Which of the following is not a water-borne infection? ()
A. Cholera
B. Tetanus
C. Typhoid
Dysentery
查看答案
Deaths due to NCD, mostly attributable to which pollution globally? ()
Air Pollution
B. Water Pollution
C. Land Pollution
D. Noise Pollution
“The lifetime probability of developing lung cancer from smoking one pack of cigarette per day is 1 in 250.” Which is CORRECT? ()
A. 1 of every 250 people who smoke a pack of cigarettes every day will likely develop lung cancer over a typical lifetime.
B. Among every 250 people who smokes one pack of cigarettes every day, 1 will develop lung cancer.
C. 1 of every 250 people who smoke a pack of cigarettes every day will likely develop lung cancer once.
D. At least one person will develop lung cancer if one pack of cigarette is taken daily among 250 smokers.
Workers employed in textile industry are likely to suffer from ()
A. Bagassosis
B. Asbestosis
C. Silicosis
D. Byssinosis
Tip of the iceberg denotes which of the following? ()
A. Invisible cases
B. Asymptomatic infections
C. Death
D. Clinical illness
微信支付 
支付宝支付