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The cardiovascular system is responsible for transporting blood throughout the body. It also plays an important role in maintaining a stable internal environment, as well as supplying oxygen and nutrients to cells. The heart is where most of these tasks are accomplished. Blood vessels carry blood through the circulatory system, while veins and arteries take it back to the heart. Once there, oxygen-rich red blood cells are delivered to all parts of your body via tiny capillaries near tissue surfaces. The heart is also home to the most sophisticated and complex organ in your body, a four-chambered pump that delivers blood to every part of your circulatory system. The more you can understand about how this incredible machine works, the better off you’ll be when it comes time for diagnosis or treatment. __ are responsible for detecting mean arterial pressure., The proper functioning of these receptors confirms whether sufficient oxygen levels are reaching all parts of your cardiovascular system then communicate with other cells via neurotransmitters such as epinephrine (adrenaline) and norepinephrine (noradrenaline). These hormones trigger responses that increase heart rate and constrict peripheral blood vessels among others. If there’s not enough oxygen detected by these receptors, the message triggers an alarm and signals a response to reduce heart rate and expand blood vessels. This is called vasodilation which can help increase oxygen levels in your cardiovascular system. __ are responsible for detecting mean arterial pressure., The proper functioning of these receptors confirms whether sufficient oxygen levels are reaching all parts of your cardiovascular system then communicate with other cells via neurotransmitters such as epinephrine (adrenaline) and norepinephrine (noradrenaline). These hormones trigger responses that increase heart rate and constrict peripheral blood vessels among others. If there’s not enough oxygen detected by these receptors, the message triggers an alarm and signals a response to reduce heart rate and expand blood vessels. This is called vasodilation which can help increase oxygen levels in your cardiovascular system. To maintain a stable internal environment, the heart also acts as an important thermostat for blood flow and temperature regulation. When you’re cold, it sends signals to constrict peripheral vessels near body surfaces to conserve heat by reducing heat loss while diverting more blood flow away from these areas into core organs where there is better insulation (e.g., stomach). This process is called vasoconstriction and __ are responsible for detecting mean arterial pressure., The proper functioning of these receptors confirms whether sufficient oxygen levels are reaching all parts of your cardiovascular system then communicate with other cells via neurotransmitters such as epinephrine (adrenaline) and norepinephrine (
