If heart of a mammal is injected with 2% \[CaC{{l}_{2}}\] solutions, t – McqOptions

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1.	If heart of a mammal is injected with 2% \[CaC{{l}_{2}}\] solutions, then:
A.	Heart beat will increase.
B.	Heart beat will first increase then decrease.
C.	Heart beat will stop.
D.	No effect
Answer» D. No effect

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