Mcq Flashcards

1
Q

What are the benefits of physical therapy:
a) a multidimensional pattern to human health
b) closer to the nature than other fields of medicine
c) useful in all fields of medicine
d) all of the above

A

all of the above

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2
Q

In which cases could dental physical therapy be helpful:
a) pain
b) loss of function
c) inflammation
d) all of the above

A

all of the above

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3
Q

Which is the most used physical modality in dental practice is:
a) electric currents
b) magnetic field
c) ultrasound
d) lasers

A

electric currents

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4
Q

How could dental physical therapy be used to treat root canal inflammation:
a) as a basic therapy
b) as an additional therapy
c) a+b
d) none of the above

A

a+b

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5
Q

What is the best option for electrophoresis:
a) galvanic current
b) TENS
c) ultrasound
d) diadynamic currents

A

galvanic current

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6
Q

What does the polarity of active electrode, used in general low intensity
electrotherapy depends on:
a) the pathology
b) the treatment goals
c) the charge of ions to be delivered
d) all of the above

A

the treatment goals

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7
Q

What are common contraindications for physical therapy:
a) fever
b) acute infections
c) cancer
d) all of the above

A

all of the above

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8
Q

What is the appropriate dose of electricity applied to the orofacial region:
a) 8-10 mA
b) 10-30 mA
c) 1-2 mA
d) 8-10 µA

A

8-10 mA

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9
Q

What is the optimum duration of electrophoresis:
a) 20 min
b) 5-10 min
c) 60 min
d) 40 min

A

5-10 min

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10
Q

What is the most specific action of ultrasound:
a) antifibrosing
b) spasmolytic
c) analgesic
d) trophic improvement

A

analgesic

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11
Q

What is the ultrasound intensity applied to the orofacial region:
a) 0,2-0,4 W/cm²
b) 1-2 W/cm²
c) 0,2 W/cm²
d) 1,8-2 W/cm²

A

0,2-0,4 W/cm²

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12
Q

What is the intensity of ultrasound for scar tissue treatment, referred to the
face and neck area: ?
a) 0,2 W/cm²
b) 0,2-0,4 W/cm²
c) 1,8-2 W/cm²
d) 1-2 W/cm²

A

1-2 W/cm²

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13
Q

What does phonophoresis allow:
a) all substances delivery
b) only active ions delivery
c) a+b
d) none of the above

A

all substances delivery

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14
Q

1.

Choose the appropriate dose of low level laser therapy for the treatment of
inflammation:
a) 100-200 mW/cm²
b) 50-100 mW/cm²
c) 10-30 mW/cm²
d) 400 mW/cm

A

100-200 mW/cm²

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15
Q

Low level laser therapy (LLLT) is not used to treat:
a) facial palsy
b) trigeminal neuralgia
c) leukoplakia
d) TMD

A

leukoplakia

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16
Q

What is the duration of LLLT is:
a) up to 20 min/daily
b) 30-40 min/daily
c) 5 min/daily
d) 2-5 min/daily

A

up to 20 min/daily

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17
Q

Physical medicine and rehabilitation could be helpful in
a) preventing oral diseases
b) treating oral diseases
c) quality of life improvement
d) a, b, c

A

a, b, c

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18
Q

Patient centered temporomandibular disorders management does not
include:
a) physical modalities;
b) physical exercises;
c) acupuncture
d) surgery

A

acupuncture

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19
Q

In cases of severe temporomandibular dysfunction (manifesting with sharp
pain and limited range of motions), physical therapy should start:
a) from the beginning of symptoms
b) as pharmacological management is completed
c) it is contraindicated
d) none of the above

A

as pharmacological management is completed

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20
Q

What is the limited mouth opening in an example for:
a) an impairment
b) a disability
c) a handicap
d) a+b+c

A

an impairment

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21
Q

What are the therapeutic effects of physical factors:
a) analgesic, anti-inflammatory, trophic improvement
b) mood improvement
c) a+bd) prevention of diseases

A

analgesic, anti-inflammatory, trophic improvement

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22
Q

Physical therapy is also known as:
a) functional treatment
b) physiological treatment
c) treatment by nature
d) all of the above

A

functional treatment

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23
Q

In order to achieve the goals of physical therapy, the optimal choice of
physical modalities is based on:
a) age, sex, constitution, individual response
b) the treatment goals
c) the patient`s attitude towards treatment
d) all of the above

A

all of the above

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24
Q

What are the potential novel drug tested for APDT in dentistry:
а) all of the above
b) methylen blue
c) rose bengal
d) methalphtalozianines

A

all of the above

25
Q

*

What are the purpose for the different shaped tips used in oral APDT:
a) to reduce the light harmful effect on host cells
b) to assure physical contact between the light and the stained bottom
c) to minimize the amount of used photosensitizer
c) none of the above is true

A

to assure physical contact between the light and the stained bottom

26
Q

Why is photodynamic therapy harmful to the host cells:
a) because of the different speed of cell devision of the host cells
b) because they don`t become stained by the photosensitizer(different
photosensitizers are selective for specific bacteria)
c) none of the above
d) because host cells are resistant to laser lethal effect

A

none of the above

27
Q

According to the established protocol, what is the optimal time of applying
the light per canal:
a) 15 sec
b) 120 sec
c) 30 sec
d) 10 sec

A

30 sec

28
Q

Why is there a need to wait at least 30 sec before applying the light in
APDT:
a) to allow the activation of the dye to the residual liquid in the
periodontal pocket and inside the prepared root canal
b) to allow the photosensitizer to stain the biofilm and turn the bacterial
cells into targets
c) none of the above is true
d) there is no need

