题目内容

Which of the following date is remembered as a Doctor’s Day? ()

A. June 1
B. July 1
C. August 1
D. May 1

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Test used for screening cases of tuberculosis is ()

A. Sputum smear examination
B. Mass miniature radiography
C. Mantoux test
D. PCR

Toxic chemical that cause harm or birth defects to a fetus or embryo are called ()

A. Neurotoxins
B. Mutagens
C. Teratogens
D. Carcinogens

Which of the following is the most common route of exposure to environmental hazards? ()

A. Inhalation
B. Ingestion
C. Skin contact
D. Injection

Which of the following is not a water-borne infection? ()

A. Cholera
B. Tetanus
C. Typhoid
Dysentery