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Ati Teas, ATI TEAS; Science with complete solution
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What does the respiratory system do? - answerBrings in oxygen to go into the cells, and picks up
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carbon dioxide to be removed from the bodyguard
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What are the 7 parts of the respiratory system? - answer1. Nose
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2. Pharynx
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3. Larynx (voice box)
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4. Trachea (windpipe)
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5. Bronchi
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6. Bronchioles
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7. Alveoli
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What are alveoli surrounded by to allow the exchange of O2 and CO2? - answerCapillaries
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What is cilia? - answerTiny hairs in the nose and trachea that wave particles up away and out
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What is mucus? - answerSomething that keeps the air warm and moist but also traps particles
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How many alveoli does each lung have? - answer150 million
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What does hemoglobin do? - answerCarries oxygen through the blood
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What is pleura? - answerSacs that surround the lungs
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What is the diaphragm? - answerThe muscle at the bottom of the thoracic cavity
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What happens during inhalation? - answerDiaphragm moves down (contracts), rib cage rises,
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volume of chest cavity increases, air moves in to fill the space
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What happens during exhalation? - answerDiaphragm moves up (relaxes), rib cage lowers, space
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becomes smaller, air is pushed out of lungs
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What does the medulla oblongata do? - answerControls breathing
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What is chronic bronchitis? - answerBronchi swell and become clogged with mucus
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What is emphysema? - answerTissues in lungs lose elasticity; tissues can't enough O2 or get rid of
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enough CO2
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What is lung cancer? - answerCells that do not stop reproducing; can spread to other locations
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because lungs are so central and connected to so much; survival is generally less then 5 years from
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diagnosis
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What is heart disease? - answerBlood vessels are constricted, blood pressure rises, heart has to
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work harder, heart wears out more quickly
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What is cystic fibrosis? - answerGenetic (recessive); lungs can get clogged with mucous
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What is mesothelioma? - answerLungs become exposed to asbestos and lose elasticity
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What is elastic recoil? - answerThe ability for the alveoli to get filled with air then return to their
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normal shape once the air is released
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What is a spirometer? - answeran instrument for measuring the air capacity of the lungs
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What is tidal volume? - answerThe amount of air taken in and breathed out in a typical breath
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What is supplemental volume? - answerThe xtra air that can be inhaled or exhaled with a deep
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breath
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What is reserve amount? - answerThe amount of extra air you can breathe out when you force air
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out of your lungs
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What is residual amount? - answerThe amount of air in your lungs that you cannot get rid of (even
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during forced exhaling)
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What is vital capacity? - answerAll the air you can control going in or out of your lungs
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(supplemental + reserve = vital)
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What is total capacity? - answerFrom the top of your supplemental amount to the bottom of your
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residual volume
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Main idea - answerthe most important or central thought of a paragraph or larger section of text,
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which tells the reader what the text is about
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Topic - answera particular issue or idea that serves as the subject of a paragraph, essay, report, or
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speech
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-topic is the general subject of a paragraph
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-Topics are simple and are described with just a word or a phrase.
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-main idea is a complete sentence; it includes the topic - answerWhat's the difference between a
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topic and main idea?
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Key ideas - answerIdeas that support controlling idea
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Controlling idea - answer-your opinion about the topic.
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- It helps the reader understand your purpose for writing the paragraph or essay
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Conclusion - answerA deduction made by the reader about an unstated outcome from reading
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passage
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Inference - answerA conclusion one can draw from the presented details.
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anatomical position - answera standard position in which the body is facing forward, the feet are
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parallel to each other, and the arms are at the sides with the palms facing forward
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Cells - answerThe basic unit of structure and function in all living things
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Cellular functions - answerProcesses that include growth, metabolism, replication, protein
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synthesis, and movement
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Directional terminology - answerWords used to explain relationships of locations of anatomical
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elements (distal, posterior, medial, etc.)
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organ system - answerA group of organs that work together in performing vital body functions.
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Organelle - answerspecialized structure that performs important cellular functions within a
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eukaryotic cell
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Organ - answerA collection of tissues that carry out a specialized function of the body
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