NURSING ANM AND GNM

Detailed explanation-1: -Pharmacognosy: Science of natural products in drug discovery.

Detailed explanation-2: -The most dominant natural medicine source is plants, due to their chemical and structural diversity and the biodiversity of their components. Examples of medicines that are derived from plants are aspirin (from willow tree bark) (2), digoxin (from the flower, Digitalis lanata) (3) and morphine (from opium) (4).

Detailed explanation-3: -Pharmacology is the study of the properties and biological actions of drugs and chemicals and the key role they play in the prevention and treatment of human diseases. A drug is any agent, either biological or chemical, that modifies the function of living tissues.

Detailed explanation-4: -Today pharmacognosy is also defined as the study of physical, chemical, biochemical and biological properties of drugs, drug substances, or potential drugs or drug substances of natural origin, as well as the search for new drugs from natural sources.