NPTE Modalities Practice Questions

10 Free NPTE Modalities Practice Questions (2026)

10 NPTE-style modalities practice questions covering therapeutic ultrasound parameters and contraindications, TENS mode selection, NMES, iontophoresis, cryotherapy, superficial heat, mechanical traction, and intermittent pneumatic compression. Multiple-choice format with full rationales. Written and reviewed by a licensed Doctor of Physical Therapy.

How the NPTE tests modalities

Modality questions come in three reliable flavors: PARAMETERS (which settings produce which physiologic effect), SELECTION (which modality and mode match this patient and this healing stage), and — the highest-yield of all — CONTRAINDICATIONS. The contraindication questions usually hide the answer in the patient’s history rather than the wound or joint being treated: the pacemaker, the pregnancy, the malignancy, the impaired sensation. Read the chart in the vignette before you read the modality.

0 of 10 answered
Ultrasound — Mode Selection
Question 1 of 10
A physical therapist plans to use therapeutic ultrasound on a 26-year-old female with an acute lateral ankle sprain, 48 hours post-injury, with the goal of promoting tissue healing WITHOUT increasing tissue temperature. Which of the following parameter selections BEST meets this goal?
Ultrasound — Contraindications
Question 2 of 10
A physical therapist receives four referrals for therapeutic ultrasound. For which of the following patients is ultrasound MOST clearly contraindicated at the proposed treatment site?
TENS — Mode Selection
Question 3 of 10
A 49-year-old male with chronic low back pain wants pain relief that persists for hours AFTER his TENS unit is removed, and reports that conventional high-rate TENS helps only while the unit is on. Which of the following TENS approaches is MOST likely to produce longer-lasting relief, and by what mechanism?
NMES — Strengthening
Question 4 of 10
A physical therapist is setting up neuromuscular electrical stimulation (NMES) for quadriceps strengthening in a 22-year-old female two weeks after ACL reconstruction, targeting her pronounced quadriceps activation deficit. Which of the following setup principles is MOST appropriate?
Iontophoresis
Question 5 of 10
A physician prescribes dexamethasone iontophoresis for a 41-year-old male with lateral epicondylalgia. Dexamethasone in solution carries a NEGATIVE charge. Which of the following correctly describes the required setup?
Cryotherapy — Contraindications
Question 6 of 10
A physical therapist plans cold pack application for a 36-year-old female’s acute wrist tendinopathy. During the history, she mentions that her fingers turn white, then blue, then red with painful throbbing whenever she gets cold — episodes her physician has diagnosed. Which of the following is the MOST appropriate action?
Superficial Heat — Safety
Question 7 of 10
A 67-year-old male with type 2 diabetes and documented moderate peripheral neuropathy of both feet requests a hot pack for aching in his ankle and foot. Monofilament testing on file shows absent protective sensation across the plantar surface and diminished sensation to the mid-calf. Which of the following is the MOST appropriate response?
Cervical Traction — Contraindications
Question 8 of 10
A physician refers a 58-year-old female for mechanical cervical traction for cervical radiculopathy. Her medical history includes long-standing rheumatoid arthritis managed with biologic medication. Which of the following is the MOST appropriate action before initiating traction?
Lumbar Traction — Parameters
Question 9 of 10
A physical therapist is setting up mechanical lumbar traction for a 44-year-old male, with a goal of achieving actual separation of the lumbar vertebral segments. The patient weighs 180 pounds. Which of the following traction forces is MOST consistent with this goal?
Intermittent Pneumatic Compression
Question 10 of 10
A physical therapist is reviewing referrals for intermittent pneumatic compression (IPC) for lower extremity edema management. For which of the following patients is IPC CONTRAINDICATED?
0/10
The contraindication is usually in the history, not the diagnosis
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About This Topic

How Modalities Are Tested on the NPTE

Physical agents and mechanical modalities occupy their own equipment-and-interventions thread of the FSBPT content outline, with safety and contraindication judgment scored across every system. Try our free 20-question timed NPTE practice test, Non-Systems practice questions, or Wound Care practice questions to see how equipment and safety content appears across the exam.

The modality facts the exam tests
Ultrasound — pulsed 20% for non-thermal/acute; continuous for thermal/chronic
Ultrasound sites to avoid — growth plates, pregnant uterus, malignancy, pacemaker, eyes
TENS — conventional/gate control for fast relief; low-rate/opioid for lasting relief
NMES — strong contraction, low on:off ratio early, intact peripheral nerve required
Iontophoresis — direct current; drug under the same-polarity electrode
Cold — contraindicated in Raynaud’s, cold urticaria, regenerating nerves
Heat — contraindicated over impaired sensation and circulation
Cervical traction — instability (RA, Down syndrome) is the leading contraindication
Lumbar traction — roughly 50% body weight for separation, 25% for relaxation
IPC — never over a suspected or untreated DVT; watch arterial status and CHF

A recurring theme deserves naming: several modalities are safe ONLY because the patient’s intact physiology serves as the safety system — sensation for thermal agents, circulation for compression, ligamentous integrity for traction. Every major contraindication list is that dependency written out. When a vignette documents that the safety system is absent, the modality is off the table regardless of how appropriate the diagnosis looks. See our full NPTE exam format breakdown for how these items fit into the 225-question structure.

The pattern to recognize

Modality questions describe contraindications in SYMPTOMS, not names — the tricolor fingers instead of “Raynaud’s,” the RA history instead of “atlantoaxial instability,” the absent monofilament response instead of “insensate.” Translating the description into the named contraindication is the question. And the wrong answers follow one pattern: they try to DOSE the contraindication — extra toweling, half the duration, half the force. A contraindication is not a dosing problem; it is a different-intervention problem.

Cross-Content Reasoning

Where Modalities Connect Across the Exam

Modality contraindications are where this topic meets nearly every other page. The DVT rule connects to the screening content of our Special Tests questions (Wells criteria) and the cardiopulmonary section; the insensate diabetic foot connects to the Other Systems and Wound Care threads; and the RA-instability pairing reuses the same ligamentous logic as the Down syndrome precautions on our Pediatrics page.

The electrotherapy thread runs into the neuromuscular section — NMES for post-stroke activation deficits, FES for foot drop as an orthotic alternative from the P&O page — and the pain-mechanism content behind TENS mode selection is the same gate-control and endogenous-opioid material tested in pain science items. The healing-stage logic behind ultrasound mode selection (acute versus chronic) mirrors the tissue-healing timelines that govern exercise progression across the musculoskeletal section.

And the deepest connection is to the safety-first judgment thread of the non-systems section: a modality question with a contraindication in the history is structurally identical to a lab value question with a critical number in the chart — both test whether you check the patient before applying the plan.

Study tip

Make one card per modality with three fixed rows: parameters (the two or three numbers worth knowing), effects (thermal versus non-thermal, mechanism), and contraindications. Then make one REVERSE card: a list of patient flags — pacemaker, pregnancy, malignancy, impaired sensation, Raynaud’s, DVT, instability — with every modality each flag rules out. The reverse card mirrors how the exam actually asks, and our complete NPTE study guide covers how to fold both into a full study plan.

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