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BIO 521 10.1-10.3

The Respiratory System

QuestionAnswer
aerobic organisms that require oxygen to survive
respire organisms exchange gases with their environment
gas exchange when oxygen enters the cell and the CO2 leaves each cell
lung internal respiratory surface connected to air by passageways
respiratory surface surface area available for gas exchange
pharynx alientary canal that connects the mouth and nasal cavity to the larynx and esophogus
glottis opnening of trachea
epiglottis flap like structure that prevents food from entering trachea
larynx voice box, houses vocal chords
trachea flexible tube or windpipe
bronchi where the trachea branches into 2 smaller passageways
bronchioles subdivisions of bronchi
alveoli cluster of tiny sacs, where gas exchange takes place
pleura the layers of tissues your lungs are envelopped in.
intercostal muscles muscles associated with the ventral surface and rib cage
diaphragm muscle layer that seperates region of lungs from stomache region and helps to increase and decrease surface area for inspiration and expiration
respiratory efficiency rate that O2 can be transferred to blood stream for transport to the rest of the body
lung cancer uncontrolled growth of abnormal cells in the lungs
carcinoma maligent tumour
carcinogens cancer causing agents
pneumonia lung disease that affects aveoli and causes them to inflame and fill with liquids
mycoplasma pneumonia pneumonia caused my mycoplasmas
chronic bronchitis where airways are inflamed and filled with mucus
emphysema chronic and uncurable
breathing inspiration, act of taking air in and expiration, act of breathing air out
internal respiration exchange of CO2 and O2 between blood and the cells of the surrounding tissues
external respiration exchange of CO2and O2 between blood and the air
cellular respiration series of chemical reactions that take place in mitochondria of the cell
Created by: brittanyoregan
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