Over-the-counter drugs commonly abused by teens and young adults include pain relievers, muscle relaxants, and sleep aids. cough and cold medicines and diet and sleep aids. antacids, pain relievers, and diet aids. diuretics, vitamins, and diet aids.

Blood cells bring oxygen to cells and take carbon dioxide away. true or false

In which way does nicotine cause addiction? by stimulating the brain’s pleasure center by increasing blood-sugar levels by decreasing dopamine levels by reducing depression and anxiety

Will treating a viral infection with antibiotics affect the course of the infection? a) no; antibiotics work by inhibiting enzymes specific to bacteria. antibiotics have no effect on eukaryotic or virally encoded enzymes.b) no; antibiotics do not kill viruses because viruses do not have dna or rna.c) yes; antibiotics activate the immune system, and this decreases the severity of the infection. d) yes; antibiotics can prevent viral entry into the cell by binding to host-receptor proteins.