Biology · Human Physiology
The constriction of blood vessels (vasoconstriction) to reduce localized blood flow is primarily achieved by which mechanism?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Reduced sympathetic nervous activity
- 2Increased sympathetic nervous activity✓
- 3Reduced parasympathetic nervous activity
- 4Increased parasympathetic nervous activity
Correct answer
Increased sympathetic nervous activity
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