A

to allow the photosensitizer to stain the biofilm and turn the bacterial
cells into targets

29
Q

The treatment protocol for tooth remineralization usually includes:
a. 2-3 procedures
b. 5 procedures
c. 10 procedures

A

10 procedures

30
Q

Dentinal hypersensitivity can be treated with
a. electrophoresis in combination with phonophoresis - daily
b. electrophoresis or phonophoresis in combination with laster therapy - daily

A

electrophoresis or phonophoresis in combination with laster therapy - daily

31
Q

The intensity low level laser therapy for the treatment of inflammation is
a. 100-200 mW/cm2
b. 50-100 mW/cm2

A

100-200 mW/cm2

32
Q

Phonophoresis means
a. drug delivery by ultrasound
b. drug delivery by galvanic current

A

drug delivery by ultrasound

33
Q

Tooth remineralization via electrophoresis/phonophoresis is
a. more effective than application
b. less effective than application
c. no difference

A

more effective than application

34
Q

Physical medicine and rehabilitation could be helpful in
a. preventing oral diseases
b. treating oral diseases
c. quality of life improvement
d. a,b
e. a,b,c

A

a,b,c

35
Q

In cases of severe temporomandibular dysfuncation (manifesting with sharp pain and limited
range of motion), physical therapy is indicated:
a. from the beginning of symptoms
b. after pharmacological management

A

after pharmacological management

36
Q

Main contraindication for low frequency electrotherapy are (yes/no)
a. pacemaker - yes/no
b. purulent inflammation - yes/no
c. epilepsy - yes/no
d. low tolerance to electricity - yes/no
e. pregnancy - yes/no

A

epilepsy - no
rest-yes

37
Q

Common contraindica7on for physical therapy is not:
a. fever
b. acute infections
c. pacemaker
d. high blood pressure

A

pacemaker

38
Q

Low level laser safety glasses are:
a. not required
b. non-specific for all types of light therpay
c. the same for low and high intensity lasers
d. specific
e. according to wavelength

A

according to wavelength

39
Q

Dentnal hypersensivity cannot be treated with
a. electrophoresis or phonophoresis in combinaton with laser - daily
b. topical applicaton of physical modalites in combinaton with reflexogenic procedures
c. root canal electrophorsis

A

root canal electrophorsis

40
Q

The polarity of actve electrode used in general low intensity electrotherapy depends on:
a. the treatment goals
b. does not maKer
c. the actve ion’s charge
d. the diagnosis

A

the treatment goals

41
Q

the polarity of actve electrodes for electrophoresis depends on:
a. the charge of actve ion
b. does not maKer
c. the type of inflammaton
d. the diagnosis

A

the charge of actve ion

42
Q

What are the main components of the antbacterial photodynamic therapy (APDT)?
a. Laser light, ultrasound and photosensi7zers
b. 648 nm led light, oxygen
c. appropriate wavelength light, photosensitzer and singlet oxygen
d. Oxygen species

A

appropriate wavelength light, photosensitzer and singlet oxygen

43
Q

Choose the right statement
a. APDT is affectve against biofilms in vivo and in vitro
b. APDT is only effectve for short term results and bacterial resistance is stll very likely to develop
c. APDT is sophistcated procedure with limited clinical use in dental practce
d. APDT is not effectve against Enterococcus faecalis

A

APDT is affectve against biofilms in vivo and in vitro

44
Q

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What is the most effectve photosenitzer for the oral pathogens
a. methylene blue
b. psoralen
c. alfa-levulonic acid
d. toluidine blue

A

toluidine blue

45
Q

What are the main characteristcs of the singlet oxygen
a. highly reactive, extremely short period of life, very small diffusion distance
b. highly reactive, extremely long period of life, very small diffusion distance
c. Highly reactive, extremely short period of life, very ling diffusion distance
d. highly reactive, extremely long period of life, very long diffusion distance

A

highly reactive, extremely short period of life, very small diffusion distance

46
Q

Because of the higher reflexion a contact substance (transmission gel or degassed water) is necessary to
be used for the applicaton of…
a. TENS
b. shortwave diathermy
c. galvanizaton
d. ultrasound therapy

A

ultrasound therapy

47
Q

Shortwave diathermy contraindicaton is
a. muscle spasm
b. subacute and chronic inflammatory conditon
c. metal implants -
d. acute and chronic pain

A

metal implants

48
Q

Definiton of lontoforesis is to lead in medical substances, drugs by the means of galvanic current

A

True

49
Q

Electrons move from negatve/cathode to positve pole/anode

A

true

50
Q

Descripton of phonophoresis is to lead in medical substances, drugs by the means of ultrasound

A

true

51
Q

To low frequency current include:
a. TENS
b. D’arsonval current
c. interferental currents
d. microwave diathermy

A

TENS

52
Q

What is not an advantage of using iontophoresis?
a. stronger effect of the medicine in lower concentraton
b. lack of pain, keeping skin integrity, low infecton risk
c. lack of precise dosage of the drug -
d. avoiding damage of GI tract

A

lack of precise dosage of the drug

53
Q

Ultrasound therapy dosage of face and neck

A

0.2 w/cm2

54
Q

Ultrasound therapy dosage of scar tissue

A

1.8-2.0 w/cm2

55
Q

Ultrasound therapy dosage of back

A

0.4 w/cm2

56
Q

Ultrasound therapy dosage of joints except TMJ

A

0.4-0.6 w/cm2

57
Q

Laser therapy output power

A

0.7-1w

58
Q

Phototherapy power output

A

0.3W