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Levels of organization

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  • Give an example of an injury at a micro scale
    cell damage or death
  • What is the smallest organizational level of the human body?
    Cell
  • Which system transports nutrients, oxygen and important materials to all parts of the body?
    Circulatory
  • What is the highest level of organization in the human body?
    The organism itself
  • Which system sends and receives messages throughout the body?
    Nervous
  • What are the tiny microscopic parts of a cell called?
    Organelles
  • Name four organ systems
    Digestive, skeletal, muscular, respiratory, circulatory
  • Give an example of an injury at the macro level.
    Broken arm, heart attack, concussion, sprained ankle
  • Which level of organization is made up of different tissues?
    Organs
  • What is a cell filled with (all of the empty spaces)?
    Cytoplasm
  • Name four organs.
    heart, brain, stomach, liver, SI, LI
  • Which organelle controls the cell and all of its activties?
    nucleus
  • Which system absorbs important nutrients like carbohydrates, fats, protein?
    Digestive
  • Name two types of tissue.
    Muscle, nerve, epithelial and connective
  • Which system is responsible for bringing in oxygen and releasing carbon dioxide?
    Respiratory
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