Question

cardiac muscle can use fatty acids, , lactate, amino acids, and bodies as fuel sources. need help? review these concept resources.

Explanation:

Cardiac muscle can utilize glucose as a fuel source. Also, it can use ketone bodies as an energy - source under certain metabolic states like fasting or prolonged exercise. Glucose is a common carbohydrate fuel, and ketone bodies are produced during fat metabolism when glucose levels are low.

Answer:

glucose; ketone