Answer the following question: Fact 1: Constriction occurs when the muscular walls of blood vessels contract. Fact 2: Arteries and veins are blood vessels. Given the two facts above, answer the question "What happens when muscular walls of arteries and veins contract?" with the following options: - connection - It expands - Dehydration - construction - forces - massive damage - constriction - contraction
Answer:
constriction