In these cases, the lesion was usually in the cervical spinal cord, but in one case it was thoracic (Johnson et al., 2000). A proposed mechanism is that pathological features of these entities, such as gliosis and haemosiderin, provoke spontaneous activation of spinal itch neurons.
Other differences between the two include the camera, with the Moto Z Force featuring a 21 MP rear camera, compared to the 13 MP camera of the Moto Z, and of course, the display of the Moto Z Force is also shatterproof.
The Motorola Moto Z runs Android 6.0.1 and is powered by a 2600mAh non removable battery. It measures 153.30 x 75.30 x 5.20 (height x width x thickness) and weighs 136.00 grams. The Motorola Moto Z is a single SIM (GSM) smartphone that accepts a Nano-SIM. Connectivity options include Wi-Fi, GPS, Bluetooth, NFC, 4G. Sensors on the phone include Proximity sensor, Ambient light sensor, Accelerometer, and Gyroscope.