium chloride is introduced into its perfusate?
Answer options
- Diastolic cardiac arrest
- Increased cardiac contraction frequency
- Decreased cardiac contraction force
- Increased cardiac contraction force and frequency
- Increased cardiac contraction force
Correct answer
Increased cardiac contraction force and frequency
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