The skin, or integumentary system, is the body's largest organ. It protects us from the outside world, and is our first defense against bacteria, viruses and other pathogens. Our skin also helps regulate body temperature and eliminate waste through perspiration.
An insulin pump with a subcutaneous injection site. A subcutaneous injection is administered as a bolus into the subcutis, the layer of skin directly below the dermis and epidermis, collectively referred to as the cutis. Subcutaneous injections are highly effective in administering vaccines and medications such as insulin, morphine, diacetylmorphine and goserelin.
injection. n. 1. (Medicine) fluid injected into the body, esp for medicinal purposes. 2. something injected. 3. the act of injecting. 4. (Automotive Engineering). a. the act or process of introducing fluid under pressure, such as fuel into the combustion chamber of an engine.b. (as modifier): injection moulding.5.. (Medicine) fluid injected into the body, esp for medicinal purposes. 2. something injected. 3. the act of injecting. 4. (Automotive Engineering). a. the act or process of introducing fluid under pressure, such as fuel into the combustion chamber of an engine.