...sugar (C6H12O6) and oxygen gas (O2) c....
...sugar (C6H12O6) and oxygen gas (O2) 42...
...protons (H), and oxygen. The electrons are...
...water (H2O), releasing oxygen (O2) as a...
...In cellular respiration, oxygen is used to...
...In cellular respiration, oxygen is used to...
...because it requires oxygen. 3. Output: ATP...
...electron transport chain—use oxygen to gradually disassemble...
...from sugar without oxygen. • CORE IDEA:...
...the absence of oxygen using fermentation. 2....
...run out of oxygen, your muscles can...
...In cellular respiration, oxygen is used to...
...from sugar without oxygen. Anaerobic respiration Fermentation...
...chemical reaction using oxygen) • Photo =...
...does not use oxygen) Student Misconceptions and...
...an ingredient and oxygen gas as a...
...an ingredient and oxygen gas as a...
...and e) and oxygen gas. ? Students...
...may not see oxygen gas as a...
...In cellular respiration, oxygen is used to...
...from sugar without oxygen. ? An- means...
...is respiration without oxygen. ? Students may...
...In cellular respiration, oxygen is used to...
...a molecule of oxygen in the air...
...from sugar without oxygen. ? Bring in...

...16 = 96 (oxygen), so the weight...
...to 96 parts oxygen, in other words...
...a pure compound. Oxygen gas is O2,...
...only the element oxygen (O), so it...
...water (H2O), atmospheric oxygen (O2), H2SO4, carbon...
...(H), and one oxygen atom (O), so...
...Electron, hydrogen atom, oxygen atom (O), water...
...41. Hydrogen and oxygen come in the...
...Nitrogen (N) and oxygen (O). 45. From...

...25% lighter than oxygen atoms (the ratio...
...the carbon and oxygen that go into...
...atom, and an oxygen atom is 16...
...neither: pure water, oxygen gas, liquid mercury,...
...atom: pure water, oxygen gas in the...
...simplifying assumption that oxygen and carbon atoms...
...heaviest: water molecule, oxygen atom, raindrop, hydrogen...
...Gasoline contains neither oxygen nor nitrogen. So...

...respiration, cells use oxygen and produce carbon...
...you breathe in oxygen and breathe out...
...6H2O glucose + oxygen yields carbon dioxide...
...the heart pumps oxygen to cells so...
...your cells with oxygen. (45 Minutes) LAB...

...are supplied with oxygen and carbon dioxide...
...times faster than oxygen, but the oxygen...
...oxygen, but the oxygen tension decreases rapidly....
...determining affinity of oxygen to hemoglobin, affecting...
...molecules of nitrogen, oxygen, carbon dioxide, and...
...involves exchange of oxygen and carbon dioxide,...
...air pressure. a) Oxygen in alveoli exerts...
...called PO2 or oxygen tension. (1) When...
...PO2 refers to oxygen in alveoli, it...
...abbreviations used for oxygen are also used...
...the tissues is oxygen-poor because the blood...
...its load of oxygen for the tissues’...
...that dissolves. a) Oxygen is not very...
...3% of total oxygen content dissolves in...
...is rich in oxygen and poor in...
...are poor in oxygen and rich in...
...and cells cause oxygen to move from...
...the amount of oxygen and carbon dioxide...
...2. Diffusion of oxygen and carbon dioxide...
...In healthy lungs, oxygen exchange is usually...
...primary carrier of oxygen in the blood....
...an affinity for oxygen molecules. 2. In...
...the pulmonary capillaries, oxygen binds loosely and...
...a) Amount of oxygen that loads onto...
...hemoglobin saturation by oxygen (percent SaO2). 3....
...of hemoglobin for oxygen varies, depending on...
...pressure of arterial oxygen and hemoglobin saturation....
...although administering supplemental oxygen might significantly increase...
...administration of supplemental oxygen sufficient to increase...
...tissue level stimulates oxygen release from hemoglobin...
...bind with more oxygen. 10. Slight shifts...
...adequate diffusion of oxygen and carbon dioxide...
...and movement of oxygen into and carbon...
...is unaffected by oxygen therapy because it...
...very responsive to oxygen therapy. Venous Admixture...
...blood. 3. The oxygen molecules remix in...
...pressure of the oxygen dissolved in arterial...
...(3% of total oxygen) (normal value 80–100...
...total amount of oxygen available. 2. It...
...because PaO2 and oxygen saturation (SaO2) maintain...
...and SpO2 1. Oxygen saturation (SaO2) is...
...the percentage of oxygen combined with hemoglobin...
...the amount of oxygen available for delivery...
...contains iron. 3. Oxygen binds to the...
...major carrier of oxygen in the blood...
...room air (21% oxygen), and a blood...
...hemodynamics, measure arterial oxygen saturation, and provide...
...assessment of arterial oxygen saturation. 5. Fingers...
...the continuous arterial oxygen readings reflect the...
...Hemoglobin level affects oxygen content of blood....

