troponin
To view the entire topic, please log in or purchase a subscription.
Nursing Central is an award-winning, complete mobile solution for nurses and students. Look up information on diseases, tests, and procedures; then consult the database with 5,000+ drugs or refer to 65,000+ dictionary terms. Explore these free sample topics:
-- The first section of this topic is shown below --
(trō′pŏ-nĭn )
An inhibitory protein in muscle fibers. The action potential at the sarcolemma causes the sarcoplasmic reticulum to release calcium ions, which bond to troponin and shift tropomyosin away from the myosin-binding sites of actin, permitting contraction.
SEE: muscle for illus
-- To view the remaining sections of this topic, please log in or purchase a subscription --
(trō′pŏ-nĭn )
An inhibitory protein in muscle fibers. The action potential at the sarcolemma causes the sarcoplasmic reticulum to release calcium ions, which bond to troponin and shift tropomyosin away from the myosin-binding sites of actin, permitting contraction.
SEE: muscle for illus
There's more to see -- the rest of this entry is available only to subscribers.