2024-03-02T17:50:18+03:00[Europe/Moscow] en true <p><strong>___________ ___________</strong></p><p>98% hemoglobin saturation&nbsp;</p><p>20 vol %</p><p></p>, <p><strong>_________ __________</strong></p><p>75% hemoglobin saturation&nbsp;</p><p>15 vol %</p><p></p>, <p>what percentage of oxygen is dissolved in blood?</p>, <p><strong>____________________</strong></p><p>Oxygen bound to hemoglobin&nbsp;</p><p>3d shape</p><p>Ruby red color</p>, <p><strong>_____________________</strong></p><p>Hemoglobin that has released oxygen</p><p>Dark red color&nbsp;</p>, <p>what is the difference between fully saturated and partially saturated hemoglobin?</p>, <p><strong>Affinity of hemoglobin for oxygen changes with the extent of oxygen saturation</strong></p><p></p><p>The ________ of each consecutive _______ molecule to a _____ ______ changes the shape and increases the ______ for the next binding</p><p></p><p>The unloading of each consecutive oxygen molecule to a heme group changes the _______ and increases the affinity for the __________ of the next</p>, <p><strong>Partial pressure of oxygen in tissues during exercise</strong></p><p>__ __ __</p><p>Tissues are ____________ _______ and require ______ dropping the _________ ________</p>, <p><strong>Percent Saturation of hemoglobin during exercise&nbsp;</strong></p><p>____ __________ ________</p>, <p>name 3 factors that cause the oxygen-dissociation curve to shift to the right </p><p>1.</p><p>2.</p><p>3.</p>, <p>an increase in temperature ________ __________ ________ ___ __ and __________ ________ _________ from the blood causing the curve to shift to the _____</p><p>the release of oxygen becomes _______</p>, <p>an increase in H+ ________ __________ ________ ___ __ and __________ ________ _________ from the blood causing the curve to shift to the _____</p><p>the release of oxygen becomes _______</p>, <p>an increase in BPG ________ __________ ________ ___ __ and __________ ________ _________ from the blood causing the curve to shift to the _____</p><p>the release of oxygen becomes _______</p>, <p>what is BPG?</p><p>when is it produced?</p>, <p><strong>True or False</strong></p><p>BPG, a increase in H+, and temperature all change the 3D shape of hemoglobin</p>, <p>Decrease in ____________ , Pco2, ___, or __</p><p>Changes 3d shape of hemoglobin&nbsp;</p><p>_________ HB’s affinity for oxygen</p><p>___________ oxygen loading from the blood&nbsp;</p><p>causes the curve to shift to the ____</p><p>the release of oxygen becomes _______</p>, <p>A:</p><p>B:</p><p>C:</p> flashcards
oxygen-hemoglobin dissociation curve

oxygen-hemoglobin dissociation curve

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  • ___________ ___________

    98% hemoglobin saturation 

    20 vol %

    arterial blood

    arterial blood

  • _________ __________

    75% hemoglobin saturation 

    15 vol %

    venous blood

    venous blood

  • what percentage of oxygen is dissolved in blood?

    1.5%

    1.5%

  • ____________________Oxygen bound to hemoglobin&nbsp;3d shapeRuby red color

    ____________________

    Oxygen bound to hemoglobin 

    3d shape

    Ruby red color

    Oxyhemoglobin

    Oxyhemoglobin

  • _____________________Hemoglobin that has released oxygenDark red color&nbsp;

    _____________________

    Hemoglobin that has released oxygen

    Dark red color 

    Deoxyhemoglobin

    Deoxyhemoglobin

  • what is the difference between fully saturated and partially saturated hemoglobin?

    what is the difference between fully saturated and partially saturated hemoglobin?

    fully saturated hemoglobin has all 4 oxygen molecules bound to all 4 heme groups

    fully saturated hemoglobin has all 4 oxygen molecules bound to all 4 heme groups

  • Affinity of hemoglobin for oxygen changes with the extent of oxygen saturationThe ________ of each consecutive _______ molecule to a _____ ______ changes the shape and increases the ______ for the next bindingThe unloading of each consecutive oxygen molecule to a heme group changes the _______ and increases the affinity for the __________ of the next

    Affinity of hemoglobin for oxygen changes with the extent of oxygen saturation

    The ________ of each consecutive _______ molecule to a _____ ______ changes the shape and increases the ______ for the next binding

    The unloading of each consecutive oxygen molecule to a heme group changes the _______ and increases the affinity for the __________ of the next

    binding oxygenheme groupaffinityunloading

    binding

    oxygen

    heme group

    affinity

    unloading

  • Partial pressure of oxygen in tissues during exercise

    __ __ __

    Tissues are ____________ _______ and require ______ dropping the _________ ________

    20 mm Hgmetabolically activeoxygenpartial pressure

    20 mm Hg

    metabolically active

    oxygen

    partial pressure

  • Percent Saturation of hemoglobin during exercise 

    ____ __________ ________

    40% hemoglobin saturation

    40% hemoglobin saturation

  • name 3 factors that cause the oxygen-dissociation curve to shift to the right

    1.

    2.

    3.

    increase in temperatureincreasing H+increase in BPG

    increase in temperature

    increasing H+

    increase in BPG

  • an increase in temperature ________ __________ ________ ___ __ and __________ ________ _________ from the blood causing the curve to shift to the _____

    the release of oxygen becomes _______

    lowers hemoglobin's affinity for O2enhances oxygen loadingrighteasier

    lowers hemoglobin's affinity for O2

    enhances oxygen loading

    right

    easier

  • an increase in H+ ________ __________ ________ ___ __ and __________ ________ _________ from the blood causing the curve to shift to the _____

    the release of oxygen becomes _______

    lowers hemoglobin's affinity for O2enhances oxygen loadingrighteasier

    lowers hemoglobin's affinity for O2

    enhances oxygen loading

    right

    easier

  • an increase in BPG ________ __________ ________ ___ __ and __________ ________ _________ from the blood causing the curve to shift to the _____

    the release of oxygen becomes _______

    lowers hemoglobin's affinity for O2enhances oxygen loadingrighteasier

    lowers hemoglobin's affinity for O2

    enhances oxygen loading

    right

    easier

  • what is BPG?

    when is it produced?

    2,3-biphosphoglycerate when RBC metabolize glucose

    2,3-biphosphoglycerate

    when RBC metabolize glucose

  • True or FalseBPG, a increase in H+, and temperature all change the 3D shape of hemoglobin

    True or False

    BPG, a increase in H+, and temperature all change the 3D shape of hemoglobin

    true

    true

  • Decrease in ____________ , Pco2, ___, or __Changes 3d shape of hemoglobin&nbsp;_________ HB’s affinity for oxygen___________ oxygen loading from the blood&nbsp;causes the curve to shift to the ____the release of oxygen becomes _______

    Decrease in ____________ , Pco2, ___, or __

    Changes 3d shape of hemoglobin 

    _________ HB’s affinity for oxygen

    ___________ oxygen loading from the blood 

    causes the curve to shift to the ____

    the release of oxygen becomes _______

    temperature, BPG, H+increasesdecreasesleftharder

    temperature, BPG, H+

    increases

    decreases

    left

    harder

  • A:B:C:

    A:

    B:

    C:

    40% HB saturation in tissues during exercise75% HB saturation in tissues during rest98% HB saturation in lungs

    40% HB saturation in tissues during exercise

    75% HB saturation in tissues during rest

    98% HB saturation in lungs