...the exchange of oxygen and carbon dioxide...
...oxidation of fuels; oxygen is consumed and...
...gases Nitrogen (78%), oxygen (21%), argon (0.9%),...
...on the diffusion oxygen to support metabolism...
...animals must transport oxygen by bulk flow...
...same amount of oxygen Water is more...
...gases in blood Oxygen Transport in the...
...Blood Solubility of oxygen in aqueous fluids...
...reversibly bind to oxygen Increase oxygen carrying...
...to oxygen Increase oxygen carrying capacity by...
...results in improved oxygen extraction at resp....
...? dissociation of oxygen from carriers ?...
...? diffusion towards oxygen sinks Three major...
...oxygenated Figure 9.30 Oxygen Equilibrium Curves Relationship...
...molecules will bind oxygen, until 100% saturation...
...P50 Shapes of Oxygen Equilibrium Curves Can...
...curve because each oxygen binds independently Hemoglobin...
...higher affinity for oxygen as more of...
...groups bind to oxygen Plateau Phase Steep...
...Conditions That Affect Oxygen Affinity Bohr effect...
...in PCO2 reduces oxygen affinity; “right shift”...
...is increased Facilitates oxygen transport to active...
...tissues and facilitates oxygen binding at the...
...reduction in the oxygen carrying capacity Low...
...in release of oxygen pH and PCO2...
...Conditions That Affect Oxygen Affinity Temperature Increases...
...in temperature decrease oxygen affinity; “right shift”...
...is increased Promotes oxygen delivery to warm...
...these modulators decrease oxygen affinity; “right shift”...
...“right shift” Helps oxygen unloading at tissues...
...and rate Altering oxygen carrying capacity and...

...as nutrients and oxygen, move across the...
...the outside environment. Oxygen dissolved in the...
...the heart moves oxygen-rich blood from the...
...digestive tract and oxygen from the lungs...
...disposal. In mammals, oxygen from inhaled air...
...then carries the oxygen-rich blood to all...
...it picks up oxygen and disposes of...
...circulation—drops substantially. Therefore, oxygen-rich blood leaving the...
...the delivery of oxygen to body tissues...
...the heart delivers oxygen-poor blood to the...
...net diffusion of oxygen into and carbon...
...and the skin. Oxygen-rich blood enters the...
...most of the oxygen-rich blood from the...
...most of the oxygen-poor blood from the...
...less mixing of oxygen-rich and oxygen-poor blood...
...of oxygen-rich and oxygen-poor blood than in...
...and pumps only oxygen-rich blood, while the...
...side handles only oxygen-poor blood. However, a...
...and unloads CO2. Oxygen-rich blood returns from...
...heart. Next, the oxygen-rich blood flows to...
...left ventricle pumps oxygen-rich blood out to...
...posterior direction, supplying oxygen-rich blood to arteries...
...and then veins. Oxygen-poor blood from the...
...from which the oxygen-poor blood flows into...
...timely delivery of oxygen to the body’s...
...greater flow of oxygen-rich blood to the...
...molecules such as oxygen and carbon dioxide...
...cells, which transport oxygen, and white blood...
...clotting. Erythrocytes carry oxygen in the blood....
...red blood cells, oxygen transport, depends on...
...rapid diffusion of oxygen across the red...
...protein that transports oxygen. Red blood cells...
...other respiratory organs, oxygen diffuses into the...
...capillaries, hemoglobin unloads oxygen, which then diffuses...
...the amount of oxygen reaching the tissues...
...not produce enough oxygen, the kidney synthesizes...
...is delivering more oxygen than the tissues...
...cannot survive without oxygen. Even if the...
...a lack of oxygen. Strokes usually result...
...uptake of molecular oxygen (O2) from the...
...partial pressure of oxygen is 0.21 ×...
...the source of oxygen, the respiratory medium,...
...more demanding. Dissolved oxygen levels in lakes,...
...of its dissolved oxygen, this water still...
...incoming blood, and oxygen is exchanged from...
...the diffusion of oxygen from water to...
...80% of the oxygen dissolved in water....
...the transportation of oxygen and carbon dioxide....
...each with ample oxygen. Unlike branching tracheal...
...to living in oxygen-poor water or to...
...the whole body. Oxygen in the air...
...is mixed with oxygen-depleted residual air. Therefore,...
...tremendous difficulty obtaining oxygen when climbing Earth’s...
...in exhaled air. Oxygen concentrations in the...
...the alveoli, and oxygen in the alveolar...
...the amount of oxygen that the blood...
...to meet the oxygen demands of the...
...copper as its oxygen-binding component, which colors...
...pigments, hemoglobin binds oxygen reversibly, loading oxygen...
...oxygen reversibly, loading oxygen at the lungs...
...their affinity for oxygen increases. When one...
...their affinity for oxygen. Cooperative oxygen binding...
...for oxygen. Cooperative oxygen binding and release...
...the amount of oxygen the blood unloads....
...to release more oxygen. In addition to...
...addition to transporting oxygen, hemoglobin helps transport...
...to meet extreme oxygen demands. The elite...
...concentration of an oxygen-storing protein called myoglobin...

