Exam #1

Question 1

vancomycin

Answer 1

cell wall inhibitor

Question 2

cephalosporin

Answer 2

cell wall inhibitor

Question 3

penicillin

Answer 3

cell wall inhibitor

Question 4

isoniazid

Answer 4

cell wall inhibitor

Question 5

streptomycin

Answer 5

protein synthesis inhibitor

Question 6

erythromycin

Answer 6

protein synthesis inhibitor

Question 7

tetracycline

Answer 7

protein synthesis inhibitor

Question 8

chloramphenicol

Answer 8

protein synthesis inhibitor

Question 9

sulfamethoxazole

Answer 9

metabolic inhibitor

Question 10

trimethoprim

Answer 10

metabolic inhbiitor

Question 11

naldixic acid

Answer 11

nucleic acid synthesis inhibitor

Question 12

ciprofloxin

Answer 12

nucleic acid synthesis inhibitor

Question 13

phenol

Answer 13

denature proteins and disrupt cell membranes

Question 14

alcohols

Answer 14

inactivate enveloped viruses, denature proteins, possible dissolve membrane lipids

Question 15

halogens (chlorine, iodine)

Answer 15

antimicrobial, oxidizes cell constituents and iodinates proteins

Question 16

heavy metals

Answer 16

combine with and inactive proteins, precipitate proteins

Question 17

aldehydes

Answer 17

cause cross-linking of proteins, etc. - disrupts protein and interferes with native conformation

Question 18

sterilizing gases

Answer 18

combine with an inactivate DNA and proteins

Question 19

quaternary ammonium compounds

Answer 19

detergents with antimicrobial activity