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Chapter 1: The Human Body: An Oientation

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Terms in this set (18)

  • What is Homeostasis?

    Homeostasis is the maintenance of relatively stable internal conditions despite continuous changes in the environment.

  • What is the definition of anatomy?

    Study of the structure of body parts and their relationship to one another

  • What is the definition of Physiology?

    Study of the function of body parts; how they work to carry out life-sustaining activities

  • Anatomy and physiology are inseparable. T or F

    True

  • Form follows function T or F

    True

  • Chemical level

    atoms, molecules, and organelles

  • cellular level

    single cell

  • tissue level

    groups of similar cells

  • organ level

    contains two or more types of tissues

  • organismal level

    all organ systems combined to make the whole organism

  • What is maintaining boundaries

    Separation between internal and external environments must exist.

    e.g. plasma membranes separate cells, skin separates organism from environment.

  • What is movement

    Muscular system allows movement

    e.g. of body parts via skeletal muscles

  • Responsiveness

    ability to sense and respond to stimuli

  • Digestion

    Breakdown of ingested foodstuffs, followed by absorption of simple molecules into blood

  • metabolism

    all chemical reactions that occur in body cells

  • excretion

    removal of wastes from metabolism and digestion

  • reproduction

    at the cellular level, reproduction involves division of cells for growth or repair

  • growth

    increase in size of a body part or of organism