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| Tasteless, odorless, gas produced from body cells during metabolism. Blood carries Co2 to lungs, which then inhales it. |
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Tugh, elastic connective tissue that are more regid than legaments but less dense than bone.
The tip of the nose and the outer ear are made of cartilage. |
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Hairlike Structure
Celia in the trachea move particles upward to the pharynx, where they are moved by coughing, sneezing, or swallowing. This mechanism is called celia escalator. |
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| To move or spread out a substance at random, rather than by chemical reaction or application of eternal forces. |
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| Moist tissue layer lining hollow organd and cavities of the body that open to the environment, also called mucosa. |
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Tasteless, odorless, colorlees gas essential for human resperation.
O2 makes up 1/5 of the earth atomospher |
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Symbol The indicates the degree of acidity or alkalinity of a substance.
Increasing acidity is epressed as a number less than 7; increasin Alkalinity as a numer grear than 7 with 7 being neutral. |
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Wall dividing 2 cavities.
The navel septum separates 2 nostrils. |
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| Thin layer of tissue that covers interanal body cavities an secreates a fluid that keeps membrane moist. aslo called seosa |
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| Autonomic nervouse System |
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| Portion of the nervouse system that regulates involuntary actions, such as heart rate, digestion, and peristalsis. |
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| Flat, leaf - shaped structure that comprises the valves of the heart and prevents backflow of blood. |
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| Tubular space or channel within an organ or structure of the body, space within an artery, vein, intestine, or tube. |
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| Backflow or ejecting on contens through an opening. |
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| Circular muscle found in a tubluar structur or hollow organ that constricts of dilates to regulate passages of of substances through it's opening. |
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| Narrowing of a lumen of a blood vessel that limits blood flow, usually as a result of diseases, medication, or phsyological. |
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| Widening of a lumen of a blood vessel that limits blood flow caused by relaxing of the muscles of the vascular walls. |
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State of being sticky or gummy.
a solution that has high viscosity is relatively thick and flowes slowly. |
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