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What does the respiratory system do? Ξ -:- Brings in oxygen to go into the cells, and picks up carbon dioxide to be removed from the bodyguard What are the 7 parts of the respiratory system? Ξ -:- 1. Nose 2. Pharynx 3. Larynx (voice box) 4. Trachea (windpipe) 5. Bronchi 6. Bronchioles ...

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  • August 26, 2024
  • 104
  • 2024/2025
  • Exam (elaborations)
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  • ati teas ati teas science questions 100 corr

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E x c e l l e n c e i s k e y | 2 0 2 0 2 5 ~ P a g e |1




Ati Teas, ATI TEAS: Science Questions & 100%
correct Answers- Latest Test | Graded A+ | Passed
What does the respiratory system do?

Ξ -:- Brings in oxygen to go into the cells, and picks up carbon dioxide to be removed

from the bodyguard



What are the 7 parts of the respiratory system?

Ξ -:- 1. Nose

2. Pharynx

3. Larynx (voice box)

4. Trachea (windpipe)

5. Bronchi

6. Bronchioles

7. Alveoli



What are alveoli surrounded by to allow the exchange of O2 and CO2?

Ξ -:- Capillaries



What is cilia?

Ξ -:- Tiny hairs in the nose and trachea that wave particles up away and out



What is mucus?

Ξ -:- Something that keeps the air warm and moist but also traps particles



How many alveoli does each lung have?

Ξ -:- 150 million



What does hemoglobin do?




26/08/2024 | © Copyright- This work may not be copied for profit.

, E x c e l l e n c e i s k e y | 2 0 2 0 2 5 ~ P a g e |2


Ξ -:- Carries oxygen through the blood



What is pleura?

Ξ -:- Sacs that surround the lungs



What is the diaphragm?

Ξ -:- The muscle at the bottom of the thoracic cavity



What happens during inhalation?

Ξ -:- Diaphragm moves down (contracts), rib cage rises, volume of chest cavity

increases, air moves in to fill the space



What happens during exhalation?

Ξ -:- Diaphragm moves up (relaxes), rib cage lowers, space becomes smaller, air is

pushed out of lungs



What does the medulla oblongata do?

Ξ -:- Controls breathing



What is chronic bronchitis?

Ξ -:- Bronchi swell and become clogged with mucus



What is emphysema?

Ξ -:- Tissues in lungs lose elasticity; tissues can't enough O2 or get rid of enough CO2



What is lung cancer?

Ξ -:- Cells that do not stop reproducing; can spread to other locations because lungs

are so central and connected to so much; survival is generally less then 5 years from diagnosis




26/08/2024 | © Copyright- This work may not be copied for profit.

, E x c e l l e n c e i s k e y | 2 0 2 0 2 5 ~ P a g e |3


What is heart disease?

Ξ -:- Blood vessels are constricted, blood pressure rises, heart has to work harder,

heart wears out more quickly



What is cystic fibrosis?

Ξ -:- Genetic (recessive); lungs can get clogged with mucous



What is mesothelioma?

Ξ -:- Lungs become exposed to asbestos and lose elasticity



What is elastic recoil?

Ξ -:- The ability for the alveoli to get filled with air then return to their normal shape

once the air is released



What is a spirometer?

Ξ -:- an instrument for measuring the air capacity of the lungs



What is tidal volume?

Ξ -:- The amount of air taken in and breathed out in a typical breath



What is supplemental volume?

Ξ -:- The xtra air that can be inhaled or exhaled with a deep breath



What is reserve amount?

Ξ -:- The amount of extra air you can breathe out when you force air out of your lungs



What is residual amount?




26/08/2024 | © Copyright- This work may not be copied for profit.

, E x c e l l e n c e i s k e y | 2 0 2 0 2 5 ~ P a g e |4


Ξ -:- The amount of air in your lungs that you cannot get rid of (even during forced

exhaling)



What is vital capacity?

Ξ -:- All the air you can control going in or out of your lungs (supplemental + reserve =

vital)



What is total capacity?

Ξ -:- From the top of your supplemental amount to the bottom of your residual

volume



Main idea

Ξ -:- the most important or central thought of a paragraph or larger section of text,

which tells the reader what the text is about



Topic

Ξ -:- a particular issue or idea that serves as the subject of a paragraph, essay, report,

or speech



-topic is the general subject of a paragraph

-Topics are simple and are described with just a word or a phrase.

-main idea is a complete sentence; it includes the topic

Ξ -:- What's the difference between a topic and main idea?



Key ideas

Ξ -:- Ideas that support controlling idea



Controlling idea




26/08/2024 | © Copyright- This work may not be copied for profit.

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