CU-Boulder IPHY 2420 - Body Make Up & System Review (2 pages)

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Body Make Up & System Review



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Body Make Up & System Review

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Lecture Notes 8/25/14


Lecture number:
1
Pages:
2
Type:
Lecture Note
School:
University of Colorado at Boulder
Course:
Iphy 2420 - Nutrition for Health and Performance
Edition:
1

Unformatted text preview:

IPHY 2420 1nd Edition Lecture 1 Outline of Last Lecture N A Outline of Current Lecture I Make Up of the Body II Review of the Systems Current Lecture Make up of the Body Cell Smallest functional structure in a living organism cells have a constant demand for food water and dispose of waste Organelles Structures within cells that perform specialized tasks Tissue Collection of smaller cells that hold organs together Organ Collection of tissues that perform specific functions ex Liver performs 500 functions System Collection of organs that work together to perform major functions Review of the Systems Cardiovascular System This system circulates blood through the body Made up of arteries and veins Arteries are under pressure and carry blood that has oxygen away from the heart Veins carry unoxygenated blood back to the heart to get re oxygenated Respiratory System Main function is to put oxygen into the blood The lungs enable body to exchange gases oxygen carbon dioxide Waste product is carbon dioxide Lymphatic System Main Function to maintain fluid balance and defend body against diseases Located in the armpits and throat The lymphatic system absorbs fat soluble nutrients in order to defend body against disease White blood cells cause lymph nodes to swell and movement is through the blood These notes represent a detailed interpretation of the professor s lecture GradeBuddy is best used as a supplement to your own notes not as a substitute Urinary System The kidneys bladder ureters and urethra are part of this system Kidney s filter unneeded substances to maintain proper fluid balance the kidney will filter your blood 300 times in a day and if it fails the only alternative is a dialysis machine humans have had a difficult time creating a kidney replacement The bladder stores urine until elimination The urine also lets us know if we are dehydrated by smell and color Muscular System This system enables movement The muscular system provides support and protection and moves



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