Final answer:
For sensory feedback in gait adaptation, vision, proprioception, and vestibular input are essential. These systems work together to provide information about the environment, body position, and balance to adjust walking patterns effectively.
Step-by-step explanation:
Sensory feedback is essential for gait adaptation and involves a complex integration of sensory information. The correct answer to the question is b) Vision, proprioception, vestibular input. These three sensory modalities are vital for a person to maintain balance and make necessary adjustments while walking.
Vision provides the visual information about the environment, which is critical for navigating through space. Proprioception involves the sense of the relative position of body parts and the strength of effort being employed in movement. It helps in understanding where the limbs are in space without having to look at them. The vestibular sense, on the other hand, is key for balance and spatial orientation, because it sends signals primarily from the inner ear to the brain, adjusting the body's sense of equilibrium and motion in response to head movements.
Together, these systems allow for sensory feedback, which is crucial for adjusting gait. For example, the Romberg test is used to assess proprioception and vestibular function by having a patient stand with their feet together and eyes closed, relying on proprioceptive and vestibular inputs to maintain balance.