From Beta 1 receptors, What happens when vasodilation predominates?
1) Peripheral resistance slightly decreases, heart rate increases, contractile force increases, and blood pressure increases
2) Peripheral resistance slightly increases, heart rate decreases, contractile force decreases, and blood pressure decreases
3) Peripheral resistance significantly decreases, heart rate decreases, contractile force decreases, and blood pressure decreases
4) Peripheral resistance significantly increases, heart rate increases, contractile force increases, and blood pressure increases