'Inactivation gate' diaporamas de présentation

528 views • 33 slides

Introduction to physiology

Introduction to physiology. Your colleague , Firas alkhalayleh A 3’rd year medical student. Nerve and Muscle Physiology. Plasma Membranes of Excitable tissues Ref: Guyton, 12 th ed: pp: 57-69. 11th ed: p57-71 ,. Resting membrane potential. {NA+} inside = 14 mEq/L

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Types of Ion Channels Leak channels some are always open (open and close randomly)

Types of Ion Channels Leak channels some are always open (open and close randomly) e.g., K + leak channels cause nerve and muscle cell membranes to be more permeable to K + than to Na + .

708 views • 12 slides

Resting Membrane Potential

Resting Membrane Potential. Membrane Potentials. Electrical signals are the basis for processing information and neuronal response The impulses are conducted by presynaptic and postsynaptic neurons

750 views • 8 slides