This essay will explain the function of the respiratory‚ digestive and cardiovascular systems and how they work together to produce nutrients and oxygen to the cells for cellular respiration (energy for the body) The first system in the body is the digestive system. When food enters the mouth the salivary glands secrete saliva which mixes with the food. This makes it easy to chew and swallow. Once the food has been chewed enough the food travels down the oesophagus to the stomach. Once the food
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The Cardiovascular System: Intrinsic Conduction System 1. The intrinsic conduction system consists of __autorhythmic cardiac______ cells that initiate and distribute __impulses___ throughout the heart. 2. The intrinsic conduction system coordinates heart activity by determining the direction and speed of _heart depolarization___. This leads to a coordinated heart contraction. 3. List the functions for the following parts of the intrinsic conduction system: a. SA Node __initiates the depolarizing
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Jogging Activity and Cardiovascular Fitness Today‚ people are becoming more aware of the importance of physical activity. There has been a recent increase in the popularity of fitness activities as hobbies. However‚ despite this increasing popularity in health related activities the large majority of the American population maintains a sedentary‚ unhealthy lifestyle that had led to increased obesity and morbidity rates. According to David Chandler‚ “The largest [obesity] increase has occurred in
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Laboratory report investigating the equine respiratory and cardiovascular systems Introduction The respiratory and cardiovascular systems of the horse work together to transport oxygen around the body and play an essential part in providing the horse with its increased need for oxygen during exercise. They allow the musculoskeletal system to use energy to facilitate motion. The cardiovascular system comprises the heart‚ blood vessels and blood. The heart pumps blood around the body
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Structure of the heart: The heart is at the centre of the cardiovascular system. It is a hollow muscular pump that drives blood through the arteries‚ which allows it to reach the working muscles and tissues. The heart is split into two halves. The right side of the heart is separated from the left by a solid wall known as the septum. This prevents any blood on the right side coming into contact with the blood on the left side. The right side of the heart sends deoxygenated blood to the lungs in
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Cardiovascular system consists of the heart which pumping and transporting blood to the body through blood vessels which is the other part of the cardiovascular system. The blood vessels consist of veins‚ capillaries‚ and arteries. Each one of the blood vessels has a specific function such as arteries which transfer the blood from the heart to the whole body‚ and veins which have the reverse process which carries the blood back to the heart. This is a simple definition of cardiovascular system. Then
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The Cardiovascular System CHAPTER SUMMARY The importance of the cardiovascular system cannot be overstated. This is one system that students frequently know something about‚ at least from a plumbing viewpoint‚ but they often don’t completely understand the complexity of the system and the magnitude of its tasks. An essential component of presentation of the material is then to outline in detail the role of the cardiovascular system and its significance to all other body systems. This chapter
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best friends‚ my family‚ superiors‚ even families with a special need children. However‚ that doesn’t make it right. Strongly against the use of the word - stands John McGinley‚ Special Olympics Ambassador. In his Huffington Post Blog‚ “What Really Happens When We Use The R-Word‚” the firm activist explains why this now commonly used word is always meant as a “euphemistic put-down”‚ and how it should never be used to define an individual with a disability. Instead‚ the word should be disposed of‚
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What Happens Next Caitlyn Smith I woke up early one day. The cave was dark and I could not see. I went outside to see if I could find mother‚ but she was nowhere to be found; I guess she went off somewhere without telling me. I’m looking around after just waking up and I see this creature. I don’t know what to do. He comes closer‚ what am I supposed to do? I saw him running towards me and I started getting scared. He grabbed a stick and threw it towards me as if to warn me that he was
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enhances or maintains physical fitness and overall health or wellness. It is performed for various reasons. These include strengthening muscles and cardiovascular system‚ honing athletic skills‚ weight loss or maintenance and for enjoyment. Physical exercise boosts the immune system‚ and helps prevent the “diseases of affluence” such as heart disease‚ cardiovascular disease. It also improves mental health‚ helps prevent depression‚ helps to promote or maintain positive self-esteem‚ and can even augment an
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