6-28. Which of the following drugs may be administered with morphine to decrease  the  respiratory depressant  effect  of  morphine? 1. Propantheline   bromide 2. Neostigmine   methylsulfate 3. Atropine  sulfate 4. Propranolol   hydrochloride 6-29. Beta-adrenergic blocking agents are used as a prophylaxis to treat 1. migraine  headaches 2. hypertension 3. angina  pectoris 4. any of the above 6-30. Which of the following is a characteristic  side  effect  of antihistamines? 1. Nausea 2. Drowsiness 3. Urticaria 4. Tinnitis 6-31. Which of the following drugs is administered  to  control  motion sickness? 1. Cimetidine 2. Meclizine   hydrochloride 3. Chlorpheniramine   maleate 4. Dephenhydramine    hydrochloride 6-32.  In  conjunction  with  antacids, which of the following is used to treat  duodenal  ulcers? 1. Dimenhydrinate 2. Diphenhydramine    hydrochloride 3. Ranitidine 4. Pseudoephedrine    hydrochloride 6-33. In the Navy, the chief purpose biological  agents  is 1. diagnosis 2. immunization 3. resuscitation 4. pest control 6-34.  Licensing  of  manufacturers  of biological  agents  is  the responsibility  of  the 1. Secretary  of  the  Navy 2. Public  Health  Service 3. American  Medical  Association 4. Secretary  of  the  Treasury 6-35.  Which  of  the  following  agents  is only  administered  orally? 1. Plague 2. Polio 3. Tetanus 4. Yellow  fever 6-36.    Yellow  fever  vaccine  is reconstituted   with 1. sterile  water,  USP 2. Sterile  sodium  chloride injection,  USP 3. 5% dextrose in water, sterile,  USP 4. Triple distilled water, USP 6-37. The study of poisons is toxicology  and  does  not  cover which  of  the  following  fields? 1. Antidotes 2. Chemical  and  physiologic effects 3. Immunizations 4. Detection  and  isolation 6-30. Ingestion of a toxic substance resulting  in  damage  to  the esophagus is known as a 1. remote  effect 2. local  effect 3. cumulative  effect 4. compound  effect 6-39. Cocaine is classified as a/an ______ poison. 1. alkaloidal 2. nonalkaloidal 3. inorganic 4. corrosive 6-40.  Food  infection  differs  from  food intoxication  in  that  food intoxication  may  be  caused  by 1. growth  of  salmonella bacteria 2. growth  of  dysentery  bacteria 3. waste products of streptococcal   bacteria 4. waste  products  of  dysentery bacteria 36