Browse all practice questions for the Introduction to Physical Agents for Physical Therapist Assistant (PTA) Practice Test. Search by topic, open any question and review its full explanation, then test yourself in the practice quiz.

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  • Which is an aspect of central sensitization?
  • Which of the following is NOT a major purpose of the proliferative phase?
  • What term describes the transfer of heat to or from the body?
  • Which of the following lists the five pain characteristics? (new option)
  • TENS is primarily used for which purpose?
  • Which statement describes the response to cartilage injuries?
  • Which of the following is NOT a cardinal sign of inflammation?
  • Which fiber type transmits fast, sharp pain?
  • Non-thermal ultrasound effects include:
  • What is the general purpose of hydrotherapy in PTA practice?
  • What are the primary physiological effects of superficial heat therapy?
  • What is the typical force range for cervical traction initially?
  • Which of the following is a contraindication to therapeutic ultrasound?
  • Which of the following is considered an adverse effect of cryotherapy?
  • Which of the following are indications for spinal traction?
  • Epithelialization during the proliferation phase is described as:
  • Healing can be enhanced with what intervention?
  • Which of the following is a pain scale used to measure pain intensity?
  • List two contraindications to thermotherapy.
  • Which outcome is commonly associated with injury to a synovial sheath of a tendon?
  • Which of the following is a potential adverse effect of thermotherapy?
  • What does ERA stand for in ultrasound therapy?
  • Which safety checks should be performed prior to applying any modality?
  • Iontophoresis involves what type of drug movement through the skin?
  • Which are common contraindications to diathermy?
  • Chronic inflammation results in which of the following?
  • How can a modality be modified for an older adult?
  • Chronic inflammation is caused by which condition?
  • What two outcomes does sensory testing reduce in physical therapy practice?
  • Which of the following lists the five pain characteristics?
  • A common indication for thermotherapy is:
  • A-beta fibers convey non-nociceptive input such as vibration and stretch. Which option correctly describes this?
  • What is the typical depth reached by superficial cryotherapy?
  • Which of the following is NOT an effect of PAM?
  • What is traction used for in physical therapy?
  • Which statement is NOT true about conduction?
  • Which of the following is a common indication for cryotherapy in physical therapy?
  • Peripheral sensitization occurs when persistent noxious stimuli result in which of the following?
  • Which of the following is a contraindication to electrical stimulation?
  • Iontophoresis is used to deliver which type of medications through the skin?
  • In the absence of other skilled therapeutic or educational interventions, should physical agents be considered part of physical therapy?
  • What is the role of dosage and intensity in modality effectiveness?
  • Which phase follows inflammation and focuses on tissue proliferation and formation of new tissue?
  • Which statement correctly differentiates hydrotherapy from aquatic therapy?
  • Which of the following is NOT part of sensory testing for heat/cold modality?
  • How should electrode placement for NMES or TENS be performed to maximize safety and effectiveness?
  • Which of the following is NOT an adverse effect of thermotherapy?
  • Temporal changes in pain refer to changes over what?
  • In the context of pain assessment, which term describes how pain is distributed across the body?
  • How long is a typical session with a warm moist heat pack?
  • What should you inspect before applying any electrical modality?
  • Which depth is considered superficial thermotherapy?
  • During the proliferation phase, fibroblasts primarily produce which type of collagen?
  • The resulting scar of the maturation phase is how strong compared to the original?
  • Which statement best describes the cellular response to inflammation?
  • Nociception refers to neural encoding of noxious stimulation. Which option is correct?
  • What are safe practices when using therapeutic ultrasound near metal implants?
  • Superficial thermotherapy is defined as a therapeutic application of heat less than an inch deep. What are the four primary effects?
  • Which of the following is a contraindication for cryotherapy?
  • What are the basic ultrasound parameters a PTA must know?
  • Which of the following is a precaution when applying cryotherapy?
  • Ligament tissue is how much weaker after injury?
  • Which statement describes the clinical indications for thermotherapy?
  • Which of the following is NOT part of sensory testing for light touch?
  • How does ultrasound produce thermal vs non-thermal effects?
  • Which of the following is a contraindication/precaution for physical agents due to implanted electronics?
