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28 Cards in this Set

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