Bio - 16.6

Question 1

STI

Answer 1

• sexually transmitted infections
• disease caused by pathogens that are transmitted during sexual contact
  *eg. HIV & AIDS

Question 2

AID

Answer 2

• acquired immune deficiency syndrome
• disease caused by HIV (human immunodeficiency virus)
• destroys white blood cells => reduces immune system

Question 3

methods of transmission

Answer 3

1. sexual contact (fluids in vagina and urethra)
2. blood contact (transfusions, childbirth, hypodermic needles)
3. breast feeding

Question 4

how to prevents

Answer 4

1. sexual contact - person knows and informs partner, health workers can trace people
2. blood contact - blood is screened for HIV, mother takes antiretroviral drugs, needle is sterile / frontliners wear protective suits
3. breast feeding - antiretroviral drugs during pregnancy and while breast feeding