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28 Cards in this Set
- Front
- Back
Nose
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Filters, moistens, and warms or cools air before reaching the lungs
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Mucous membrane
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lines nose, moisens air
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Larynx
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Voice box
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Trachea
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Windpipe, air goes down trachea.
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Epiglotis
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allows air to go to lungs, and food to go to stomach
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Bronchi
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Lined with cilia. Air goes through after trachea
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Cilia
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Keep lungs clean
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Air Sacs
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allows for exchange of gasses
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Diaphragm
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Flattens and air enters lugns. When relaxed, it pushes up on the lungs and forces air out.
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Contents of Air we inhale
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79% nitrogen
20% oxygen 1% other gases |
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Contents of Air we exhale
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79% Nitrogen
1% other gases 4% carbon dioxide 16% oxygen |
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Cellular Resperation
Equation and Meaning |
sugar+oxygen=Carbondioxide+water+energy
Combining suguar and oxygen to produce energy |
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3 effects of smoking
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speeds up heart rate, increases blood pressure, drops the temperature of fingers and toes, and interferes with gas exchange in lungs.
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3 chemicals in cigarettes
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tars, carbon monoxide, nicotine
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Tars
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brown sticky substances that irritate the cells in respritory system
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Nicotine
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addicting chemical in cigs
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Carbon Monoxide
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gasses in smoke... when in lungs, hemoglobin in red cells pick it up instead of oxygen.
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Formula for Urea
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Protein=Amino acids=suguar+urea
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Kidneys
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filter blood, removing urea adn excess water
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Urine (contents of)
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95% water, 5% calcium, other salts, and urea
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Ureters
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carry urine to bladder
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bladder
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stores urine
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sphincter (urinary)
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prevents urine from leaking out of the bladder
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Urethra
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tube that allows for urine to leave the body
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Antibodies
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recognize unique parts of particular foreign substances-- then attack it
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Immunity
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when your antibodies recognize the particular disease
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Bone Marrow
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Produces white blood cells
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Lymph Nodes
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store white blood cell
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