Brain - The most dramatic and noticed effect alcohol has is on the brain. It produces lack of coordination, confusion, disorientation, stupor, anesthesia, coma and finally death. Mouth, Larynx and Esophagus - Marijuana contains 50 percent more tar than tobacco as well as 400 other identified chemicals. Using three to five marijuana joints a week equals smoking 16 cigarettes daily. Heart - Smoking one marijuana joint may cause increases in heart rate and blood pressure by as much as 50 percent.
Cocaine increases the heart rate and arteries constrict.
Restricted blood flow to the heart may cause a heart attack. Bladder and Kidneys - Concentration of tars, carcinogens and chemicals from marijuana in the kidneys and bladder is associated with cancers in these organs. Cocaine use causes inflammation and breakdown of small and medium arteries in the kidneys and gastrointestinal tract. Bronchial and Lungs - Marijuana is a respiratory irritant that causes sore throats and chronic coughs. The gonads are high fat organs which absorb and hold more THC than most other cells of the body.