STI

Question 1

What is a commensal micro-organism?

Answer 1

A micro-organism that derives food or other benefits from another organism without hurting or helping it

Question 2

What is a pathogen?

Answer 2

A micro-organism that can cause disease

Question 3

What is an infection?

Answer 3

The invasion of all or part of the body by a micro-organism

Question 4

What is a sexually transmissible organism?

Answer 4

Virus, bacteria, protozoan, insect or arthropod which can be spread by sexual contact

Question 5

What is a STI?

Answer 5

An infection by a pathogen which is sexually transmissible and which is unlikely to be transmitted by non-sexual means

Question 6

What is a STD?

Answer 6

A disorder of structure or function cause by a sexually transmitted pathogen

Question 7

What is in the VD act of 1916?

Answer 7

Syphilis
Gonorrhoea
Chancroid

Question 8

What are other sexually transmitted organisms in the UK?

Answer 8

Bacteria

• Chlamydia
• Klebsiella
• Mycoplasm

Viruses
-HSV, HIV, HPV, Molluscum

Parasite
-Pthirus pubis, Sarcoptes scabi, trhicomonas vaginalis

Question 9

What are some features of STI’s?

Answer 9

Characteristics

• Transmissible
• Asymptomatic
• All manageable but not curable
• Avoidable

Implications

• Partner notification
• Hard to eradicate from a population (need to prevent)
• Treatment and prevention of complications
• Primary prevention - education

Question 10

What are some systemic symptoms of STI’s?

Answer 10

Fever
Rash
Lymphadenopathy
Malaise
Infertility
Cancer