Author Question: While jogging barefoot on the beach, Georgio steps on the sharp edge of a broken shell and ... (Read 159 times)

nevelica · **on:** Jun 19, 2018

While jogging barefoot on the beach, Georgio steps on the sharp edge of a broken shell and immediately lifts his foot. What causes Georgio to immediately lift his foot in response to the shell?

a. Sensory neurons relay information directly to the spinal cord and motor neurons in the spinal cord send information to muscles in the foot.
b. Sensory neurons relay information directly to the brain and motor neurons in the brain send information to muscles in the foot.
c. Motor neurons relay information directly to the spinal cord and sensory neurons in the spinal cord send information to muscles in the foot.
d. Motor neurons relay information directly to the brain and sensory neurons in the brain send information to muscles in the foot.

Question 2

What is an accurate statement regarding interneurons found in the central nervous system?

a. They form bridges between sensory and motor neurons.
b. They block motor output to allow for sensory input.
c. They block sensory input to allow for motor output.
d. They act as either sensory or motor neurons.