ACTUAL Exam Questions and CORRECT
Answers
Local Infection - CORRECT ANSWER - An infection that is confined to one area
e.g. pimple or boil
General Infection - CORRECT ANSWER - An infection that has spread to all parts of the
body
e.g. blood poisoning
Cross Infection - CORRECT ANSWER - The transfer of infection from one individual to
another by direct contact or shared utensils (indirect)
Immunity - CORRECT ANSWER - Protection against certain types of invading bacteria
or toxic substances once they have entered the body.
It involves the ability to recognise, memorise and respond. It can be inborn or acquired.
Natural Immunity - CORRECT ANSWER - Natural exposure to disease forming
organisms that the body fights off and produces antibodies to prevent reinfection.
Artificial Immunity - CORRECT ANSWER - Deliberate exposure through vaccination.
Antibodies are formed and immunity is built up.
,Toxin - CORRECT ANSWER - Poison consisting of complex chemical substances that
enter the blood stream or skin tissue.
Pus - CORRECT ANSWER - Yellowish fluid that oozes from a wound.
It contains blood and body cells and dead/living bacteria.
Aerobic Bacteria - CORRECT ANSWER - Needs oxygen to survive.
Anaerobic Bacteria - CORRECT ANSWER - Does not need oxygen to survive.
Filterable Viruses - CORRECT ANSWER - So small, they can pass through pores of
porcelain filters.
Hygiene - CORRECT ANSWER - Principles of maintaining health.
Sterilisation - CORRECT ANSWER - Process of making an object germ free.
- Killing.
Sterile - CORRECT ANSWER - Free from all micro organisms.
Sterilise - CORRECT ANSWER - Act of making an object germ free.
Sanitation - CORRECT ANSWER - Measures carried to promote public health and
prevent spread of infection.
- Prevents Growth.
,Sanitise - CORRECT ANSWER - To render object clean and sanitary.
Asepsis/Aseptic - CORRECT ANSWER - Condition of being free of all pathogenic
bacteria.
Sepsis/Septic - CORRECT ANSWER - Condition of being infected by pathogenic
bacteria.
Antiseptic - CORRECT ANSWER - Chemical agent that may destroy or retard growth of
bacteria.
Not as strong as disinfectant and can be used on the skin.
Disinfectant - CORRECT ANSWER - Chemical agent that has the power to destroy
bacteria.
Not generally used on the skin.
Disinfect - CORRECT ANSWER - Destroy bacteria on any object.
Fumigant - CORRECT ANSWER - Vapour used to keep sterile objects sanitary, in a
container or drawer.
Bactericide/germicide - CORRECT ANSWER - Chemical agent having the power to
destroy bacteria/germs.
Contagious - CORRECT ANSWER - When a disease is transmitted by direct or indirect
contact.
Wet Sanitiser - CORRECT ANSWER - Where objects are completely immersed in a
disinfectant.
, Before use objects must be washed thoroughly with hot water and detergent then rinsed.
Once removed from a sanitiser they must be rinsed and placed in dry cabinet sanitiser.
Dry Sanitiser - CORRECT ANSWER - Airtight cabinets containing fumigant or UV
radiation, objects must be clean before use.
Antiseptic Ingredients - CORRECT ANSWER - Alcohol
Boric Acid
Iodine
Hydrogen Peroxide
Disinfectant Ingredients - CORRECT ANSWER - QUATS (Quaternary ammonium
compounds).
Formalin.
Formaldehyde.
Alcohol.
Sodium Hypo-Chlorite.
Properties Of A Good Disinfectant - CORRECT ANSWER - Convenient to prepare.
Quick acting.
Practically odourless.
Non corrosive.
Economical.
Non irritating to the skin.
Precautions For Using Antiseptics And Disinfectants - CORRECT ANSWER - Wear
rubber gloves.
Keep containers properly labelled.
Do not breathe in fumes.