Thanks Megaspaz!) Like the left turn this is another hand signal that you should know if you have your license. Unlike the left hand turn this one is a little more tricky to figure out if you aren't familiar with it so don't expect your average car driver to know what this means.
A Single Photon Emission Computed Tomography (SPECT) scan is a type of nuclear imaging test that shows how blood flows to tissues and organs. A SPECT scan integrates two technologies to view your body: computed tomography (CT) and a radioactive material (tracer). The tracer is what allows doctors to see how blood flows to tissues and organs.
Definition of SPECTROMETER. 1. : an instrument used for measuring wavelengths of light spectra. 2. â specÂ·troÂ·metÂ·ric \Ëspek-trÉ-Ëme-trik\ adjective. â specÂ·tromÂ·eÂ·try \spek-Ëtrae-ËtrÃ¤-mÉ\ trÄ. Noun see spectrometer defined for. kids