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At the nerve ending in the neuromuscular junction, where the impulse is transferred to the muscle cell, the nerve impulse leads to the transfer of vesicles with the neurotransmitter acetylcholine to " active zones " in the presynaptic membrane, where it is released into the synaptic cleft and stimulates the acetylcholine receptor on the muscle.
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At and nerve
At lower levels, it acts as a calcium analog, interfering with ion channels during nerve conduction.
At high enough doses, however, acute toxicity and death can occur through the same mechanism as other nerve agents.
At the end of World War II during the occupation of Germany, the Allies recovered weapons containing three types of German nerve agents, prompting further research into nerve agents by the former Allies.
At the peripheral end of the nociceptor, noxious stimuli are transduced into currents that, above a given threshold, begin to generate action potentials that travel along the nerve fiber to the spinal cord.
At MIT, The University of Southern California, RWTH Aachen University, and the University of New South Wales, an " artificial retina " is under development: an implant which will bypass the photoreceptors of the retina and stimulate the attached nerve cells directly, with signals from a digital camera.
At the cubital fossa, this nerve is deep to the pronator teres muscle and is the most medial structure in the fossa.
At the elbow, this nerve travels posterior to the medial epicondyle of the humerus.
At the level of the wrist, the median nerve supplies the muscles at the base of the thumb that allow it to abduct, or move away from the fingers, out of the plane of the palm.
At the 2007 meeting of the American Society for Surgery of the Hand, a former advocate of endoscopic carpal tunnel release, Thomas J. Fischer, MD, retracted his advocacy of the technique, based on his own personal assessment that the benefit of the procedure ( slightly faster recovery ) did not outweigh the risk of injury to the median nerve.
At the last moment, Tiger loses his nerve and runs away, forcing Rennick to shoot him.
At the same time, parasympathetics cause peristalsis of the urethral muscle, and the pudendal nerve causes contraction of the bulbospongiosus ( skeletal muscle is not via PSN ), to forcibly emit the semen.
At the midshaft of the humerus, the radial nerve travels from the posterior to the anterior aspect of the bone in the spiral groove.
At the optic disc the outer two-thirds of the sclera continues with the dura mater ( outer coat of the brain ) via the dural sheath of the optic nerve.
At the level of the midpons, CN V ( the trigeminal nerve ) emerges.
At the rostral pons, CN III ( the occulomotor nerve ) emerges at the midline.
At the base of the Cauda Equina, there are approximately 10 fiber pairs, 3-5 lumbar, 5 sacral, and the single coccygeal nerve.
At the mental foramen the nerve divides into two terminal branches: incisive and mental nerves.
At least one case report of strandings in Japan's Goto Islands has been associated with parasitic neuropathy of the VIIIth cranial nerve by a trematode in the genus Nasitrema.
Neurological research has shown that 90 % of brain growth occurs during the first five years of life, and 85 % of the nerve paths develop before starting school ( n. b. At the age of seven in Finland ).
At the center of all teeth is a hollow area that houses soft tissues, such as the nerve, blood vessels, and connective tissue.
* At the open medulla ( further up the brainstem ), the medial lemniscus contains axons from the trigeminal nerve ( which supplies the head region ), as well as the arms and legs.
At a crucial moment, with knife in hand, Jack loses his nerve, and is mocked by Custer for it.
At and ending
At the same instant, Elaine screamed wildly, the sound ending abruptly as Nick went off the boat and into the water on top of the frantic, struggling Poet.
At the American publisher's insistence, Burgess allowed their editors to cut the redeeming final chapter from the U. S. version, so that the tale would end on a darker note, with Alex succumbing to his violent, reckless nature — an ending which the publisher insisted would be ' more realistic ' and appealing to a U. S. audience.
At the decisive Battle of Leuven in September 891, he defeated an invading force of the Northmen, or Vikings, essentially ending their invasions on that front.
At its mouth was the scene of the decisive battle in 405 by which Lysander destroyed the Athenian fleet, ending the Peloponnesian War.
At the Battle of Vienna ( 1683 ), the Army of the Holy Roman Empire, led by the Polish King John III Sobieski, decisively defeated a large Turkish army, ending the western colonial Ottoman advance and leading to the eventual dismemberment of the Ottoman Empire in Europe.
At the age of 39, Aaron hit 40 home runs in 392 at-bats, ending the season one home run short of the record.
Starting with At War with the Army ( 1950 ), Martin and Lewis were the stars of their own vehicles, in fourteen additional titles at Paramount, ending with Hollywood or Bust ( 1956 ).
At the same time, the ending of the informal Sino-German alliance led Chiang to terminate all of the concessions and contracts held by German companies in Kuomintang China.
At the year ending 2004 Tennis Masters Cup, Hewitt defeated Andy Roddick to advance to the final, but was yet again defeated by defending champion Federer.
* January 13 – At Västerås, the estates of Sweden swear loyalty to king Gustav Vasa and to his heirs, ending the traditional electoral monarchy in Sweden.
* April – At the end of the Hook and Cod wars, Jacqueline, Countess of Hainaut and Holland is forced by Philip the Good, Duke of Burgundy, to abdicate all her estates in his favour, ending Hainaut and Holland as independent counties.
At its simplest, a fishing rod is a simple stick or pole with a line ending in a hook.
At the end of the conference, he forged an agreement ending the conflict.
At the Treaty of Utrecht, ending the War of the Spanish Succession in 1713, the Spanish Upper Quarter was again divided between Prussian Guelders ( Geldern, Viersen, Horst, Venray ), the United Provinces ( Venlo, Montfort, Echt ), Austria ( Roermond, Niederkrüchten, Weert ), and the Duchy of Jülich ( Erkelenz ).
At a conference on the coast near Naupactus, Philip meets the Aetolian leaders and a peace treaty is concluded, ending the three-year long " Social War ".
At the request of Clarke's agent ( and unbeknownst to Clarke ) the story was edited by James Blish who rewrote the ending.
At the 2001 Wimbledon Championships, Sampras lost to Roger Federer, who was 19 at the time, 6 – 7 ( 7 ), 7 – 5, 4 – 6, 7 – 6 ( 2 ), 5 – 7, in the fourth round, ending Sampras's 31-match winning streak at Wimbledon.
At this point, the story proceeds to one of three endings: A, B, or C. In the film's initial theatrical run, some theaters announced which ending the viewer would see.
At the London Economic Conference of 1933, the head of the German delegation, the Economics Minister Dr. Alfred Hugenberg of the German National People's Party, put forth a programme of German colonial expansion in both Africa and Eastern Europe as the best way of ending the Great Depression, which created a major storm at the conference.
At that point Governor McGinty ( Brian Donlevy ) and The Boss ( Akim Tamiroff ) step in and provide a phone call which results in a happy ending for everyone.
At Media, US 1 again becomes a freeway — the Media Bypass — ending just beyond Interstate 476.
At the end, the Lords then voted, starting with the most junior Baron, and proceeding forward in order of precedence, ending with the Lord High Steward.
At just, I-45 is the shortest of the primary interstates ( ending in 0 or 5 ), and the only primary interstate to be entirely inside of one state.
At the same time, with American involvement in Vietnam ending, defense intelligence faced a significant decline in resources.
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