Respiration. *The respiratory system consists of tubes that filter incoming air and transport it into the microscopic alveoli where gases are exchanged the entire process of exchanging gases between the atmosphere and body cells is called respiration and consists of the following: ventilation‚ gas exchange between blood and lungs‚ gas transport in the bloodstream‚ gas exchange between the blood and body cells‚ and cellular respiration *The organs of the respiratory tract can be divided into two
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* Trivia: Other terms used to refer to the "Urinary System" include the "Renal System" and the "Genito-urinary System" * Important Functions of Urinary System *Besides removing waste from bloodstream‚ the urinary system preforms several other functions as well. They are as follows: * Storage of Urine: Urine is producing all the time‚ but it would be inconvenient if we were constantly excreting urine. The Urinary bladder is an expandable sac that stores as much as 1 litre of urine.
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The principal structure of the digestive system is an irregular tube‚ open at both ends‚ called the alimentary (al-i-MEN-tar-ee) canal or the gastrointestinal (GI) tract. In the adult‚ this hollow tube is about 9 meters (29 feet) long Think of the tube as a passageway that extends through the body like a hallway through a building. Food must be broken down or digested and then absorbed through the walls of the digestive tube before it can actually enter the body and be used by cells The teeth
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Nika Braiman 03/11/13 Digestive System Disorders Go to the following website: http://www.nlm.nih.gov/medlineplus/digestivesystem.html Review the structures of the digestive system using the interactive diagram. When you click on each digestive organ‚ a list of disorders related to that structure will be displayed. Complete the chart by matching the disorder with the structure involved with the disorder. Click on the disorder to get the description. Many disorders affect more than one structure
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psychological therapy‚ and medication people diagnosed with this disorder have had success in coping with their symptoms. Signs and Symptoms of ADHD There are three main signs or symptoms of ADHD identified as; problems with paying attention‚ being very active‚ and acting before thinking. American Academy of Child and Adolescent Psychiatry (2007)‚ found based on these symptoms three types of ADHD have been defined‚ which are: Inattentive type‚ where the person can’t stay focused on an activity;
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Keratoconus is a disease of the eye that is common sometimes. This syndrome can affect many people who can have very serious problem. There are many different backgrounds of the keratoconus such as history‚ what is keratoconus‚ causes of the diseases‚ symptoms‚ signs and diagnosis‚ and other treatments. Keratoconus was the first study by German oculist‚ Burchard Mauchart in a 1748‚ which he called staphyloma diaphnum. However‚ physician John Nottingham clearly described keratoconus as the cases
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DIGESTIVE SYSTEM FUNCTION -The digestive system is a group of organs working together to convert food into energy and basic nutrients to feed the entire body. Food passes through a long tube inside the body known as the alimentary canal or the gastrointestinal tract (GI tract). The alimentary canal is made up of the oral cavity‚ pharynx‚ esophagus‚ stomach‚ small intestines‚ and large intestines. In addition to the alimentary canal‚ there are several important accessory organs that help your body
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different and will have unique symptoms‚ but here are some of the more common symptoms of depression: >Feeling of sadness and loss: Feeling that life is not worth living or worth the effort to even maintain their appearance or hygiene. They may believe that a negative situation will never change and be pessimistic about their future >Feelings of guilt and worthlessness: Low self esteem and guilt assuming blame for negative events or circumstances. You may feel like a failure and have negative views
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head. That’s what crayfish do most of the time‚ loaf all day and look for food all night. Crayfish are an important link in the food chain of the aquatic community. They feed on living animals and plants‚ and also consume a fair amount of dead plants‚ dead or dying animals‚ and detritus. There is also a large number of species of other animals known to eat crayfish. Crayfish have been reported to be preyed upon by at least 46 species of fish‚ 10 amphibians‚ 20 reptiles‚ 38 birds‚ and 6 mammals (including
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The Respiratory System is crucial to every human being. Without it‚ we would cease to live outside of the womb. Let us begin by taking a look at the structure of the respiratory system and how vital it is to life. During inhalation or exhalation air is pulled towards or away from the lungs‚ by several cavities‚ tubes‚ and openings. The organs of the respiratory system make sure that oxygen enters our bodies and carbon dioxide leaves our bodies. The respiratory tract is the path of air from the
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