  • Conduction involves energy exchange with direct contact of two materials of different temperatures. What additional effect is associated with high thermal conductivity materials?
  • Which of the following is a contraindication to traction?
  • What is the recommended technique for ice massage?
  • How long does the proliferation phase of wound healing typically last?
  • What is a key consideration to avoid burns when using ultraviolet therapy?
  • Which systems are affected by superficial cryotherapy?
  • Which are the overlapping phases of healing?
  • What does it mean to validate tolerance when using electrical stimulation?
  • What is the difference between a contraindication and a precaution?
  • A common contraindication to electrical stimulation includes which of the following?
  • Which option is NOT one of the five modes of thermal agents?
  • The inflammation phase begins when normal physiology of tissue is altered by disease/trauma.
  • What is the purpose of body diagrams in pain assessment?
  • Which of the following is NOT a typical use of laser therapy?
  • Shortwave and microwave refer to which therapy form?
  • In tendon healing, which event occurs in the first 4 days?
  • Which statement best describes how ultrasound duration should relate to tissue depth?
  • Which of the following is an adverse effect to monitor during therapeutic ultrasound?
  • In maturation, collagen remodeling involves which process?
  • Which statement explains why cartilage healing is limited?
  • What is ultraviolet therapy used for in physical therapy, and what is important about its dosing?
  • Which statement best describes continuous ultrasound?
  • What drives wound contraction during the proliferation phase?
  • Which statement is true about radiation in thermal therapy?
  • Which of the following are the three types of physical agent modalities?
  • Which of the following is a contraindication to thermotherapy?
  • Which pain scale uses facial expressions to help indicate pain intensity?
  • Which documentation item records the region targeted during a modality session?
  • Nociception refers to neural encoding of noxious stimulation. Which option correctly describes nociception?
  • What is infrared therapy and when is it used?
  • Before applying electrical modalities, which item is NOT typically assessed?
  • Pain is not always a reliable indicator of what?
  • Which factor necessitates close monitoring for safety during modalities in older adults?
  • What term describes energy and materials applied to patients to assist in their rehabilitation?
  • In ultrasound terminology, ERA stands for:
  • What waveform and parameters are typical for NMES in strengthening?
  • Which statement is true about paraffin therapy technique?
  • Which item is NOT typically recorded when documenting ultrasound dosage?
  • Endogenous opioid theory posits what action?
  • Which dimension of pain describes how the patient feels emotionally about pain?
  • Nociceptors are activated by which stimuli?
  • What is the standard ultrasound duration for small treatment areas?
  • During remodeling, how does collagen change to increase tissue strength?
  • Which sequence describes the vascular response during inflammation?
  • Which fibre type’s pain is not blocked by opioids?
  • Which of the following is an adverse effect of cryotherapy?
  • Which guideline helps ensure safe and effective NMES/TENS electrode placement?
  • During tendon healing, how does new collagen align during remodeling?
  • Chronic pain is generally defined as pain lasting how long or more?
  • Which of the following is NOT a documented component for superficial cold/hot modalities?
  • Which of the following is NOT an adverse effect commonly associated with cryotherapy?
  • During tendon healing, when does collagen synthesis begin?
  • Which pain assessment component includes how pain affects mood?
  • Chemotaxis is the ability of what to do?
  • Which of the following is NOT an effect of PAM?
  • Laser therapy is typically used to treat which musculoskeletal conditions?
  • What is recommended when applying hot packs?
  • The RICE principle is used in the initial management of acute injuries and stands for which of the following?
  • Which of the following is a component used to assess pain?
  • During ultrasound therapy, why should direct treatment over metal implants be avoided?
  • What is the importance of ongoing patient monitoring during modality application?
  • Which of the following is a general contraindication for physical agents?
  • What is the general sequence for incorporating modalities into a treatment session?
  • Which of the following is NOT a major purpose of the inflammatory phase?
  • Which statement best describes gate control theory of pain?
  • Which statement best captures central sensitization?
  • Which of the following is an indication for cryotherapy?
  • Which safety practice is most appropriate when using electrical stimulation with a patient who has sensory impairment?
  • Acute pain lasts less than how many days?
  • Which statement about convection is NOT true?
  • Which thermal mode involves a phase change to transfer heat without direct contact?
