how to read a heart monitor at the hospital


How to Read an Indicator Color Chart

Indicator color charts come in different varieties and are used to show the pH of a substance. Chemical compounds that change color in response to acid or base materials are usually embedded in a piece of paper or other substrate. The substance being tested is then applied, turning the compound a new color. The simplest […]



How Do I Enable the Fingerprint Reader on My HP Pavilion?

Fingerprint readers, security devices used to keep unauthorized people from logging on to your computer, are available on a variety of computer systems including the Hewlett-Packard (HP) Pavilion. The reader works by placing one of your fingers onto the reader’s scanning device. The fingerprint reader then scans your finger and lets you access your computer. […]



How to Read a Yamaha VIN Number

The vehicle identification number, also referred to as the VIN, is a sequence of numbers and letters that can be broken down and read provided you have an understanding of what each letter or numerical figure means. It’s useful to know how to read your Yamaha VIN number, whether for replacement parts or simply for […]



How to Read a Dodge VIN Number

VIN (vehicle identification number) numbers on Dodge vehicles are not just sequential serial numbers for the product. They offer historical information about the individual vehicle, from its inception to more advanced information and data now available, such as whether the vehicle has been in an accident. Although VIN history reports may not always be free, […]



How to Read a Bad PDF File

Portable Document Format (PDF) is very useful for transferring frozen images and text in a specific format, organization and look from one computer to another or from one operating system to another; however, completing that process incorrectly (e.g. if the “print to PDF” function from Microsoft Word is used wrongly) will result in a bad […]



What Is a Microfiche Reader?

To understand a microfiche reader, you must understand what microfiche is. Microfiche is a storage medium, similar to microfilm. It is a collection of single sheets of film, filled with tiny images of documents or reports that must be read using a special piece of equipment called a microfiche reader. Microfiche was widely used by […]



Causes of Disk Read Errors

Disk read errors can indicate either a mechanical or software issue. Discovering the culprit for your error gives you the information needed to take pre-emptive action to save your data or fix an operating system gone awry. Before attempting to diagnose the problem, you should make a complete backup of your important data. This can […]



How to Enable a 2530P Fingerprint Reader

HP’s 2530P notebook computer has an Intel processor, a 12.1-inch WXGA display, two wireless local area network antennas, and supports up to 8 GB of system RAM. The 2530P has an optical DVD/CD drive and supports a hard drive ranging from 80 to 160 GB. Its fingerprint reader allows a user to log into Windows […]



How to Read a Mechanical Blueprint

Blueprints are a set of schematic drawings of a project that contractors will use to install, maintain or troubleshoot a structure. Mechanical blueprints illustrate the characteristics and features of the intended product in explicit detail. These drawings render the subject from a number of different perspectives and levels of depth. For example, a mechanical blueprint […]



How to Read Mortgage Rate Sheets

Mortgage rate sheets are confusing. There is not just a rate that can be quoted due to pricing adjustments, so get familiarized with where the rates are, and where the price adjustments are. Understand that rate sheets change daily, and sometimes more than once. Reading a lender rate sheet Get a current rate sheet from […]



How to Read an Insulin Syringe

If you’ve just been diagnosed with diabetes, or if you know someone who has, you might be overwhelmed with all the details surrounding insulin injections. However, there’s one detail that you don’t have to worry about. Reading an insulin syringe is easy, so if you know how much insulin you are supposed to inject, you’ll […]



Activities Children Can Do After Reading a Story

Reading improves children’s overall literacy, vocabulary, fluency and comprehension, but you can extend their skills with follow-up activities. The literacy activities you do after reading a story should relate back to the plot, characters, information or meaning of the story. Activities also can focus on specific reading skills, such as recalling details and reading the […]



How to Read a Standard Slide Vernier Caliper

Slide vernier calipers are typically used to measure objects which cannot be measured using a standard ruler or tape measure. It is also used when an additional digit of accuracy is desired, which a standard ruler can not provide. Learning to read a slide vernier caliper takes practice, since it must be read differently than […]



How to Read OBD2 Codes

Since 1996, every car manufactured has been required to have an Onboard Diagnostic system by law. This system monitors a car’s performance and will alert the driver when it detects any problems. The codes can be downloaded and read with an OBD2 code reader or recorded with the help of the “Check Engine” light on […]



How to Read Military Maps

Military maps are used during land navigation exercises and daily military operations. The purpose of a military map is to allow a service member to find his way from one point to another using grid coordinates, terrain features and topographic symbols. Military maps are measured in meters. Although the military has largely converted to the […]



How to Read a Stopwatch

There are two main types of stopwatches, the traditional non-digital watch with a large hand that circles the clock in a clockwise motion and more modern digital clocks that typically show readout times up to one-hundredths of a second. Depending on which clock you use you’ll want to know how to read them. Reading a […]



How to Read a Tape Measure

Tape measures in the U.S. mostly utilize Imperial measurements, which means that you measure in feet, inches and fractions of inches. When using a metric tape measure, the measurements appear in centimeters, millimeters and, sometimes, meters. But not all tape measures are alike. While some only contain Imperial measurements, you can also find some with […]



How to Read Bus Maps

Bus lines can seem confusing at first. What route goes where? What times do they come by each stop on the route? Fortunately, this is where bus maps come in. A bus map provides an outline of all the stops along a route, along with a timetable showing when it will stop at each location. […]