Dental Hygiene Local Anesthesia Board Review

___________ are readily hydrolyzed in aqueous solutions, and _____________ are resistant to hydrolysis in aqueous solutions. - correct answersesters; amides adrenalin (epinephrine) is naturally found in the body. where is it produced? - correct answersthe adrenal glands describe the depolarization of a nerve cell: - correct answerswhen there is an influx of Na+ ions and it causes the cell to become depolarized with a (+) charge. describe the polarization of a nerve cell: - correct answersat rest, inside of a cell is slightly (-) charged and outside is lightly (+) charged. (70 mv) difference. describe the repolarization of a nerve cell: - correct answersbegins immediately after depolarization with potassium (+) ions leaving the cell in order to restore equilibrium. example of a safe topical anesthetic: - correct answersbenzocaine (ester) how can we manage trismus (limited opening of jaws)? - correct answersheat and jaw exercise how do you calculate a patients weight in kg and lbs - correct answersif the weight is in pounds you will divide by 2.2 because there are 2.2 lbs in 1 kg. If it is in kg and you want to convert to pounds, you'll multiply by 2.2. how far does topical anesthetic penetrate mucous membrane? - correct answers2-3 mm how long are long needles? - correct answers32mm how long are short needles? - correct answers20mm how long should you apply topical anesthetic to non-keratinized tissue? - correct answersat least 30 seconds how much epinephrine does a carpule of 1/100,000 contain? with this information, what is the cardiac patient limit based on how much epinephrine is in each carpule? - correct answers.018 mg; two carpules of 1/100,000 because 2 x .018 = .036 mg if there is a local infection in an area of an injection the local anesthetic is... - corre