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18 Cards in this Set
- Front
- Back
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Intra and extra cellular concentration of Na and K
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Na
- intracellular: 10 - extracellular: 142 K - intracellular: 140 - extracellular: 4 |
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How do big particles such as glucose or amino acids move through facilitated diffusion.
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By binding to carrier molecule.
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name the pressure required to stop osmosis
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osmotic pressure
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membrane are more permeable to what ions?
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Potassium!
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Na/K ATPase inhibitor (Drug)
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Digoxin --> treat heart failure
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Function of Na+/K+ ATPase
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Na --> Out
K --> In Against their concentration gradients. |
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What type of transporter is Na+/K+ ATPase?
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Secondary Active Transport
- Counter-transport - Co transport. |
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___ gate opens fast whereas the ___ gate opens slowly.
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Na+
K+ |
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Lidocaine blocks what ion channel?
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voltage gated Na+ channels --> stop action potential
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Charybdotoxin blocks what ion channel?
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voltage gated K+ channels --> continuous depolarization since there's no countercurrent as Na+ go in --> less negative threshold
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Cranio-sacral outflow
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Parasympathetic
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Thoraco-lumbar outflow
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Sympathetic
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alpha wave
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awake and in quiet, resting state
disappear during sleep. |
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beta wave
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specific type of mental activity
higher frequency than alpha wave. REM sleep |
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Theta waves
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slow
Usually in children Also, during emotional stress in some adults (disappointment and frustration) And brain disorders, often in degenerative brain states |
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Delta waves
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lowest frequency
Occurs in very deep sleep; infancy; serious organic brain disease slow-wave sleep |
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Parieto-occipitotemporal Association Area
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Provides high level of interpretative meaning for signals from all the surrounding sensory areas
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Prosophenosia
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Inability to recognize faces
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