A) A blocked nose \[\to \] the breathing system
B) An upset stomach \[\to \] the digestive system
C) A heart attack \[\to \] the muscular system
D) A fractured leg \[\to \] the skeletal system
Correct Answer: C
Solution :
The heart is the key organ in the circulatory system. In a heart attack the heart muscle becomes damaged by lack of oxygen.You need to login to perform this action.
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