Monkeys were scanned in a prone position with a human knee coil, whereas apes were scanned in a supine position using a human head coil. (chimpanzeebrain.org)
Blood oxygen level dependent imaging (BOLD) data were acquired using a 3 - Tesla whole - body scanner (GE Signa; General Electric Medical Systems, Milwaukee, WI) using a standard quadrature head coil and a gradient - echo EPI sequence. (journals.plos.org)
I'm lying on my back in the tunnel of an MRI scanner, my skull immobilized in a head coil, which looks like a cage fighter's mask. (discovermagazine.com)