Human A & P chapter 22
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| The main function of the respiratory system is to do what? | show 🗑
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| show | Pulmonary ventilation
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| Pulmonary ventilation also known as.. | show 🗑
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| show | from the lungs to the blood
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| External respiration is the movement of carbon dioxide from where to where | show 🗑
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| Transport of oxygen from the lungs to the tissue cells of the body; and CO2 from the tissue cells to the lungs | show 🗑
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| Transportation of respiratory gases is accomplished by which system using what? | show 🗑
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| show | cellular respiration
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| The respiratory system includes: | show 🗑
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| show | The respiratory zone, and the conducting zone
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| show | the respiratory bronchioles alveolar ducts, and the alveoli
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| show | gas exchange
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| show | all other respiratory passageways
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| The conducting zones function is to what? | show 🗑
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| 4 things the nose does. | show 🗑
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| What are the four processes of respiration? | show 🗑
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| show | nostrils or nares
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| the nasal cavity is divided by what? | show 🗑
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| show | choanae
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| show | ethnoid and sphenoid bones of the skull
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| the floor is formed by the | show 🗑
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| hairs that filter coarse particles like dust and pollen | show 🗑
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| show | olfactory epithelium (mucosa)
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| this structure contains goblet cells and rests on mucous and serious glads | show 🗑
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| antibacterial enzyme in mucus | show 🗑
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| natural antibiotics that help get rid of invading microbes | show 🗑
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| show | ciliated cells become sluggish when exposed to air allowing mucus to accumulate in the nasal cavity instead of moving toward the throat to be swallowed
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| show | sensory nerve endings in the nasal mucosa trigger a sneeze reflex when they come in contact with irritating particles
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| show | paranasal sinuses
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| inflamation of the nasal mucosa | show 🗑
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| nasal cavity infections often spread to other regions causing | show 🗑
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| show | pharynx
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| show | nasopharynx
oropharynx
laryngopharynx
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| Structure that lies above the point where food enters the body, serving only as an air passageway | show 🗑
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| show | uvula
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| two structures that move superiorly, closing off the nasopharynx to prevent food from entering the naval cavity | show 🗑
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| show | pharyngeal tonsil
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| show | tubal tonsil (pharyngeal tonsil also does this)
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| as the nasopharynx blends into the oropharynx, the epithelium changes from pseudostratified columnar to a more protective.. | show 🗑
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| this structual adaption is neccessary bc | show 🗑
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| show | air and food
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| This structure is continuous with the esophagus | show 🗑
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| laryngopharynx contains | show 🗑
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| show | esophagus
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| show | food
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| why do we need to breathe air? | show 🗑
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| show | because all the cells in your body require oxygen. without it they couldn't move, build, reproduce, or turn food into energy
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| show | body cells rely on the oxygen provided by the respiratory system, but the oxygen is picked up from the blood. the blood as the intermediary, while the heart and blood vessels pump blood around the body
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| show | nasal cavities
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| nasopharynx | show 🗑
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| oropharynx | show 🗑
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| oral cavity opens into which region? | show 🗑
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| show | epiglottis to larynx opening = glottis
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