The embryonic stage of pregnancy lasts from a. 8 weeks after conception to birth b. 2 days after fertilization to 8 weeks c. 2 weeks after conception to 8 weeks d. 2 days after implantation to 8 weeks

Which statement is true about common childhood infectious disease? a. children should always be given antibiotics to treat an infectious illness. b. frequency of infectious illnesses usually increases as children grow older. c. having a minor infectious illness weakens a child's immune system. d. infectious illnesses are usually mild and require no medication.

Can someone give me one specific health problem, and explain it. !

Describe in your own words three purposes of human services.