Unit 301 and Microbiology and pathology Flashcards
Preparing for practice means
Expected level of skills and knowledge of each registrant group upon qualification
Scope of practice
Additional skills after qualification
Who is the regulatory body of the dental profession?
GDC
What act does the duty of care requirement come under?
Health and safety at work act
What is the duty of care?
Responsibility of the employer to ensure all legislations and regulations are followed within the practice.
All staff have a duty of care to their patients
Student professionalism and fitness to practice implies..
Professional behaviour of all students
What are the qualities required to be fit to practice as a GDC registrant?
Personal skills, acceptable attitudes and behaviours, qualifications.
What is a bacteria?
Microscopic single cell organisms that survive as inactive spores when conditions are not favorable for them to grow and reproduce
What is a virus?
ultramicroscopic organisms that live within cells of other organisms
What is fungi?
types of microscopic plant organism that grows across cells and tissues as an extensive branching network of fungal tissue.
What are prions?
type of special infectious protein that is capable of causing disease
Does the micro-organism protozoa cause any diseases within the oral cavity?
No
how do we maintain sterilisation/decontamination with Patients who have CJD (prion)?
single use items
manufacturing stage, industrial sterilisation technique - gamma rays
What is the cocci bacteria?
circular micro-organism
colonies living in clusters are = staphylococci
Living in chains = streptococci
What is the bacilli bacteria?
rod shaped with pointed ends
round ended ones = lactobacilli
What is the spirochaetes bacteria?
spiral shaped - helix
Bacteria survives as what?
spores
What are anaerobic bacteria?
bacteria that exists in areas of low oxygen levels
e.g. deep within carious lesion or a periodontal pocket.
more difficult to reach and remove physically
Why are antibiotics taken?
to fight against infection by bacteria
What are bactericidal agents?
chemicals used to clean externally (disinfectants)
kill bacteria
What are bacteriostatic agents?
chemicals used to clean externally but do not kill bacteria
prevent them reproducing and multiplying
What does a virus exist as within the cells of other organisms?
protein capsule
contains all the chemicals a virus needs to reproduce within the cells of its host.
What does the bacteria streptococcus mutans cause?
dental caries
What does the bacteria lactobacillus cause?
later colonisation of an established carious lesion
deeper the tooth tissues become INFECTED
What does the bacteria actinomyces cause?
periodontal disease
What does the bacteria staphylococci cause?
skin boils and gingival boils, impetigo
What does the bacteria`s bacillus fusiformis and borrelia vincentii cause?
ANUG
Candida albicans is a type of what micro-organism?
Fungi
Denture stomatitis is caused by?
candida albicans
What does hyphae mean?
Fungi grow as an extensive network of branches lying across the body tissues.
What is the correct name for oral thrush?
acute oral candidosis
What is the correct name for denture stomatitis?
chronic oral candidosis
What is angular cheilitis?
candida infection that involves the angles of the mouth
localised area of inflamed and cracked skin which is often crusted over.
What patients tend to suffer with acute oral candidosis?
generally ill, elderly, those with serious diseases e.g. AIDS
course of antibiotics
What does acute oral candidosis look like?
white film with underlying red sore patches
What causes chronic oral candidosis?
poor hygiene with appliance (denture), raised moisture levels beneath the appliance
What virus is linked to oral cancer?
Human papillomavirus HPV
What is the virus that causes chicken pox?
Herpes varicella
What does the epstein barr virus cause?
glandular fever
What virus causes mumps?
paramyxovirus
What are fungal infections treated with?
antifungal agents
systemic tablets, oral gels, oral solutions
What is glossitis inflammation of?
tongue
red and smooth and sore
Who does burning mouth syndrome tend to affect?
elderly women
What disease is associated with coxsackievirus?
hand, foot and mouth disease
What are minor aphthous ulcers?
small, shallow, painful ulcers
heal within 14 days
What are major aphthous ulcers?
large, painful ulcers
take weeks to months to heal
cause scaring
What are herpetiform aphthous ulcers?
very small, multiple ulcers
can occur 100 at a time
Lichen planus is?
rash that can affect different parts of your body and the inside of your mouth.
Are malignant ulcers painful (squamous cell carcinoma)?
NO
do not heal within 2-3 weeks
What is leukoplakia?
a white patch that has no obvious local cause
What is erythroplakia?
a red patch on the oral mucosa
What is a dentigerous cyst?
develops around an impacted or unerupted tooth
What is a periapical cyst?
develops around the tooth apex