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15 Cards in this Set
- Front
- Back
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cells
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smallest unit of life
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four types of tissue
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muscle, nerve, epithelial, connective
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organs
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discrete structures that perform specialized functions in the body
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What are the organ systems in the human body
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1. nervous system
2. respiratory system 3. urinary system 4. reproductive system 5. cardiovascular system 6. hymphatic/immune system 7. digestive system |
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Nervous System
1. what it includes 2. what it does |
1. brain, spinal cord, nerves
2. responds to external and internal stimuli, conducts impulses to activate muscles and glands, integrates activities of other systems |
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Respiratory System
1. what it includes 2. what it does |
1. testes, ovaries, associated structures
2. supplies blood w/ oxygen and removes CO2 |
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Urinary System
1. what it includes 2. what it does |
1. kidneys, associated structures
2. eliminates wastes and regulates balance of water, electrolytes, and acid in blood |
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Reproductive System
1. what it includes 2. what it does |
1. testes, ovaries, associated structures
2. produces offspring |
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Cardiovascular System
1. what it includes 2. what it does |
1. heart and blood vessels
2. transports blood |
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Lymphatic/Immune System
1. what it includes 2. what it does |
1. lymph and lymph structures, WBCs
2. Defends against foreign invaders, picks up fluid leaded from blood vessels, transports fat-soluble nutrients |
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Muscular System
1. what it includes 2. what it does |
1. skeletal muscles
2. movement and structure |
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Skeletal System
1. what it includes 2. what it does |
1. bones and joints
2. protects and supports body, provides framework for muscles to use for movement |
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Endocrine System
1. what it includes 2. what it does |
1. pituitary, adrenal, thyroid, pancreas, other ductless glands
2. secretes hormones that regulate grothw, reproduction, nutrient use |
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Integumentary System
1. what it includes 2. what it does |
1. skin, hair, nails, sweat glands
2. covers and protects body, control body temp. |
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Digestive System
1. what it includes 2. what it does |
1. mouth, pharynx, esophagus, stomach, intestines, pancreas, liver, gallbladder
2. ingests and digests food, absorbs nutrients into blood, eliminates unabsorbed food residues and other wastes |
