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17 Cards in this Set
- Front
- Back
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Cardiovascular System |
A collection of organs that transport blood throughout the body. |
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White Blood Cell |
A type of cell in the blood that destroys bacteria, viruses, and toxic proteins and helps the body develop immunities. |
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Artery |
A blood vessel that carries blood away from the heart to the bodies organs. |
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Capillary |
A tiny blood vessel that allows an exchange between blood and cells in tissue. |
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Vein |
A vessel that carries blood to the heart. |
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Plasma |
The liquid component of blood. |
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Platelet |
A fragment of a cell that is needed to form blood clots. |
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Red Blood Cell |
A disc-shaped cell that has no nucleus, that contains hemoglobin, and that transports oxygen in the circulatory system. |
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Homeostasis |
The maintenance of a constant internal state in a changing environment. |
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Negative Feedback |
A change in one direction of a feedback mechanism that stops further change in that direction. |
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Positive Feedback |
The mechanism by which a cycle of events establishes conditions that repetition of the cycle. |
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Pharynx |
The muscular tube that leads from the mouth to the gastrovascular cavity. |
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Larynx |
The area of the throat that contains the vocal cords and produces vocal sounds. |
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Trachea |
In insects, myriapods, and spiders, one of a netwwof air tubes. |
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Bronchus |
Either of the two main branches of thetrachea. |
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Alveolus |
An air cell of the lungs, formed by the terminal dilation of tiny air passageways. |
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Diaphragm |
The partition separating the thoracic cavity from the abdominal cavity in mammals. |
