Syringe and Needles have been a method of delivering medication has been a practice dating back to the 17th Century. One must use the correct syringe and needle combination and administer to the appropriate body part. Other common uses of these devices is blood extraction, blood transfusion, vaccination among other uses. Syringes: In essence, syringes comprise of three key components: 1. Barrel - The cylindrical shaped piece where the medication or blood is gathered2. Plunger - A closely fitted device that is push-in or pulled-out of the barrel to insert or extract fluid.3. Tip - This is where the needle hub is...

There are many types of wounds, each wound is unique and require a treatment specific to the type of wound being treated. Let us being by listing the different types of open wounds and how they are classified. Wounds are classified by their cause; there are five different types of open wounds: Abrasion Wound – Injuries that commonly occur when skin comes into moving contact with a rough surface like a sidewalk, causing a rubbing or grinding of the upper layers of the skin. A road rash is a prime example of an abrasion wound. Though there is usually not...