All Bacteria (Positive and Negative) Flashcards
What are the 2 broad classes of gram positive cocci bacteria?
Staphylococci
Streptococci
What test is carried out on staphylococci?
Coagulase test
What is the outcome of positive coagulase on staphylococci?
Staphylococcus aureus
Staphylococci is normal flora where?
Nose and skin
What is the outcome of negative coagulase staphylococci?
Staphylococcus epidermis
Where is staphylococcus epidermis found?
Everywhere on the skin
What are the three haemolysis types off streptococci?
Partial (a-haemolytic)
Complete (b-haemolytic)
Non-haemolytic
What are the two types of a-haemolytic streptococci?
Streptococcus pneumoniae
Viridians Streptococci
What does streptococcus pneumoniae cause?
Commonest cause of pneumonia
Normally infections of the respiratory tract
What are the groups in B-haemolytic split into?
Groups A-D
What bacteria is non-haemolytic streptococci/
Enterococcus faecalis
What does enterococcus faecalis cause?
It is a gut commensal
Causes UTI, VRE
Are gram positive bacilli anaerobic spore forming or non spore forming?
Spore forming
What are the four types of bacteria in gram positive spore forming anaerobic bacteria?
Clostridium difficile
Clostridium Perfinges
Clostridium Botulinum
Clostridium tetani
What are the 4 types of clostridium bacteria?
Clostridium difficile
Clostridium Perfinges
Clostridium Botulinum
Clostridium tetani
What is the gram + spore forming aerobic bacilli bacteria called?
Bacillus species
What are the two types of non spore forming aerobic bacilli (gram +)?
Listeria monocytogenes
Corynebacterium diphtheriae
What does clostridium difficile cause?
Diarrhoea
What does clostridium perfringes cause?
Food poisoning
It is present in normal faeces
What does clostridium botulinum cause?
Causes botulism following the ingestion of contaminated food