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← Nature & AnimalsWhich outcome occurs when a jackrabbit rests after running?
A)Increased heat loss from vasodilation✓
B)Reduced oxygen consumption by lungs
C)Elevated adrenaline levels sustained longer
D)Slowed heart and respiration rate
💡 Explanation
Vasodilation in the jackrabbit's ears allows maximal heat loss during rest because the increased blood flow carries heat to skin surface for dissipation; therefore vasodilation promotes cooling rather than retaining hear or affecting adrenaline.
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