Which of the following statements about ACh release and deactivation is true? a. ACh release is blocked by the toxin associated with clostridium tetanae b. Uptake of ACh into presynaptic receptor is the most important mechanism in terminating the ACh signal c. Acetylcholinesterase (AChE) inhibitors, such as pyridostigmine, are not effective in the treatment of myasthenia gravis, because patients with myasthenia gravis have no cholinergic nerve terminals to release ACh d. The influx of Calcium into the depolarized axon terminal is a perquisite for release of stored ACh e. MAO inhibitors are important in treatment f depression because they inhibit the breakdown of ACh into its constituents acetic acid and choline Wandera o Garah Victor Dpharm; Bpharm ( students makerere university college of health sciences)
Posted on: Mon, 03 Nov 2014 12:23:36 +0000