Analyze whether physical characteristics and resources have an impact on why major cities were formed and where they are located

Which stage of stress includes the “fight-or-flight” response? automatic exhaustion alarm resistance

What is the hormone in your brain that makes you feel happy?

The amount of oxygen that is actually used by the body during the rest or a hand workout is determined by the heart rate, the stroke volume, and the amount of a. blood circulating in the vascular system b. oxygen removed from the vascular system c. oxygen provided to the vascular system d. blood that individual has in the body e. hemoglobin in the red blood cells