Quiz motor learning 2

Which of the following definitions best describes perception?

• Detection of sensory stimuli from different sensory channels.

• Detection of sensory stimuli from the eyes.

• Collection and processing of sensory information from different sensory channels.

• Detection of sensory stimuli without processing.

Which of the following functions is not a function of myelin?

• Protection of the axon.

• Act as an electrical insulator between axons.

• Increase the speed of action potential propagation.

• Transmit electrical signals.

What is the main function of the rods?

• Detect color vision at night.

• Detect high light intensities for spatial acuity.

• Detect low light intensities for night vision.

• Control the amount of light entering the eye.

Nociceptors are receptors that can respond to which of the following stimuli?

• Shocks.

• Intense heat (above 45°C).

• Irritating chemical substances.

• All of the above.

If a trampoline athlete who is in the air (not touching the mat) wants to orient themselves while performing one or more head rotations, what type of receptors do they use?

• Articular receptors.

• Vestibular receptors.

• Cutaneous receptors.

• Muscle receptors.

The nervous system is composed of:

• Neurons and glial cells.

• Neurons and muscle cells.

• Neurons and blood cells.

• All of the above.

Concerning the spinal cord:

• a. The gray matter is located inside in the shape of the letter H

• b. The white matter is located inside in the shape of the letter H

• c. The white matter is located inside in the shape of the letter A

• d. None of the above

What effect does the sympathetic nervous system have on non-urgent functions during a stressful sports situation?

• It improves them.

• It has no effect on them.

• It inhibits them.

• It slows down their processes.

The vestibular system, which is responsible for maintaining body balance, is located in:

• The eyes

• The inner ear

• The muscles

• The internal organs

Which of the following areas is more sensitive to pain?

• The thigh.

• The tip of the nose.

• The cornea of the eye.

• The sole of the foot.