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Body Systems TEST 1
7th grade Body Systems TEST 1 Review
| Term | Definition |
|---|---|
| Cerebellum | The part of the brain that controls voluntary muscles |
| Exhale | To breath out posionous gas |
| Larynx | The voice box |
| Trachea | The windpipe |
| Pulmonary Arteries | The only arteries to carry oxygen poor blue blood |
| Pituitary | The gland with hormones that affect growth and blood pressure |
| Valves | Doors in the heart that keep blood flowing in one direction |
| Capillaries | The blood vessels where all gas exchange is done in the body |
| Cerebrum | The largest part of our brain |
| Veins | Blood vessels that carry blood being pulled back towards the heart |
| Central Nervous System | The Brain and spinal cord together |
| Coronary Circulation | The system that carries blood to and from the heart muscle |
| Carotid | The artery that carries blood to the brain |
| Atrium | Blood enters the heart in these two heart chambers |
| Stimulus | Any change inside or outside the body that brings about a response |
| Estrogen | The hormone that makes Wonderwoman different from Superman |
| Alveoli | Tiny air sacs inside the lungs |
| Bronchi | The air tubes that enter the lungs from the Trachea |
| Negative | The feedback loop that tells your glands to stop producing its hormones |
| Epiglottis | The tissue that covers the Trachea when you swallow |
| Diaphragm | The muscle that controls breathing |
| Dendrites | Receives neuron messages and sends them to the cell body |
| Arteries | Blood vessels that carry blood being pushed away from the heart |
| Pancreas | Where insulin comes from |
| Axon | Carries messages away from the neuron cell body |
| Adrenaline | The hormone that supercharges your heart when you are scared |
| Reflex | Involuntary, automatic response to a stimulus |
| Vena Cava | Largest vein in the body |
| Carbon Dioxide | The poisonous gas produced by muscle activity |
| Synapse | The small space between neurons |