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Sunni Carr

Characteristics of Human Life

TermDefinition
Integumentary system function separates internal environment from external environment, providing stability of internal fluid volume
Skeletal system function supports and protects the internal environment, allows movement, stores minerals that can be moved into and out of internal fluid
Muscular system function powers and directs movement and provides heat
Nervous system function regulates homeostatic mechanisms, senses changes, integrating information, sends signals to effector
Endocrine system function regulates homeostasis by secreting signaling hormones that travel through internal environment to effector cells
Cardiovascular system function maintains internal constancy by transporting nutrients, water, oxygen, hormones, wastes and other materials and heat within the internal environment
Lymphatic system function maintains constant fluid pressure by draining excess fluid from tissues, cleaning it and recycling it to the bloodstream
Immune system function defends internal environment against harmful agents
Respiratory system function maintains stable oxygen and carbon dioxide levels inside of the body by exchanging these gases between external and internal environments; provides vocal communication with others
Digestive system function maintains relatively constant nutrient level in the body by digesting food and absorbing nutrients into internal environment
Urinary system function maintains constantly low level of waste and regulates pH of internal environment ; helps maintain constancy of internal water volume and balance of other ions and other substances.
Reproductive system function passes genetic code containing information for forming a body and maintaining homeostasis to offspring
Created by: sbcarr20
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