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Vagal tone is frequently used to assess heart function, and is also useful in assessing emotional regulation and other processes that alter, or are altered by, changes in parasympathetic activity. [2] [3] Measurements of vagal tone can be performed by means of either invasive or noninvasive procedures.
Episodes of vasovagal syncope are typically recurrent and usually occur when the predisposed person is exposed to a specific trigger. Before losing consciousness, the individual frequently experiences early signs or symptoms such as lightheadedness, nausea, the feeling of being extremely hot or cold (accompanied by sweating), ringing in the ears, an uncomfortable feeling in the heart, fuzzy ...
As a general consideration, increased vagal tone (and thus vagal action) is associated with a diminished and more variable heart rate. [ 18 ] [ 19 ] The main mechanism by which the parasympathetic nervous system acts on vascular and cardiac control is the so-called respiratory sinus arrhythmia (RSA).
Parasympathetic innervation of the heart is partially controlled by the vagus nerve and is shared by the thoracic ganglia. Vagal and spinal ganglionic nerves mediate the lowering of the heart rate. The right vagus branch innervates the sinoatrial node. In healthy people, parasympathetic tone from these sources is well-matched to sympathetic tone.
"Heart Attack" is a midtempo dubstep and electropop ballad, [4] with lyrics like, "I thought I never want you back / But I don’t wanna live in a world without you." [2] Lyrically, the song talks about losing someone and it hitting you like a heart attack. In the chorus, he sings, "Yeah-yeah-eh…feeling like a fool-oo-ooh…hit me like a ...
"Heart Attack" is a song by American singer Trey Songz. It was produced by Benny Blanco and Rico Love and released as the lead single from Trey Songz's fifth studio album, Chapter V on March 26, 2012.
The music video for "Cardiac Arrest" featured Chas Smash as a person having a heart attack and the remaining band members playing roles of people advising him not to work so hard. The video follows the single version of the song rather than the album version.
"Heartattack and Vine" is a song from the Tom Waits album by the same name. The song takes its name from Hollywood and Vine in Hollywood.It refers to locations and details of Los Angeles (for example, Cahuenga is a street, [1] and the local bus system was formerly known as the RTD).