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What is the role of receptors?

• To convert physical energy into chemical energy

• To convert chemical energy into thermal energy

• To convert physical energy into nervous energy

• To convert electrical energy into nervous energy

The cones

• Present at the periphery of the retina

• Allow to distinguish only shades of gray

• Sensitive to high light intensities

• All of the answers are correct

What is proprioception?

• The unconscious perception of the position and movements of our limbs in space

• An integral part of balance

• Unconscious stabilization

• All of the answers are correct

Regarding the neuromuscular spindle

• The greater the number of spindles, the more the muscle is involved in fine movements

• The muscle spindle stretches with the contraction of the same muscle

• The number of spindles is greater at the ends of the muscle

• All of the answers are correct

The Golgi organs, referred to as "safety" organs

• Inhibit muscle stretch

• Prevent muscle injuries and tearing in case of excessive tension

• All of the answers are correct

The vestibular system is located in:

• The outer ear

• The inner ear

• The middle ear

What are the benefits of proprioception exercises?

• Prevention of joint and ligament injuries

• Improvement of muscular strength

• Improvement of coordination and balance

• None of the answers are correct; proprioception exercises do not exist

• All of the answers are correct

Motor neurons:

• Transmit information from sensory receptors to the central nervous system (CNS)

• Transmit action potentials from the central nervous system (CNS) to the skeletal muscle

• Transmit information from sensory receptors to the peripheral nervous system (PNS)

Who has a force reproducing function

• The intrafusal fibers

• The extrafusal fibers

The intrafusal fibers are innervated by:

• The α

  motor neurons

• The γ

  motor neurons