Term
| What are 5 general functions of the respiratory system? |
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Definition
1. Take air from outside the body and bring it into the lungs
2. Filter the air
3. Exchange CO2 and O2
4. Removes CO2 from body
5. Regulates ph of blood |
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Term
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Definition
| The general process of taking air from the outside and bringing it to the body cells |
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Term
| What are the three major categories of respiration? Where does it take place? |
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Definition
1. pulmonary ventilation- in lungs
2. external respiration- alveoli & blood, happens in lungs
3. internal respiration- capillaries, tissue cells |
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Term
| What are the major organs that are involved in respiration? |
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Definition
| nose, pharynx, larynx, trachea, bronchi, lungs |
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Term
| Gas exchange only happens in _______. |
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Definition
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Term
| The nose is made of _________. |
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Definition
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Term
| What prevent large items from entering through the nose? |
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Definition
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Term
| The nasal cavity is surrounded by the __________ _________. |
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Definition
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Term
| What is the main function of paranasal sinuses? |
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Definition
| to lighten the skull, resonance for speech, mucus |
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Term
| What is the disease rhinitis? |
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Definition
| inflammation of nasal mucosa by colds, allergens |
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Term
| What is the disease sinusitis? |
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Definition
| inflamed sinuses, causes headache |
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Term
| What does the Pharynx do? |
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Definition
| Shoots food down towards the esophagus and shoots air down the trachea |
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Term
| The larynx contains the ______ _______. |
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Definition
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Term
| How is sound produced in the larynx? |
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Definition
| Sound is produced when air squeezes between the vocal cords, which causes vibrations, causing sound waves. Words are formed when the shape of the larynx and oral cavity is changed by moving your lips and tongue. |
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Term
| What is the largest hyaline cartilage? |
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Definition
| the thyroid cartilage a.k.a Adam's Apple |
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Term
| The walls of the trachea contain what? What does it help do? |
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Definition
| ciliated mucous membranes; trap particles which are pushed up into the pharynx for removal (cough) |
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Term
| The alveoli is surrounded by________. |
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Definition
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Term
| Gas is exchanged by what method? |
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Definition
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Term
| The alveoli produces ________, which coats the inside of lungs to keep them moist. |
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Definition
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Term
| The apex of the lungs is the ______ _______ _______. |
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Definition
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Term
| The lung's base sits on the what? |
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Definition
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Term
| How many lobes are on the left and right of the lungs? |
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Definition
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Term
| Where does gas exchange happen? |
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Definition
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Term
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Definition
| diaphragm and external intercostals contract, the size of the thoracic cavity increases. internal pressure is 758 |
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Term
| What is the normal atmospheric pressure? |
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Definition
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Term
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Definition
| Diaphragm and external intercostals relax, the size of the thoracic cavity decreases. internal pressure is 762 |
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Term
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Definition
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Term
| What is inspiratory reserve volume? |
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Definition
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Term
| What is expiratory reserve volume? |
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Definition
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Term
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Definition
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Term
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Definition
| air that is still there after strenuous exhalation |
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Term
| What is total lung capacity? |
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Definition
| vital capacity + residual volume |
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Term
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Definition
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Term
| Costal breathing is _____ _____ ______. |
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Definition
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Term
| What is diaphragmatic breathing? |
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Definition
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Term
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Definition
| clears lower respiratory passages |
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Term
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Definition
| it clears upper respiratory passages |
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Term
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Definition
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Term
| Explain external respiration through pulmonary gas exchange. |
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Definition
| Converts deoxygenated blood from the right side of the heart to oxygenated blood to the left side of the heart. Oxygen diffuses from alveoli to deoxygenated blood. CO2 diffuses from deoxygenated blood to alveoli. |
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Term
| Explain internal respiration through systemic gas exchange. |
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Definition
| Exchange of CO2 and O2 through systemic capillaries and tissue cells. |
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Term
| What is the range of the pH of blood? |
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Definition
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Term
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Definition
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Term
| What are some factors that influence respiratory rate and depth? |
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Definition
| talking, coughing, exercise, singing, swimming, holding breath |
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Term
| What are some factors that influence respiratory rate and depth? |
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Definition
| talking, coughing, exercise, singing, swimming, holding breath |
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Term
| If the pH of blood drops what happens? |
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Definition
| you hyperventilate to expel more CO2 and raise pH level |
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Term
| If pH is too high what happens? |
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Definition
| hypoventilation occurs to get more CO2 to lower pH |
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Term
| What are the two control centers for breathing? |
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Definition
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Term
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Definition
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Definition
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