Cold
Heat
Choosing Modalities
Ultrasound
E-Stim
100

This method of thermal transfer is used when treating with an ice bag.

What is conduction?

100

Superficial heating modalities are able to penetrate this deep beneath the skin.

What is less than 2cm?

100

This frequency of ultrasound is typically used for more superficial tissues.

What is 3mHz?

100

Ultrasound uses this type of thermal transfer to provide treatment.

What is conversion?

100

This biological tissue is the primary resistor to electrical stimulation.

What is skin?

200

Skin is rewarmed after a cryotherapy treatment by the air, absorbing heat from the underlying tissue, and this.

What is warm blood flow to the area?

200

This method of thermal transfer is used when treating with a warm whirlpool.

What is convection?

200

Acute injuries are a contraindication for this type of thermal modality.

What are heat modalities?

200

This duty cycle is most appropriate for chronic injuries.

What is 100% duty cycle? (continuous)

200
This stimulation level produces a visible muscle contraction without causing pain.

What is motor-level stimulation?

300

This law states that the greater the temperature gradient, the greater the transfer of energy.

What is Fourier Law?

300

This occurs when a body part is heated for too long at too high of an intensity. It is the body's way of sacrificing superficial tissue to save the deeper tissues.

What is rebound vasoconstriction?

300

The primary goal of this type of electrical stimulation is to reduce muscle atrophy and re-educate the muscle.

What is "Russian" stimulation?

300

This term states that the intensity of ultrasonic energy decreases as the distance it travels increases.

What is attenuation?

300

In addition to sensory and motor nerves, this type of tissue can be stimulated by electrical stimulation treatments.

What are muscle fibers?

400

When combined with a standard cold modality, this additional treatment can help to decreased tissue temperature even greater.

What is compression?

400

This is the primary effect on cells when treated with heat modalities.

What is increased metabolic rate?

400

Someone with Raynaud's phenomenon should be avoid using this type of thermal modality.

What are cold modalities?

400

This is the amount of energy that passes through the ultrasound head while performing treatment. It can increase when surface area between the head and skin is decreased.

What is spatial average intensity?

400

A monophasic current produces this type of electrical stimulation?

What is high volt (or DC)?

500

Cryotherapy works on this type of pain control by reducing inflammation and limiting swelling.

What is primary pain control?

500

This can be achieved when a heat modality is immediately followed by tension or stretching.

What is plastic deformation?

500

This type of ice is preferred when creating an ice bag due to it's ability to conform better to body parts.

What is crushed ice?

500

This is the term used to describe the amount of area that energy is able to effectively come out of the ultrasound head. It is approximately half of the transducer head.

What is Effective Radiating Area?

500

This law states that opposite charges attract and like charges repel.

What is Coulumb's Law?

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