Exam 6: The Sensorimotor System

In the mirror treatment of phantom limb pain, the visual illusion

Provide a precise anatomical description of the major sensory projections from the periphery to the brain.

Which statement about the primary motor cortex (M1) is true?

Golgi tendon organs are to _______ as muscle spindles are to _______.

Discuss the functional and anatomical distinctions between primary and nonprimary motor cortex.

Name four sensory receptors found in the skin and identify the stimuli to which each is sensitive.

What are mirror neurons, and why do researchers find them so interesting?

Which molecule is involved in pain pathways in the spinal cord?

The painful sensations induced by capsaicin are mediated by _______ receptors.

Some species of snakes are sensitive to

The brain recognizes action potentials from different sensory modalities as separate and distinct because

Just prior to voluntarily moving of the arms, for example, to pull a lever, a person will adjust their _______. This is an example of _______.

A neuron that fires shortly before an individual makes a specific movement and when they see another individual make the same movement is called a _______.

Which statement about the use of morphine to relieve surgical pain is true?

Thin, unmyelinated _______ fibers conduct pain information via the anterolateral system slowly.

Nervous system motor plans must balance a trade-off between

Motor neurons are referred to as the "final common pathway" because they are the

Describe the receptive field of a somatosensory neuron. What happens when the patch of skin it innervates is stimulated?

The adaptive significance of _______ pain receptors is to prevent ongoing injury.

The supplementary motor area and the premotor cortex are areas of