What does the respiratory system do? - correct answers Brings in oxygen to go into the cells, and picks up carbon dioxide to be removed from the
... [Show More] bodyguard
What are the 7 parts of the respiratory system? - correct answers 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? - correct answers Capillaries
What is cilia? - correct answers Tiny hairs in the nose and trachea that wave particles up away and out
What is mucus? - correct answers Something that keeps the air warm and moist but also traps particles
How many alveoli does each lung have? - correct answers 150 million
What does hemoglobin do? - correct answers Carries oxygen through the blood
What is pleura? - correct answers Sacs that surround the lungs
What is the diaphragm? - correct answers The muscle at the bottom of the thoracic cavity
What happens during inhalation? - correct answers Diaphragm moves down (contracts), rib cage rises, volume of chest cavity increases, air moves in to fill the space
What happens during exhalation? - correct answers Diaphragm moves up (relaxes), rib cage lowers, space becomes smaller, air is pushed out of lungs
What does the medulla oblongata do? - correct answers Controls breathing
What is chronic bronchitis? - correct answers Bronchi swell and become clogged with mucus
What is emphysema? - correct answers Tissues in lungs lose elasticity; tissues can't enough O2 or get rid of enough CO2
What is lung cancer? - correct answers 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? - correct answers Blood vessels are constricted, blood pressure rises, heart has to work harder, heart wears out more quickly
What is cystic fibrosis? - correct answers Genetic (recessive); lungs can get clogged with mucous
What is mesothelioma? - correct answers Lungs become exposed to asbestos and lose elasticity
What is elastic recoil? - correct answers 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? - correct answers an instrument for measuring the air capacity of the lungs
What is tidal volume? - correct answers The amount of air taken in and breathed out in a typical breath
What is supplemental volume? - correct answers The xtra air that can be inhaled or exhaled with a deep breath
What is reserve amount? - correct answers The amount of extra air you can breathe out when you force air out of your lungs
What is residual amount? - correct answers The amount of air in your lungs that you cannot get rid of (even during forced exhaling)
What is vital capacity? - correct answers All the air you can control going in or out of your lungs (supplemental + reserve = vital)
What is total capacity? - correct answers From the top of your supplemental amount to the bottom of your residual volume
Main idea - correct answers the most important or central thought of a paragraph or larger section of text, which tells the reader what the text is about
Topic - correct answers 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 - correct answers What's the difference between a topic and main idea?
Key ideas - correct answers Ideas that support controlling idea
Controlling idea - correct answers -your opinion about the topic.
- It helps the reader understand your purpose for writing the paragraph or essay
Conclusion - correct answers A deduction made by the reader about an unstated outcome from reading passage
Inference - correct answers A conclusion one can draw from the presented details.
anatomical position - correct answers a standard position in which the body is facing forward, the feet are parallel to each other, and the arms are at the sides with the palms facing forward
Cells - correct answers The basic unit of structure and function in all living things
Cellular functions - correct answers Processes that include growth, metabolism, replication, protein synthesis, and movement
Directional terminology - correct answers Words used to explain relationships of locations of anatomical elements (distal, posterior, medial, etc.)
organ system - correct answers A group of organs that work together in performing vital body functions.
Organelle - correct answers specialized structure that performs important cellular functions within a eukaryotic cell
Organ - correct answers A collection of tissues that carry out a specialized function of the body
Reference Planes - correct answers Planes dividing the body to describe locations (ex: sagittal, coronal, and transverse)
Tissue - correct answers A group of similar cells that perform a specific function.
Eukaryotic cells - correct answers Contain a nucleus and other organelles that are bound by membranes.
prokaryotic cell - correct answers cell that does not have a nucleus or other membrane- bound organelles. (Bacteria)
Ribosome - correct an [Show Less]