...recyled. Photosynthesis generates oxygen and organic molecules...
...the use of oxygen. A more efficient...
...aerobic respiration, consumes oxygen as a reactant...
...compounds other than oxygen as reactants in...
...automobile engine after oxygen is mixed with...
...methane (C—H) and oxygen (O=O) are converted...
...methane reacts with oxygen to form carbon...
...covalent partners, the oxygen atoms, which are...
...atoms of the oxygen molecule (O2) share...
...electrons equally. When oxygen reacts with the...
...closer to the oxygen. In effect, each...
...In effect, each oxygen atom has partially...
...and so the oxygen molecule has been...
...has been reduced. Oxygen is very electronegative...
...electrons closer to oxygen, such as the...
...is oxidized and oxygen is reduced. The...
...are transferred to oxygen. As hydrogen is...
...from glucose to oxygen, the energy state...
...the fuel to oxygen at one time....
...transferred directly to oxygen but are passed...
...from NADH to oxygen. How are electrons...
...finally transferred to oxygen? Unlike the explosive...
...“bottom” lower-energy end, oxygen captures the electrons...
...from NADH to oxygen is an exergonic...
...until they reduce oxygen, the most electronegative...
...“uphill” neighbor, with oxygen at the bottom...
...in the electronegative oxygen atom. In summary,...
...electron transport chain oxygen. The stages of...
...combine with molecular oxygen and hydrogen ions...
...pyruvate. If molecular oxygen is present in...
...between ubiquinone and oxygen are proteins called...
...its electrons to oxygen, which is very...
...very electronegative. Each oxygen atom also picks...
...from food to oxygen into a series...
...the use of oxygen. Without electronegative oxygen...
...oxygen. Without electronegative oxygen to pull electrons...
...the use of oxygen: fermentation and anaerobic...
...do not use oxygen as a final...
...the use of oxygen or any electron...
...substrate-level phosphorylation. If oxygen is present, additional...
...2 ATP whether oxygen is present (aerobic)...
...acid cycle. Without oxygen, the energy still...
...the presence of oxygen. A few cell...
...ATP long before oxygen was present in...
...does not require oxygen. The fact that...

...include hydrogen (H), oxygen (O), nitrogen (N),...
...with two different oxygen atoms. In the...
...bond with an oxygen atom, which forms...
...consists of an oxygen atom joined to...
...bond to an oxygen atom and a...
...bond to the oxygen atom of a...
...the two adjacent oxygen atoms increase the...
...bound to four oxygen atoms (three with...
...one of its oxygen atoms. Phosphate groups...
...dissociate from the oxygen atoms. One function...

...bacteria don't like oxygen very much. They...
...areas with high oxygen and toward areas...
...low or no oxygen. In an aquatic...
...the level of oxygen decreases as one...
...areas with less oxygen. Interestingly, in the...