14226775
Descripción
Test por Med Student , actualizado hace más de 1 año
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Creado por Med Student
hace más de 6 años
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Pregunta 1
Pregunta
What investigations are necessary for workers in eating places?
Respuesta
-
microbiological
-
parasitological
Pregunta 2
Pregunta
Ventilation is necessary in the warm kitchen
Respuesta
- True
- False
Pregunta 3
Pregunta
Before utilisation the raw eggs are treated with
Respuesta
-
Nessler reagent
-
Sodium bicarbonate and chloric substances
Pregunta 4
Pregunta
Storage of some egg-containing meals is forbidden
Respuesta
- True
- False
Pregunta 5
Pregunta
The workers in the eating places have personal healthy books
Respuesta
- True
- False
Pregunta 6
Pregunta
Indicate the exact definition of efficiency
Respuesta
-
ability to perform useful work
-
ability to perform work at all, after short training
-
ability to perform work with a certain power and quality for a given time
Pregunta 7
Pregunta
Tremometriya is a method for investigating:
Respuesta
-
the accuracy and coordination of movements
-
speed
-
time of reaction
Pregunta 8
Pregunta
The stability of clear vision is one of the indicators of visual fatigue:
Respuesta
- True
- False
Pregunta 9
Pregunta
Prevention of fatigue is provided through:
Respuesta
-
rational organisation of labor, physiological working postures and movements
-
exercises and drills
-
rational organisation of work and rest
Pregunta 10
Pregunta
Indicate what efficiency depends on:
Respuesta
-
physical and mental development of the person
-
sex and age
-
experience, habits and skills
-
physical endurance
-
health
Pregunta 11
Pregunta
When does the over-fatigue occur?
Respuesta
-
after poisoning the body with kenotoxins
-
after reducing the body’s energy reserves
-
after systematically starting work in residual fatigue
Pregunta 12
Pregunta
Do the signs of over fatigue disappear after the daily rest(dream)?
Respuesta
- True
- False
Pregunta 13
Pregunta
Which of these production criteria can report the occurrence of fatigue?
Respuesta
-
increase of accidents
-
increase of absences from work
-
reduction of labor activity (low efficiency)
Pregunta 14
Pregunta
Which tones of hearing sensitivity are reduced to first by intense noise exposition
Respuesta
-
high tones
-
medium tones
-
low tones
Pregunta 15
Pregunta
Which physical parameters does the harmful effect of noise depend on?
Respuesta
-
intensity
-
speed
-
frequency
Pregunta 16
Pregunta
Indicate the exact characteristics of noise:
Respuesta
-
noise is any unwanted sound that adversely affects the human body
-
mechanical fluctuations With frequency 16-20 000 Hz
-
chaotic mix of sounds with varying frequency and intensity
Pregunta 17
Pregunta
According to the change of intensity in time the noise can be
Respuesta
-
permanent and impermanent (stable and unstable)
-
broadband and tonal
Pregunta 18
Pregunta
The most commonly used device to measure sound pressure is the sound-level meter:
Respuesta
- True
- False
Pregunta 19
Pregunta
According to the contact between human body and vibrating source, vibrations are:
Respuesta
-
horizontal, vertical
-
general, local, mixed
-
regular, impulse
Pregunta 20
Pregunta
Which of the hazards create the biggest professional risk in the textile industry?
Respuesta
-
Vibrations
-
Noise
-
Supersound
Pregunta 21
Pregunta
Determination of acetyl cholinesterase level is a medical test for evaluation of the effect of:
Respuesta
-
carbamate and organophosphorous pesticides exposure
-
thiocarbamate pesticides exposure
-
chloronitrophenol derivative exposure
Pregunta 22
Pregunta
Pesticides from class “I B Highly hazardous” have LD50 for the rat (oral):
Respuesta
-
5 mg/kg BW (body weight) or less
-
5 - 50 mg/kg BW
-
50 - 500 mg/kg BW
Pregunta 23
Pregunta
Pesticides from class “II Moderately hazardous” LD50 for the rat (oral)
Respuesta
-
5 mg/kg BW (body weight) or less
-
5 - 50 mg/kg BW
-
50 - 500 mg/kg BW
Pregunta 24
Pregunta
Pesticides from class “III Slightly hazardous have LD50 for the rat (oral):
Respuesta
-
5 - 50 mg/kg BW
-
50 - 500 mg/kg BW
-
over 500 mg/kg BW
Pregunta 25
Pregunta
The types of personal protective equipment (PPE) required vary according to the toxicity of the pesticides:
Respuesta
- True
- False
Pregunta 26
Pregunta
There are the following major classifications of pesticides, the use of which depends on the intended application:
Respuesta
-
classification by usage
-
classification by chemical type
-
classification by hazard
Pregunta 27
Pregunta
What are anthropometric measurements?
Respuesta
-
height, weight, circumferences of the chest and head
-
assessment of the scoliosis
-
physical capacity
Pregunta 28
Pregunta
How often the children from 7 to 18 years have doctor examination?
Respuesta
-
Once a year
-
Once a month
-
Twice a year
Pregunta 29
Pregunta
The physiological basis of the daily regiment of the school children is the working dynamic stereotype
Respuesta
- True
- False
Pregunta 30
Pregunta
What does the medical examination (check-up) of the children include?
Respuesta
-
microbiological indices
-
anthropometric measurements
-
assessment of mental development
-
study of physical capacity
-
study of blood and urine
-
examination for intestinal parasites
-
doctor’s examination
-
dental examination
Pregunta 31
Pregunta
Which are the indicators for assessment of physical capacity?
Respuesta
-
muscle strength of the left and the right flexors of the fingers
-
anthropometric measurements
Pregunta 32
Pregunta
How many degrees include the clinical examination of the size of increased thyroid gland?
Respuesta
-
three
-
two
-
five
Pregunta 33
Pregunta
Is it necessary to carry out medical examination (check-up) of the children?
Respuesta
- True
- False
Pregunta 34
Pregunta
Which are the basic principles of the physical inurement?
Respuesta
-
gradualness
-
orderliness
-
individual approach
-
variety of inurement factors
Pregunta 35
Pregunta
The main hygienic requirement in construction of kindergartens is
Respuesta
-
as the principle of group isolatlon of the children
-
the principle of common child care
-
the principle of health status of the children
Pregunta 36
Pregunta
For the students from primary clam must be and:
Respuesta
-
single-seated desks
-
two-seated desks
Pregunta 37
Pregunta
The basic parts of the school desk are:
Respuesta
-
differentiation
-
ischial distance
-
depth and height of the seat
-
back distance
Pregunta 38
Pregunta
Indicate the diseases with social importance during the school years:
Respuesta
-
obesity
-
allergic diseases
-
arterial hypertension
-
diabetes mellitus
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