Question
The following diagram shows the relative force of the extensor digitorum longus (fast-twitch, closed circles) and soleus (slow-twitch, open circles) muscles from the rat hind
The following diagram shows the relative force of the extensor digitorum longus (fast-twitch, closed circles) and soleus (slow-twitch, open circles) muscles from the rat hind limb at differing membrane potentials.
Explain how this diagram could be used to illustrate both the “all-or-none” principle and the “recruitment order” phenomenon?
75 50 25- -90 -40 +10 +30 mV Em Force [%]
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Solution Muscle fibers are not activated as long as the membrane potential is less than 40 mV as ...
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Fundamentals of Investments Valuation and Management
Authors: Bradford D. Jordan, Thomas W. Miller
5th edition
978-007728329, 9780073382357, 0077283295, 73382353, 978-0077283292
