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Vitamin __________ supplements would be useful in treating angular cheilitis/cheilosis, but only if a deficiency in these vitamins exists. (Study Guide Week 10)

Dental hygiene implications of the drug interactions of melatonin include all of the following except one. Which is the exception? (Study Guide Week 10)

Which herbal supplement products have been proven effective in protecting against plaque and gingivitis? Acemannan hydrogel (extract of aloe vera) Essential oil mouth rinse Oil of cloves (eugenol) Triclosan B and D only (Study Guide Week 10)

Unit 17: Substance Use Disorders

Physiologic dependence on a drug __________. is a state of mind in which a person believes that he or she is unable to maintainoptimal performance without having taken a drug is established by withdrawal syndrome refers to the altered physiologic state that results from constantly increasing drugconcentrations Both A and B are correct. Both B and C are correct. (Study Guide Week 10)

Which is the mechanism of action of xylitol for its antibacterial and cariostatic effects? Direct bactericidal effect on Streptococcus mutans Inhibition of the ability of S. mutans to adhere and multiply in plaque Inability to be metabolized by S. mutans as a nutrient source B and C only All of the above (Study Guide Week 10)

Which agent has a withdrawal syndrome characterized by yawning, rhinorrhea, and chills that alternate with excessive sweating? (Study Guide Week 10)

Cranberry interacts with opioid analgesics, antidepressants, and some antibiotics. Large amounts of cranberries can increase urinary pH and potentially decrease the excretion of these drugs. (Study Guide Week 10)

Which form of insulin has a faster onset of action as a consequence of exchanging two amino acids in the structure of human insulin? (Study Guide Week 8)

The FDA introduced Good Manufacturing Practice standards to ensure that dietary supplements are free of adulterants, contaminants, and impurities and that the labels accurately depict the contents of the package. This testing in mandatory and is enforced by the FDA. (Study Guide Week 10)