Public health has improved the quality and life span of humans by using:

Public health has improved the quality and life span of humans by using:
 
  a. epidemiology.
  b. surveillance.
  c. prevention.
  d. all of the above.

Question 2

Tocolysis is the recommended procedure in cases of preeclampsia.
 
  Indicate whether the statement is true or false

Question 3

A single-cell organism with a cell membrane and cytoplasm but having no organized nucleus is a _______________.
 
  Fill in the blank(s) with correct word

Question 4

Twenty-two percent of all disabling injuries in the workplace are to the patient's:
 
  a. back. c. legs.
  b. hips. d. arms.