chapter 20 topic 3

Question 1

What compound did Ehrlich discover that was used to treat syphilis?

Answer 1

Salvarsan

Question 2

The first sulfa drug that was used to treat streptococcal infections was:

Answer 2

Prontosil

Question 3

The use of Salvarsin and Prontosil to treat patients with infections are examples of:

Answer 3

Chemotherapy

Question 4

Alexander Fleming discovered this chemical from a mold:

Answer 4

Penicillin

Question 5

Naturally-produced antimicrobials (produced from live organisms) are called:

Answer 5

Antibiotics

Question 6

The bacteria, Streptomyces griseus, produces an antibiotic called:

Answer 6

streptomycin

Question 7

The lowest dose that is toxic to a patient/ the dose used for therapy is referred to as the:

Answer 7

Therapeutic index

Question 8

Which would you prefer to use, a medication with a high therapeutic index or a medication with a low therapeutic index?

Answer 8

High therapeutic index

Question 9

Drugs that inhibit bacterial growth (but do not kill) are:

Answer 9

bacteriostatic

Question 10

Drugs that kill bacteria are:

Answer 10

bactericidal

Question 11

Drugs that affect both Gram-negative and Gram-positive are called:

Answer 11

Broad spectrum

Question 12

Drugs that affect a narrow range of types of bacteria are:

Answer 12

Narrow-spectrum

Question 13

Drugs that work at the same level of effectiveness when combined are:

Answer 13

Additive

Question 14

Drugs that work much better when combined are:

Answer 14

Synergistic

Question 15

Drugs that interfere which each other and cause reduced effectiveness are:

Answer 15

Antagonistic

Question 16

Name the genus of bacteria that is innately resistant to penicillin (due to lack of any cell wall structure).

Answer 16

Mycoplasma