Physiological Basis of Gait Quiz
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Questions and Answers

What is required for a normal gait?

  • Locomotor function only
  • All of the mentioned functions and systems (correct)
  • Sensory function and sensorimotor integration only
  • Balance and postural reflexes only

Which system provides essential information on the position of the body and its parts?

  • Vestibular system only
  • Proprioceptive system only
  • Afferent nerves from visual, vestibular and proprioceptive systems (correct)
  • Visual system only

Which system may partially compensate for disturbances in proprioception?

  • Motor control system
  • Vestibular system
  • Cardiopulmonary system
  • Visual system (correct)

Which areas are involved in interpreting the information received for walking?

<p>Frontal cortex, basal ganglia, brain stem, and cerebellum (B)</p> Signup and view all the answers

Which descending pathways are included in the efferent system for walking?

<p>Pyramidal tract, peripheral nerves, neuromuscular end plate, and muscles (C)</p> Signup and view all the answers

What can sustain rhythmic gait to some degree in paraplegic patients?

<p>Spinal centers (A)</p> Signup and view all the answers

What brain stem center has a central role in generating automatic walking in primates?

<p>Pedunculopontine nucleus (D)</p> Signup and view all the answers

How is the upright body position related to initiating gait?

<p>Functioning postural reflexes are necessary for initiating gait (C)</p> Signup and view all the answers

What is the role of the musculoskeletal apparatus in normal gait?

<p>It facilitates movement by providing structural support and muscle function. (B)</p> Signup and view all the answers

What is the role of the efferent system in normal gait?

<p>Initiating and sustaining rhythmic gait. (B)</p> Signup and view all the answers

During the gait cycle, which phase constitutes approximately 60% of the cycle?

<p>Stance phase (A)</p> Signup and view all the answers

What is the average preferred walking speed in healthy adults up to the age of 59 years?

<p>1.4 m/s (B)</p> Signup and view all the answers

What is the average cadence in young adults?

<p>120 steps/min (B)</p> Signup and view all the answers

What is the measure of walking base width?

<p>Distance from midpoint to midpoint of both heels (A)</p> Signup and view all the answers

Which stage marks the end of the stance phase during the gait cycle?

<p>'Heel strike' stage (C)</p> Signup and view all the answers

What happens during mid-stance of the gait cycle?

<p>The shoulders and pelvis remain relatively level and each arm swings in the opposite direction. (A)</p> Signup and view all the answers

What is a measure of gait that represents the linear distance covered by one gait cycle?

<p>Stride length (D)</p> Signup and view all the answers

What does aging commonly cause in terms of gait characteristics?

<p>Decrease in step width (A)</p> Signup and view all the answers

What muscle action moves the body’s center of gravity over the weight-bearing leg in walking?

<p>Flexion of the hips and knee (D)</p> Signup and view all the answers

What happens when the heel of the swinging leg is placed on the ground during walking?

<p>Body weight remains on the supporting leg (D)</p> Signup and view all the answers

What event marks the end of the swing phase during walking?

<p>Terminal swing (heel strike) (D)</p> Signup and view all the answers

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