I don't mean to be blunt or dismissive, but the pressure in the veins/arteries has nothing to do with (a) the thickness/elasticity of the wall tissue, (b) the diameter of the arteries/veins, or (c) the number of (branches of) arteries/veins.
This can either be caused by a more prominent maxilla (upper jaw) or a retruded mandible (lower jaw further back than it should be). This causes a discrepancy in how all teeth contact, and can manifest as an increased overjet. An increased overjet can also be caused by a discrepancy in the number of teeth, or the length of the arch.
HP Officejet Printers-Resolving 'Missing or Failed Printhead' Error. After installing a new printhead, a ' Missing or Failed Printhead ' error message displays on the printer control panel and the printer does not print. An unlatched or improperly seated printhead can cause this error.