PHYSMOD: 1st Shifting Flashcards
TRUE OR FALSE: The critical angle of ultrasound application is 30 degrees
False
must be 15 degrees
TRUE OR FALSE: Compared to US, the depth of penetration of acoustic energy in human tissues from shockwave therapy is more superficial
False
TRUE OR FALSE: The pulse duration in shockwave therapy is extremely long to induce physiologic effects
False
TRUE OR FALSE: Acute injuries are treated with shockwave therapy to facilitate healing
False
TRUE OR FALSE: Shockwave therapy causes localized microtrauma
True
TRUE OR FALSE: Application of ultrasound near the ends of long bones among children is discouraged.
True
TRUE OR FALSE: The continuous mode of ultrasound is preferred if the goal of treatment is to decrease pain.
True
TRUE OR FALSE: You will select the pulsed mode if the indication is to accelerate tissue healing.
True
TRUE OR FALSE: The frequency of ultrasound is greater than the frequency audible to the human ear.
True
TRUE OR FALSE: Non-thermal effects can also occur with continuous mode of ultrasound
True
TRUE OR FALSE: The depth of penetration is more superficial when using 1MHz compared with 3MHz
False
TRUE OR FALSE: Shockwave therapy has no thermal effects
True
TRUE OR FALSE: Ultrasound is produced via direct piezoelectric effect
False
TRUE OR FALSE: The speed with which the US transducer is moved between 2 and 8 cm/sec does not alter its effects
True
TRUE OR FALSE: Attenuation of US is greater when using higher ultrasound frequencies
True
TRUE OR FALSE: The plumbium zirconium titanate (PZT) is the most commonly used piezoelectric material because it is least
costly and most efficient
True
TRUE OR FALSE: To achieve the thermal effects of ultrasound, the continuous mode is selected
True
TRUE OR FALSE: Ultrasound generally reaches more deeply and heats smaller areas than superficial heating agents
True
TRUE OR FALSE: If the goal of treatment is to accelerate tissue healing, the continuous mode US is chosen for thermal effects
False
TRUE OR FALSE: Hematoma is usually seen after shockwave therapy
False
TRUE OR FALSE: Ultrasound is not ideal to treat muscles because of its relatively low absorption coefficient
True
TRUE OR FALSE: The final intensity in ultrasound for thermal effects is dependent on the patientβs report of mild warmth
True
TRUE OR FALSE: Reflection of US accounts for about one-half of its attenuation
False
TRUE OR FALSE: The intensity in shockwave therapy is expressed in W/cm2
False
TRUE OR FALSE: The achieved maximum temperature is higher at 1MHz compared to 3MHz
False
TRUE OR FALSE: For phonophoresis, the pulsed mode of ultrasound is used
True
TRUE OR FALSE: Attenuation of ultrasound is greatest in tissues with low collagen content
False
TRUE OR FALSE: Ultrasound is sound with a frequency of at least 20,000 MHz
False
TRUE OR FALSE: Pain signals are being transmitted from the thalamus
going to the substantia gelatinosa
False
TRUE OR FALSE: Gamma rays have higher frequency than X-rays
True
TRUE OR FALSE: Pregnancy is an absolute contraindication for all physical modalities
False
TRUE OR FALSE: Cold-induced vasodilation (CIVD) is the alternating vasoconstriction and vasodilation of the blood vessel when low temperature is applied.
False
TRUE OR FALSE: In controlling inflammation, ice packs should be applied for
maximum of 5 minutes
False
TRUE OR FALSE: Hemorrhage is a relative contraindication for superficial
heating modalities
False
TRUE OR FALSE: The amount of energy reaching the body part being treated by IRR is related to the inverse square of the
distance between the machine and the tissue
True
Cryotherapy __ muscle spasm; thermotherapy __ muscle
spasm
a. Increases; increases
b. Decreases; decreases
c. Increases; decreases
d. Decreases; increases
b. Decreases; decreases
What is the best position for the patient with low back pain when being treated with HMP?
A. Supine
B. Sitting
C. Prone
D. Sidelying
C. Prone
HMP should be stored in the hydrocollator unit with a temperature range of ___
a. 28-35 degrees Celsius
b. 60-70 degrees Celsius
c. 70-75 degrees Celsius
d. 80-100 degrees Celsius
c. 70-75 degrees Celsius
In thermotherapy, how much increase in nerve conduction velocity is observed for every 1 degree Celsius increase in temperature?
2 m/s
TRUE OR FALSE: To increase tissue length is a goal of treatment when using physical agents for tissue healing
False
Formation of new blood vessels during wound healing is observed in which phase?
A. Inflammatory
B. Proliferative
C. Maturation / Remodeling
B. Proliferative
Which of the following is not a mechanical agent?
a. Extracorporeal shockwave therapy (ESWT)
b. Ultrasound
c. Paraffin Wax Bath
d. Hydrotherapy
c. Paraffin Wax Bath
Which cardinal sign of inflammation corresponds to swelling?
a. Rubor
b. Dolor
c. Calor
d. Tumor
e. Functio laesa
d. Tumor
What cardinal sign of inflammation is being described by the phrase/statement: erythrocytes leaving through the injured vessel walls?
a. Rubor
b. Dolor
c. Calor
d. Tumor
e. Functio laesa
a. Rubor
What cardinal sign of inflammation is being described the phrase/statement: primarily/directly influenced by the gate
control theory?
a. Rubor
b. Dolor
c. Calor
d. Tumor
e. Functio laesa
b. Dolor
What cardinal sign of inflammation is being described the phrase/statement: blockage of lymphatic drainage?
a. Rubor
b. Dolor
c. Calor
d. Tumor
e. Functio laesa
d. Tumor
What cardinal sign of inflammation is being described the
phrase/statement: unable to walk due to inflammation?
a. Rubor
b. Dolor
c. Calor
d. Tumor
e. Functio laesa
e. Functio laesa
What phase of wound healing is angiogenesis observed?
