General anaesthetic

General anaesthetic (pronunciation: /ˈdʒɛnərəl ˌænɪsˈθɛtɪk/) is a type of anaesthesia that induces a reversible loss of consciousness and sensation in the entire body. It is used during surgical procedures to prevent pain and discomfort.

Etymology

The term "general anaesthetic" is derived from the Greek words "genos" meaning "kind" or "type", and "anaisthēsia" meaning "lack of sensation".

Types of General Anaesthetic

There are two main types of general anaesthetic:

Inhalational anaesthetic: These are gases or vapours that are inhaled through a breathing mask or tube. Examples include nitrous oxide and sevoflurane.
Intravenous anaesthetic: These are medicines that are injected into a vein. Examples include propofol and thiopental.

Related Terms

Anaesthesia: A state of controlled, temporary loss of sensation or awareness.
Local anaesthetic: A type of anaesthesia that numbs a small area of the body.
Regional anaesthetic: A type of anaesthesia that numbs a larger area of the body, such as an entire limb.
Sedation: The reduction of irritability or agitation by administration of sedative substances or medications.

External links

Medical encyclopedia article on General anaesthetic
Wikipedia's article - General anaesthetic

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General anaesthetic