Is there any relationship between t
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Is there any relationship between the pH of saliva and the susceptibility of dental carries?
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- Why do people periodically get cold sores? Describe the causative agentName the process of removal of amonia.Which factor contributes to the development of pressure ulcers in bedridden patients? a) Regular repositioning every 12 hours b) Adequate hydration and nutrition c) Friction and shearing forces on the skin d) Use of pressure-reducing mattresses
- Which of the following is NOT true about dental plaque?(a) It is an intermittently formed coating of microbes andorganic matter on tooth surfaces that serve as the firststep in tooth decay and gum disease.(b) It begins as positively charged salivary proteins adhereto negatively charged enamel surfaces, forming a pellicle(film) over the tooth surface.(c) Streptococcus mutans attaches to the pellicle where ithydrolyzes sucrose to fructose and glucose, or polymersof glucose that serve as bridges, holding together cells inplaque.(d) Plaque consists of up to 30 different genera of bacteriaand their products, such as polymers of glucose (dex-tran), saliva proteins, and minerals.(e) Plaque that is allowed to accumulate in crevices near thegumline can change into anaerobic pockets full of bacte-ria that can irritate the gums or destroy underlying bone.How would the severity of the common cold be classified? a)acute b)chronic c)latentHow is dental plaque associated with periodontal disease?
- Ch. 6: Chvostek sign (twitching of facial muscles after gently tapping the cheek by the ear) is an indicator of: a) hyponatremia Ob) hypernatremia c) hypocalcemia Od) hypercalcemia e) None of the above.Explain the dietary modifications for patients with Crohn's disease.What are the two forms of Castleman disease andwhat characteristic(s) distinguish(es) one fromanother?