Cannabinoid receptor 1: One of the two known receptors in the endocannabinoid (EC) system associated with the intake of food and tobacco dependency. Blocking the cannabinoid receptor 1 (CNR1) may reduce dependence on tobacco and the craving for food. The gene encoding CNR1 is located in chromosome region 6q14-q15. Also called the CB1 receptor or CB1. So far, drugs that block this receptor have not been shown to be beneficial for smoking cessation.
- Cannabinoid receptor 2
Cannabinoid receptor 2: One of the two known receptors in the endocannabinoid (EC) system. The gene encoding cannabinoid receptor 2 (CNR2) is located on chromosome 1. Also known as the CB2 receptor or CB2.
Cannabis: Marijuana (Cannibis sativa), a drug derived from the family of plants that includes hemp. Cannabis can be smoked or eaten. Use of cannabis produces a mild sense of euphoria, as well as impairments in judgment and lengthened response time. Although cannabis use is illegal in most parts of the world, the plant appears to […]
Cannula: A hollow tube with a sharp, retractable inner core that can be inserted into a vein, an artery, or another body cavity.
Capillary: A tiny blood vessel that connects an arteriole (the smallest division of an artery) with a venule (the smallest division of a vein). Although tiny, the capillary plays an imortant role in the circulatory system. The walls of capillaries act as semipermeable membranes that permit the exchange of various substances, including fluids and the […]
Capitation: In US health services, a fixed ‘per capita’ amount that is paid to a hospital, clinic, or physician for each person served. If that person uses few services, the excess amount paid is potential profit for the payee. If the person uses many services, the payee may lose money.