To examine whether the impacts of hypoxia on autonomic regulations involve the phasic modulations as well as tonic controls of cardiovascular variables, heart rate, blood pressure, and their variability during isocapnic progressive hypoxia were analyzed in trained conscious dogs prepared with a permanent tracheostomy and an implanted blood pressure ...
Medical Definition of ORIGIN. 1. : the point at which something begins or rises or from which it derives. 2. : the more fixed, central, or larger attachment of a muscleâcompare insertion 1.edical Definition of ORIGIN. 1. : the point at which something begins or rises or from which it derives. 2. : the more fixed, central, or larger attachment of a muscleâcompare insertion 1.
The Earth did not get its name from anyone or anything in particular, but the word has evolved over time . The word Earth comes from the Old English words 'eor(th)e' and 'ertha'. The Old English word for Earth derives from a German word for ground. In German it is 'erde'.