Multiple choice general knowledge

Nicotine causes the arteries to dialate, increasing blood supply to the heart.

  1. True

  2. False

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

False - nicotine causes vasoconstriction, not vasodilation. It narrows arteries, reducing blood supply to the heart and increasing cardiac workload. This is why nicotine contributes to cardiovascular disease - it increases oxygen demand while restricting supply through narrowed arteries.