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7th Benter Science
For mrs. Benter's science class
Term | Definition |
---|---|
Respiratory System | The system of organs that work together to take oxygen in to the body and to remove carbon dioxide from the body. |
Nervous System | The body organ system in animals that coordinates and controls the actions of internal organs and body systems by receiving and processing sensory information from the external environment, and coordinating short-term reactions to these stimuli. |
Cardiovascular System | Closed circulatory system, characteristics of vertebrates, that includes one or more hearts and a branching network of arteries, capillaries, and veins. |
Excretory System | An integrated system consisting of specialized organs responsible for the removal of excess of harmful solutes, waste products, or and excess water. |
Capillary | Narrow blood vessels with thin walls through which gases and other fluids are able to pass. |
Arteries | Branching system of large diameter tubes into smaller ones to distribute blood to the body. |
Bone Marrow | Where red and white blood cells are produced. |
Chemical Breakdown | The breaking up of larger molecules into smaller ones using chemicals. |
Mechanical Breakdown | The purely physical process to break down food using muscles. |
Infrence | The act or process of reaching a conclusion by reasoning of evidence. |
Joint | A junction between two or more bones, usually allowing some form of motion. |
Red Blood Cell | The cell that transports oxygen. |
Sensory Neurons | Neurons that carry signals from receptors and transmit information about the environment to processesing centers in the brain and spinal cord. |
Tendon | A strip of connective tissue that connects muscle to bone. |
Veins | Blood vessels that carry blood from the capillaries back to the heart. |
Valves | Structures that allow fluids to flow only in one direction. In the heart they are flaps that open to allow blood to flow blood to flow through in one direction and close to prevent blood from flowing in the opposite direction. |