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Cannabis. Cannabis drug testing describes various drug test methodologies for the use of cannabis in medicine, sport, and law. Cannabis use is highly detectable and can be detected by urinalysis, hair analysis, as well as saliva tests for days or weeks. Unlike alcohol, for which impairment can be reasonably measured using a breathalyser (and ...
Somatic effects. Bloodshot eye. Some of the short-term physical effects of cannabis use include increased heart rate, dry mouth, reddening of the eyes (congestion of the conjunctival blood vessels ), a reduction in intra-ocular pressure, muscle relaxation and a sensation of cold or hot hands and feet. [60]
Inhalation (or inspiration) is the process of drawing air or other gases into the respiratory tract, primarily for the purpose of bringing oxygen into the body. It is a fundamental physiological function in humans and many other organisms, essential for sustaining life. Inhalation is the first phase of breathing, allowing the exchange of oxygen ...
Exhalation (or expiration) is the flow of the breath out of an organism. In animals, it is the movement of air from the lungs out of the airways , to the external environment during breathing . This happens due to elastic properties of the lungs, as well as the internal intercostal muscles which lower the rib cage and decrease thoracic volume.
Cannabis ( / ˈkænəbɪs /) [2] is a genus of flowering plants in the family Cannabaceae. The number of species within the genus is disputed. Three species may be recognized: Cannabis sativa, C. indica, and C. ruderalis.
Passive smoking. Tobacco smoke in an Irish pub before a smoking ban came into effect on March 29, 2004. Passive smoking is the inhalation of tobacco smoke, called passive smoke, secondhand smoke ( SHS) or environmental tobacco smoke ( ETS ), by individuals other than the active smoker.
In the United States, the use of cannabis for medical purposes is legal in 38 states, four out of five permanently inhabited U.S. territories, and the District of Columbia, as of March 2023. [1] Ten other states have more restrictive laws limiting THC content, for the purpose of allowing access to products that are rich in cannabidiol (CBD), a ...
Chemical defenses in. Cannabis. Close up of a Cannabis plant. Cannabis ( /ˈkænəbɪs/) is commonly known as marijuana or hemp and has two known strains: Cannabis sativa and Cannabis indica, both of which produce chemicals to deter herbivory. The chemical composition includes specialized terpenes and cannabinoids, mainly tetrahydrocannabinol ...