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respirasjonssystem
| Question | Answer |
|---|---|
| Alveoli | Microscopic air sacs in the lungs. |
| Bronchi | Two main branches of the trachea; air tubes to and from the lungs. |
| Bronchioles | Small branches of the bronchi; carry air in the lungs. |
| Cellular Respiration | Respiration on a cellular level. |
| Cilia | Hairlike projections. |
| Epiglottis | Leaf-shaped structure that closes over the larynx during swallowing. |
| Expiration | The expulsion of air from the lungs; breathing out air. |
| External Respiration | The exchange of oxygen and carbon dioxide between the lungs and bloodstream. |
| Inspiration | Breathing in taking air into the lungs. |
| Internal Respiration | The exchange of carbon dioxide and oxygen between the tissue cells and the bloodstream. |
| Larynx | Voice box |
| Lungs | Organs of respiration located in the thoracic cavity. |
| Nasal Cavity | Space between the cranium and the roof of the mouth. |
| Nasal Septum | Bony and cartilaginous partition that separates the nasal cavity into two sections. |
| Nose | The projections in the center of the face; the organ for smelling and breathing. |
| Pharynx | The throat. |
| Pleura | A serous membrane that covers the lungs and lines the thoracic cavity. |
| Respiration | The process of taking in oxygen (inspiration) and expelling carbon dioxide (expiration) by way of the lungs and air passages. |
| Respiratiory System | Consists of the lungs and air passages; responsible for taking in oxygen and removing carbon dioxide. |
| Sinuses | Cavities or air spaces in bones. |
| Trachea | Windpipe; air tube from the larynx to the bronchi. |
| Ventilation | Process of breathing. |