ATI TEAS 7 BIOLOGY EXAM QUESTIONS AND VERIFIED ANSWERS 2024-2025 LATEST UPDATE

ATI TEAS 7 BIOLOGY EXAM QUESTIONS AND

VERIFIED ANSWERS 2024-2025 LATEST UPDATE

What does the respiratory system do? - answer-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? - answer-1. Nose

• Pharynx
• Larynx (voice box)
• Trachea (windpipe)
• Bronchi
• Bronchioles
• Alveoli

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

What is cilia? - answer-Tiny hairs in the nose and trachea that wave particles up away and out

What is mucus? - answer-Something that keeps the air warm and moist but also traps particles

How many alveoli does each lung have? - answer-150 million

What does hemoglobin do? - answer-Carries oxygen through the blood

What is pleura? - answer-Sacs that surround the lungs

What is the diaphragm? - answer-The muscle at the bottom of the thoracic cavity

What happens during inhalation? - answer-Diaphragm moves down (contracts), rib cage rises, volume of chest cavity increases, air moves in to fill the space

What happens during exhalation? - answer-Diaphragm moves up (relaxes), rib cage lowers, space becomes smaller, air is pushed out of lungs

What does the medulla oblongata do? - answer-Controls breathing

What is chronic bronchitis? - answer-Bronchi swell and become clogged with mucus

What is emphysema? - answer-Tissues in lungs lose elasticity; tissues can't enough O2 or get rid of enough CO2

What is lung cancer? - answer-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

What is heart disease? - answer-Blood vessels are constricted, blood pressure rises, heart has to work harder, heart wears out more quickly

What is cystic fibrosis? - answer-Genetic (recessive); lungs can get clogged with mucous

What is mesothelioma? - answer-Lungs become exposed to asbestos and lose elasticity

What is elastic recoil? - answer-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? - answer-an instrument for measuring the air capacity of the lungs

What is tidal volume? - answer-The amount of air taken in and breathed out in a typical breath

What is supplemental volume? - answer-The xtra air that can be inhaled or exhaled with a deep breath

What is reserve amount? - answer-The amount of extra air you can breathe out when you force air out of your lungs

What is residual amount? - answer-The amount of air in your lungs that you cannot get rid of (even during forced exhaling)

What is vital capacity? - answer-All the air you can control going in or out of your lungs (supplemental + reserve = vital)

What is total capacity? - answer-From the top of your supplemental amount to the bottom of your residual volume

Main idea - answer-the most important or central thought of a paragraph or larger section of text, which tells the reader what the text is about

Topic - answer-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 - answer-What's the difference between a topic and main idea?

Key ideas - answer-Ideas that support controlling idea

Controlling idea - answer--your opinion about the topic.

• It helps the reader understand your purpose for writing the paragraph or essay

Conclusion - answer-A deduction made by the reader about an unstated outcome from reading passage