a system of efferent dilator nerves distributed only to skeletal muscles; the existence of the system has been verified only in cats and dogs; in other species where it is not present vasodilation is achieved only by relaxation of vasoconstrictor tone. sympathetic nerves. 1. see sympathetic trunk (below).wo long ganglionated nerve strands, one on each side of the vertebral column, extending from the base of the skull to the coccyx. sympathetic trunk ganglia. ganglia situated segmentally along the paired sympathetic trunks beside the vertebral bodies.
As a summary, letâs briefly calculate how long it will take you to start a phlebotomist from scratch: 1  Preparation and application to schools: 1 month. 2  Phlebotomy training itself: 1-2 semesters, or 4 to 8 months, depending on college.
Phlebotomists are medical laboratory technicians who specialize in drawing blood and handling blood samples. Candidates can qualify for a career as a phlebotomist by completing a phlebotomy technician training course from a local community college or technical institute.Some high schools offer phlebotomy training as part of their vocational education program.ubjects covered include first aid, CPR, phlebotomy techniques, medical terminology and anatomy. Safety, blood handling procedures and communications skills are also taught. In addition to classroom studies, candidates must perform a minimum number of successful skin puncture and venipuncture procedures.