Organ Systems

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Organ Systems
2011-03-13 20:07:35

Organ System and Fuction
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  1. Integumentary System
    • Protects against environmental harzards
    • Helps regulate body temperature
    • Provides sensory information
  2. Skeletal System
    • Provides support and protection for other tissues
    • Stores calcium and other minerals
    • Forms blood cells
  3. Muscular System
    • Provides movement
    • Provides protection and support for other tissues
    • Generates heat that maintains body temperature
  4. Nervous System
    • Directs immediate responses to stimuli
    • Coordinates or moderates activities of other organ systems
    • Provides and interprets sensory information about external conditions
  5. Endocrine System
    • Directs long-term changes in the activities of other organ systems
    • Adjusts metabolic activity and energy use by the body
    • Controls many structural and functional changes during development
  6. Cardiovascular System
    • Distributes blood cells, water and dissolved materials, including nutrients, waste products, O2 and CO2
    • Distributes heat and assists in control of body temperature
  7. Lymphoid System
    • Defends against infection and disease
    • Returns tissue fluid to bloodstream
  8. Digestive System
    • Processes and digest food
    • Absorbs and conserves water
    • Absorbs nutrients(ions, water, and breakdown products of dietary sugars, protiens and fats)
    • Stores energy reserves
  9. Respiratory System
    • Delivers air to the alveoli( sites in lungs where gas exchange occurs)
    • Provides O2 to bloodstream
    • Removes CO2 from bloodstream
    • Produces sounds for communication
  10. Urinary System
    • Excretes waste products from blood
    • Controls water balance by regulating volume of urine produced
    • Stores urine prior to voluntary elimination
    • Regulates blood ion concentrations and pH
  11. Reproductive System(male and female)
    • (Male)- Produces male sex cells(sperm), suspending fluid and hormones
    • Sexual intercourse
    • (Female)- Produces female sex cells(oocytes) and hormones
    • Supports developing embryo from conception to delivery
    • Provides milk to nourish newborn infants
    • Sexual intercourse