A. Inflammatory
B. Proliferative
C. Maturation / Remodeling
B. Proliferative
What phase of wound healing is clot formation primarily observed?
A. Inflammatory
B. Proliferative
C. Maturation / Remodeling
A. Inflammatory
What phase of wound healing do the balance of collagen synthesis and lysis is being observed?
A. Inflammatory
B. Proliferative
C. Maturation / Remodeling
C. Maturation / Remodeling
Ultrasound is an example of mechanical agent. Ultrasound is an example of thermal agent.
A. Only the 1st statement is true
B. Only the 2nd statement is true
C. Both statements are true
D. Both statements are false
C. Both statements are true
ILT provides compressive force. IPC provides compressive force.
A. Only the 1st statement is true
B. Only the 2nd statement is true
C. Both statements are true
D. Both statements are false
B. Only the 2nd statement is true
The mode of heat energy transfer of PWB is conduction. The mode of heat energy transfer of ICT is conduction.
A. Only the 1st statement is true
B. Only the 2nd statement is true
C. Both statements are true
D. Both statements are false
A. Only the 1st statement is true
Pain reduction when using cold packs is explained by the gate control theory. Pain reduction when using hot moist pack is explained by the gate control theory.
A. Only the 1st statement is true
B. Only the 2nd statement is true
C. Both statements are true
D. Both statements are false
C. Both statements are true
PWB allows circumferential heating and is best used for the hand. PWB uses mixture of 6 units of mineral oil and 1 unit of paraffin wax.
A. Only the 1st statement is true
B. Only the 2nd statement is true
C. Both statements are true
D. Both statements are false
A. Only the 1st statement is true
Infrared radiation produces ionizing radiation. Microwave produces non-ionizing radiation.
A. Only the 1st statement is true
B. Only the 2nd statement is true
C. Both statements are true
D. Both statements are false
B. Only the 2nd statement is true
Physical agents are absolutely contraindicated to malignant tissues because it could result to metastasis. Physical agents are absolutely contraindicated to individual with reduced sensation because they will not be able to provide feedback about the treatment.
A. Only the 1st statement is true
B. Only the 2nd statement is true
C. Both statements are true
D. Both statements are false
A. Only the 1st statement is true
Which phase of wound healing is re-epithelialization observed?
A. Inflammatory
B. Proliferative
C. Maturation / Remodeling
B. Proliferative
IRA should be applied at 24 inches to achieve the desired physiological effect. Which radiation law best supports this idea?
a. Law of Grothus Draper
b. Lambertβs Cosine Law
c. Inverse Square Law
d. Arndt-Schultz Principle
e. Bunsen Roscoe Law
c. Inverse Square Law
Which IRR type is therapeutically used and is expected to produce more perspiration?
a. Long IRR
b. Short IRR
b. Short IRR
Which of the following does not increase soft tissue extensibility?
a. Thermotherapy
b. Shortwave diathermy
c. Ultrasound
d. Cold packs
d. Cold packs
Which of the following is a recommended temperature of the hydrocollator tank?
a. 100 degrees Fahrenheit
b. 128 degrees Fahrenheit
c. 167 degrees Fahrenheit
d. 200 degrees Fahrenheit
c. 167 degrees Fahrenheit
Quick icing is used to address flaccid muscles, and this is physiologically explained by?
Increase in alpha motor neuron
About 30 minutes after cryotherapy application, you noticed localized redness on the area where it was applied. What explains this observation?
Later vasodilation
TRUE OR FALSE: The controlled cold compression unit is classified both as a thermal and mechanical agent.
True
One of the indications for the use of cryotherapy is to address the spasticity. A decrease in ____ explains the reduction in spasticity.
Gamma motor neuron
A patient who is wearing a metallic ring on right finger should not be treated by HMP of the right shoulder. HMP should be applied with caution if the patient still presents with edema due to chronic inflammation.
A. Only the 1st statement is true
B. Only the 2nd statement is true
C. Both statements are true
D. Both statements are false
B. Only the 2nd statement is true
TRUE OR FALSE: Reduction of histamine release is a hemodynamic effect of cryotherapy.
True
TRUE OR FALSE: Electrical stimulation and intermittent pneumatic
compression are physical agents used to address edema
True
TRUE OR FALSE: Regarding the gate control theory, the thalamus contains the gate that controls transmission of pain signals
False
TRUE OR FALSE: Radiowaves have longer wavelength and lower
frequency than gamma rays
True
TRUE OR FALSE: Ultrasound is a physical agent that can either be used as continuous or pulsed mode
True
TRUE OR FALSE: This therapeutic modality is an appropriate thermal agent when a patient presents with pain, redness, and swelling of the left wrist:
Ice pack on (L) wrist while elevated over the table x 10 min to decrease inflammation
True
TRUE OR FALSE: Fluidotherapy uses air convection as a mode of
heat transfer
True
TRUE OR FALSE: To increase tissue extensibility is a goal of treatment when using electrical stimulation
False
TRUE OR FALSE: Microwave diathermy is a thermal agent that is also considered as an electromagnetic agent
True