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Anatomy & Physiology I Unit Seven

Anatomy & Physiology I Unit Seven

Anatomy & Physiology I Unit Seven. Nervous System Function. The general purpose of the nervous system is to coordinate the function of all body cells and maintain homeostasis using electrical and chemical means. Nervous System Function. Integrating Center. Sensor. Effectors. Stimulus.

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706 views • 57 slides
THE ACTION POTENTIAL

THE ACTION POTENTIAL

THE ACTION POTENTIAL. Stimulating electrode: Introduces current that can depolarize or hyper-polarize. Recording electrode: Records change in Potential of the membrane At a distance away. Resting Membrane Potential. Ionic Equilibrium Potential.

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357 views • 20 slides
S 1

S 1

S 1. Family Weekend Dr. Davis in Office or Lab 10-11:30 am. Concerning Test # 1 Types of questions Recall information Apply to situations Chapter questions Refugee physiology Check Moodle site for 1QQ grades.

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311 views • 17 slides
Electrical and concentration gradient driving forces for Sodium and Potassium

Electrical and concentration gradient driving forces for Sodium and Potassium

S 8. What would happen to membrane potential if suddenly P Na became very great?. The G-H-K Equation!. Electrical and concentration gradient driving forces for Sodium and Potassium. Why is resting membrane potential closer to E K than E Na ?.

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605 views • 17 slides
26 September 2008

26 September 2008

26 September 2008. Test # 1 Monday (includes to Ch. 6B) Start promptly at 8:30 am (Get here early!) Test Study Guide to be posted to Website. Finish Chapter 6 Section B Membrane Potentials Begin Section C: Synapses. Figure 6.22. Action Potential conduction in non-myelinated axons

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271 views • 14 slides
Safety Factor for Conduction (SF)

Safety Factor for Conduction (SF)

Ionic Mechanisms of Propagation in Cardiac Tissue: Roles of the Sodium and L-type Calcium Currents During Reduced Excitability and Decreased Gap Junction Coupling Robin M. Shaw & Yoram Rudy Circulation Research 1997;81:727-741.

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114 views • 1 slides

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