A nerve block is an anesthetic or anti-inflammatory injection targeted toward a certain nerve or group of nerves to treat pain. The purpose of the injection is to turn off a pain signal coming from a specific location in the body or to decrease inflammation in that area.
- Components, Definition & Examples. Computer hardware is the collection of physical parts of a computer system. This includes the computer case, monitor, keyboard, and mouse. It also includes all the parts inside the computer case, such as the hard disk drive, motherboard, video card, and many others. Computer hardware is what you can physically touch.
The CPU is the hardware device in a computer that executes instructions from the software. Learn more about how it works, plus cores, clock speed, etc. The CPU is the hardware device in a computer that executes instructions from the software.