Local Anesthesia For Dental Professionals 2nd Edition By Bassett, DiMarco & Naughton – Test Bank

Local Anesthesia For Dental Professionals 2nd Edition By Bassett, DiMarco & Naughton – Test Bank Local Anesthesia For Dental Professionals 2nd Edition By Bassett, DiMarco & Naughton – Test Bank Local Anesthesia For Dental Professionals 2nd Edition By Bassett, DiMarco & Naughton – Test Bank Sample Questions Chapter 6 Vasoconstrictors in Dentistry Match the following 1. A) Adrenaline 2. B) Mimics sympathetic mediators 3. C) Smooth muscle relaxation 4. D) Vasoconstrictor not used in dentistry 5. E) Tissues or cellular receptors that respond to adrenaline 6. F) Synthetic catecholamine 7. G) Cardiac stimulation 8. H) Adrenal gland neurotransmitters 9. I) Epinephrine and norepinephrine 10. J) Smooth muscle contraction 1) Adrenergic Objective: 1 2) Alpha receptor Objective: 1 3) Beta1 receptor Objective: 1 4) Beta2 receptor Objective: 1 5) Catecholamines Objective: 1 6) Epinephrine Objective: 1 7) Levonordefrin Objective: 1 8) Norepinephrine Objective: 1 9) Sympathomimetic Objective: 1 10) Vasopressors Objective: 1 Answers: 1) E 2) J 3) G 4) C 5) H 6) A 7) F 8) D 9) B 10) I True or false 1) Epinephrine, levonordefrin, and phenylephrine are catecholamines. 1. A) True 2. B) False Answer: B Explanation: B) Epinephrine and levonordefrin are catecholamines. Phenylephrine is a noncatecholamine. Objective: 2 2) All vasoconstrictors in dentistry stimulate adrenergic receptors. 1. A) True 2. B) False Answer: A Objective: 2 3) Epinephrine and norepinephrine are indirect-acting sympathomimetic drugs. 1. A) True 2. B) False Answer: B Explanation: B) Both epinephrine and norepinephrine are direct-acting vasopressors. Objective: 2 4) Epinephrine provides almost equal alpha and beta effects; however, beta effects initially predominate to vasoconstrict vessels. 1. A) True 2. B) False Answer: B Explanation: B) Epinephrine provides almost equal alpha and beta effects; however, alpha effects initially predominate to vasoconstrict vessels. Objective: 2 5) All vasopressors stimulate adrenergic receptors. 1. A) True 2. B) False Answer: A Objective: 2 6) Vasoconstrictors speed the absorption of local anesthetic drugs. 1. A) True 2. B) False Answer: B Explanation: B) Vasoconstrictors slow the absorption of local anesthetic drugs. Objective: 3 7) Signs and symptoms of epinephrine overdose include confusion and drowsiness, and are short lived due to the efficiency of epinephrine metabolism. 1. A) True 2. B) False