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20 Cards in this Set
- Front
- Back
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erythrocytes %
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45
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plasma %
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55
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buffy coat
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leukocytes and platelets
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where does nutrient and oxygen exchange take place
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capillaries
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Flow
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change in pressure/resistance
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resistance
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8Ln/pi(r^4)
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percentage of blood in resting heart
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4%
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what is the most important factor for resistance
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radius of vessel
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parasympathetic innervation to the heart
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vagus nerve
acetylcholine |
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sympathetic innervation
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thoracic spinal nerves
norepinephrine blood vessels epinephrine |
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rapid depolarization for ventricular cells
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Na influx
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order of event in ventricular cell contraction
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Na, Ca with K closing, K opening
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what is responsible for the plateau phase
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Ca in and K channel closing
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F type channel and T channel
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Na and Ca
graded depolarization of autorythmic cell |
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Rapid polarization autorythmic cell
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Ca
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repolarization autorythmic
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K with Ca closing
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QRS
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depolarization of right and left ventricle
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T phase
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recovery stage
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P phase
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electrical from SA to AV
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ryanodine receptors
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Ca induced Ca receptors on external surface of sarcoplasmic reticulum
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