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Body Systems

QuestionAnswer
Circulatory System Uses blood and vessels to bring oxygen to cells and CO2 away from cells.
Digestive System Breaks down food particles into pieces that can be used by the body.
Nervous system Allows perception, emotion, thought, and rapid response to the environment.
Respiratory System Takes in oxygen from the environment into the lungs and converts it into a form that can be used by cells.
Immune System Protects the body against harmful toxins and microorganisms.
What are tissues? A group of similar cells that work together to perform a specific function.
What are organs? Group of specialized tissues that are gathered in a certain part of the body to perform a specific function together.
Level of organization in organisms from least to most complex. Cells > Tissue > Organ > Body System
What are parts of the digestive system? Small intestine, stomach, liver, and esophagus.
What are parts of the circulatory system? Heart, blood, and blood vessels.
What are parts of the immune system? Bone marrow, spleen, and lymphatic system.
What are parts of the respiratory system? Pharynx, trachea, bronchi, and lungs.
What are parts of the nervous system? Brain, spinal cord, and nerves.
What two systems work together to bring oxygen to the body? Circulatory and respiratory.
What are the four types of tissue in humans? Epithelial, connective, nerve, and muscle tissue.
Body System A collection of cells, tissues, and organs that work together for a common purpose.
Created by: cook2sm
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