The actual cost to install a gas fireplace may vary depending on your location, the product selected, complexity of the installation process, additional accessories purchased, and other options. 1  Top vented gas fireplace inserts cost $750 to $3,000, and installation adds another $500 to $1,000. Top vented gas fireplace inserts cost $750 to $3,000, and installation adds another $500 to $1,000. 2  Direct-vent gas fireplaces cost $1,000 to $3,500, plus $500 to $1,000 for installation.
Stroke volume is also affected by the body's demand for oxygen, delivery of nutrients to the muscles and tissues and the removal of toxins, explains Cheetah Medical. For example, exercise increases the demand for oxygen, which results in a faster heart rate and increased stroke volume. People with a high level of cardiovascular fitness have larger stroke volumes and lower heart rates at rest than people who have a lower level of cardiovascular fitness.
Heart rate and stroke volume are related and can determine the health and fitness level of your heart. Photo Credit nyvltart/iStock/Getty Images. Your circulatory and respiratory systems function to supply your body with blood and oxygen through all activity levels, from rest to physical exertion.The amount of blood circulated throughout your body is based on two measurable components -- stroke volume and heart rate.The amount of each that your body is capable of producing is based on factors including fitness level, activity level, body size and medication.our circulatory and respiratory systems function to supply your body with blood and oxygen through all activity levels, from rest to physical exertion. The amount of blood circulated throughout your body is based on two measurable components -- stroke volume and heart rate.