Encircle a letter of the most correct response.
Each correct response weighs (01Mark).
Examples of water borne diseases include
Poliomyelitis
Scabies
Eczema
Malaria
trachoma
The four classifications of environment involves
Physical environment
Social economic environment
Political cultural environment
Chemical environment
Human environment
Diseases transmitted by mosquito include?
Ascariasis
Schistisomiasis
Filariasis
Taeniasis
Strongyloidiasis
Principle methods of water testing include
Physical and chemical analysis
Chemical and bacteriological analysis
Physical and biological analysis
Chemical and biological analysis
Bacteriological and physical analysis
Contact based transmission precautions involves
Patient placement and feeding
Patient transport and feeding
Patient placement and patient transport
Gloving and patient cleaning
Patient cleaning and feeding
One of the following is not among the disease transmission cycle
Infectious agent
Susceptible host
Place of exit
Vector
Place of entry
Antiseptics includes
Sodium hypochlorite
Cresol and soap solution
Glutaral
Ethanol
Lysol
Concerning the selection criterion for antiseptics and disinfectants, which one IS NOT
Cost effective
Safe and toxic
Known microbial activity
Stable in contact with organic matter
Easy to procure
One of the following is not among the types of gloves
Surgical gloves
Examination gloves
Utility gloves
Gauntlet gloves
Theatre gloves
Concerning the categories of hospital wastes, which one IS NOT?
Non infectious
Infectious
Highly infectious
Sharps
Poisonous
SECTION B: MULTIPLE TRUE/FALSE QUESTIONS (10 MARKS)
Write the word TRUE for correct response and FALSE for incorrect response in the space provided.
Each correct response weighs (0½ mark).
The following are the diseases transmitted by vectors
FALSE…………………………… snail transmits dysentery
FALSE…………………………… ticks transmits leishmanias
FALSE…………………………… mites transmits relapsing fever
FALSE……………………………mosquito transmits sleeping sickness
FALSE……………………………fleas transmits plague
Concerning the contributing factors for nosocomial infections
FALSE…………………………… uncontaminated IV fluid
TRUE……………………………overuse of broad spectrum antibiotics
FALSE……………………………safe and necessary injections
TRUE……………………………increased use of invasive medical devices
FALSE……………………………decreased number of people in health facility
Concerning antiseptics and disinfectants
FALSE………………………antiseptics are used for treatment of inanimate objects
FALSE……………………………disinfectants are applied to living tissues
FALSE……………………………example of antiseptic is glutaral
FALSE……………………………example of disinfectant is povidone iodine
FALSE………………………both are not effective against disease causing pathogens
Roles of Person Protective Equipment’s are
TRUE……………………………control hazard at the source
TRUE……………………………eliminate hazard from work place
TRUE……………………………isolate hazard from workers
TRUE…………………………additional of safety feature to the existing equipments
TRUE…………facilitate redesigning of work process or purchasing new equipments
SECTION C: MATCHING ITEM (10 MARKS)
Match the vector in COLUMN A that corresponds with an the disease from COLUMN B. Each correct response weighs (01 mark).
COLUMN A:
COLUMN B:
A…………………….. mosquito
B…………………….. tsetsefly
C…………………….. housefly
D……………………..ticks
E……………………..mites
Filariasis
Sleeping sickness
Transmits bacteria from decay matter
Relapsing fever
Leishmania
Cause nuisance
plague
Match the type of vector in column A that corresponds with the disease in COLUMN B. Each correct response weighs (01 mark).
COLUMN A:
COLUMN B:
A…………………..snail
B…………………..rodents
C…………………..fleas
D…………………..bedbug and lice
E…………………..cockroaches
A.Schistosomiasis
B.plague
C.Tungiasis
D.Nuisance
E.Transmit bacteria from human excreta
Leishmania
Relapsing fever
SECTION D: SHORT ANSWER QUESTIONS (40 MARKS)
This section has eight (08) questions
Answer all questions in the blank space provided.
Each question carries 5marks.
What are the four steps of water hydrological cycle
…PRECIPITATION…………………………………………………………
…COLLECTION…………………………………………………………………
…EVAPORATION…………………………………………………………
…CONDENSATION……………………………………………………
Outline the 5 transmission based precautions
PATIENT PLACEMENT………………………………………………………
GLOVING………………………………………………
HAND WASHING………………………………………………………………
PATIENT TRANSPORT……………………………………………
PATIENT CARE EQUIPMENTS……………………………
RESPIRATORY PROTECTION………….
List any 5 components of disease transmission cycle
INFECTIOUS AGENT………………………………………………………
RESERVIOUR………………………………………………………
PLACE OF EXIT……………………………………………………………
MODE OF TRANSMISSION…………………………………………
PLACE OF ENTRY…………………………………………………………
SUSCEPTIBLE HOST…….
What are the sources of hazardous wastes
AGRICULTURAL LAND AND AGRO INDUSTRY PESTCIDES…………
DOMESTIC ACTIVITIES……………………………………
MINES AND MINERALS PROCESSING SITES…………………………
HEALTH CARE FACILITIES………………………………………
COMMERCIAL WASTES……………………………………………………
INSTITUTIONAL HAZARDOUS WASTES……….
Outline the 5 sources of liquid wastes
Domestic activities
Waste water from washings
Bathrooms
Toilets
Animal husbandry
Industrial processes
Manufacturing plants
Processing industries
Water treatment
Sewage works
Commercial undertakings
Hotels
Restaurants
Shops
Guesthouses
Tearooms
Markets
Supermarkets
Other business premises
Health care activities
Hospitals
Health centres
Dispensaries
What are the dangers of indiscriminate disposal of sewage
Reduction of dissolved oxygen level
The river becomes aesthetically unattractive
Spread faecal/water borne diseases
Lose of amenities
Reduction of self-purification of the receiving river
Destruction of aquatic life
With examples, write the modes of disease transmission
Contact eg hemorrhagic fever, HIV…………………………………………
Droplet eg influenza, rubela……………………………………………
Airborne eg chicken pox, measles…………………………………
Vector eg malaria, yellow fever, filariasis……………………………………
Feacal oral eg poliomyelitis, and worms……………………………
What are the 4 categories of hospital wastes
Infectious wastes…………………………………………
Non infectious wastes……………………………………………………………
Highly infectiou wastes………………………………………………
sharps…………………………………………………………
SECTION E: ESSAY QUESTIONS (30 MARKS)
Instructions;
This section has two (2) questions each carries 15 marks.
Answer all questions.
Each question should not exceed two (2) pages to be written on a separate page
Write an essay on the control measures of the following vectors of medical importance
Rodent
Mosquito
Snail
As a medical personnel attending an HIV client on CTC accidentally you have acquired a needle prick injury while attending the client. What are steps to be followed prior to PEP adminitration
