10 MCQs on Biomechanics (Part-V)

In this article we will solve 10 MCQs on Biomechanics (Part-V). So, let’s get started.

Questions and Answers (Correct answer in bold)

1. A respiratory examination is performed on a patient with tetraplegia with the following results: the patient attains 70% of standard vital capacity, he is able to verbalize 8 syllables per breath, and is able to mobilize and clear secretion from his lungs. Which level of injury does this best describe?

a. C2-C3

b. C4-C5

c. C7-C8

d. T2-T3

2. A therapist utilizes resistive testing as part of an initial examination. To assess the C5 myotome the therapist should resist:

a. radial deviation

b. elbow extension

c. shoulder abduction

d. thumb extension

3. A therapist develops a chart detailing expected functional outcomes for a variety of spinal cord injuries. Which is the highest spinal level at which independent transfers with sliding board would be feasible?

a. C4

b. C6

c. T1

d. T3

4. A patient with complete C5 tetraplegia works on a forward raise for pressure relief with his therapist. The patient utilizes loops that are attached to the back of the wheelchair to assist with successful with the forward raise:

a. brachioradialis, brachialis

b. rhomboids, levator scapulae

c. biceps, deltoids

d. triceps, flexor digitorum

5. A therapist treats a patient with complete C6 tetraplegia. Which of the following would not be an expected functional outcome for the patient?

a. independent transfers with a sliding board

b. independent bowel and bladder care

c. independent manual wheelchair propulsion

d. independent self-feeding

6. Which statement best describes the realistic functional status of a patient with C4 tetraplegia after completing rehabilitation?

a. able to ambulate independently

b. independent in all activities of daily living

c. able to propel a manual wheelchair independently

d. able to operate a power wheelchair

7. A patient reports pain radiating down her posterior leg into the foot. She also exhibits weakness in plantar flexion and an absent Achilles reflex. Which spinal level would you expect to be involved?

a. L2

b. L3

c. L5

d. S2

8. A therapist completes a sensory examination on a patient diagnosed with an incomplete spinal cord injury. To assess the C5 dermatome the therapy should examine the:

a. neck

b. superior portion of the chest above axilla

c. thumb and index finger

d. deltoid area of the lateral arm

9. A therapist orders of wheelchair for a patient in a rehabilitation hospital. Which of the following patients would be most in need of a wheelchair with handrim projections?

a. a patient with C3 spinal cord injury

b. a patient with C5 spinal cord injury

c. a patient with hemiparesis

d. a patient with cauda equina lesion

10. A therapist an inservice to the rehabilitation staff on the anatomy of the spine. As part of the presentation the therapist discusses the role of each of the ligaments of the spine. Which ligament of the spine acts to prevent hyperextension?

a. ligamentum flavum

b. interspinous ligament

c. anterior longitudinal ligament

d. posterior longitudinal ligament

(Note: Correct answer in bold)

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