Edward Jenner infected a young boy with cowpox in

Which of the following drugs is used to stimulate the heart?

A. aspirin

B. morphine

C. streptomycin

D. digitalis

The name of the flower which is used to make the heart stimulating medicine (digitalis) is

A. foxglove

B. buttercup

C. lavender

D. daffodils

Which of the following causes changes in perception, thought, emotion, and consciousness?

A. narcotics

B. sedatives

C. hallucinogens

D. anxiety drugs

The example of a drug which is obtained from animals is

A. terramycin

B. fish liver oils

C. streptomycin

D. morphine

The drugs that induce sedation by reducing excitement or irritability are known as

A. antibiotics

B. vaccines

C. sedatives

D. analgesics