  • Which paraffin therapy step is correctly described?
  • In ultrasound therapy, ERA helps determine which aspects of treatment planning?
  • What are the primary physiological effects of cryotherapy on soft tissue?
  • What is the purpose of using pulsed ultrasound (non-thermal effects)?
  • What is a typical treatment duration for therapeutic ultrasound for small versus large areas?
  • Which statement is NOT a documentation component for superficial cold/hot modalities?
  • What adjustment should be made when applying cryotherapy over a bandage or cast?
  • What is the first step described in the four steps of the inflammatory response?
  • Which documentation item records the treatment duration and parameters?
  • Which scenario would best indicate using cervical traction?
  • Which cell type is most associated with chronic inflammation leading to tissue remodeling?
  • In the SOAP notes, which component specifies the continuation or modification of treatment?
  • Epithelialization during the proliferative phase occurs when?
  • Which statement about conversion as a thermal mode is true?
  • In the typical treatment-session sequence, what is the step immediately after performing exercise or manual therapy?
  • Which statement is NOT an appropriate patient education point for heat application?
  • How long is a typical cold pack treatment?
  • When determining the dosage for cryotherapy or thermotherapy, which factors should be considered?
  • During remodeling, which change increases tissue strength?
  • Which factor is a determinant of healing in musculoskeletal tissues?
  • Cryotherapy after injury is used for which purpose?
  • Why is patient education important before using modalities?
  • Which statement best defines evaporation?
  • What is the typical force range for lumbar traction?
  • In the hemostatic response of inflammation, which component provides tensile strength by forming a clot and fibrin lattice?
  • Which statement best describes radiation as a mode of heat transfer?
  • Which statement describes NOT a possible outcome of the healing phases?
  • Open wounds with infection are contraindications to which therapy?
  • When does maturation/remodeling last?
  • What is NMES used for?
  • In bone healing, which stage follows the inflammation phase?
  • During maturation/remodeling, how is collagen organization in scar tissue affected?
  • Why is cartilage healing limited?
  • Which evaluation data should guide modality selection?
  • What is a semantic differential scale used for?
  • Which condition requires caution when applying cryotherapy?
  • Which is a cardinal sign of inflammation?
  • Elastin presence in scar tissue is described as which of the following?
  • In injuries to cartilage and subchondral bone, which sequence occurs?
  • Which statement best describes the location and activation of nociceptors?
  • Which statement about a cold compression unit is true?
  • Which documentation item describes the type of cooling/heating agent used?
  • Which statement best describes C fiber mediated pain?
  • Where is the first site in the central nervous system where pain signals are integrated?
  • Lumbar traction force may be up to approximately what percent of body weight?
  • A-delta fibers are associated with which trait?
  • During sensory testing for light touch, which statement is true?
  • Which sensations should be reported by a patient during cold application?
  • Which is one of the four steps of critical thinking for PAM?
  • Which statement about continuous ultrasound is true?
  • Which statement correctly describes acute inflammation characteristics as described in the material?
  • A typical contraindication to hydrotherapy/whirlpool?
  • What is the recommended duration for a cold pack application?
  • Activation of the complement system causes which effects?
  • In the SOAP format for daily treatment notes, which component corresponds to the pre-treatment status and interventions?
  • Name two major contraindications to cryotherapy.
  • Which of the following is NOT an indication for spinal traction?
  • What is the purpose of inflammation?
  • Which patient factors influence modality choice and dosing?
  • Healing of ligaments is similar to healing of which tissue?
  • What happens during the maturation/remodeling phase?
  • Which statement accurately describes ultrasound non-thermal effects?
  • What do monocytes do after leaving capillaries and entering tissues?
  • When documenting ultrasound dosage, which items should be recorded?
  • How does skeletal muscle heal when mature muscle cells cannot proliferate?
  • What is the purpose of documentation when using a modality?
  • Diathermy is best described as:
  • C fiber mediated pain is commonly associated with which autonomic signs?
  • Which describes granulation tissue formation in the proliferation phase?
  • The immune response in inflammation is mediated by which factors?
  • Neovascularization during the proliferation phase is best described as:
  • Which sequence lists the four stages of bone healing?
  • When applying a vapocoolant spray, how should the spray be applied?
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