Quiz #9

Question 1

What is transduction in the context of sensation and perception?

Answer 1

Turning energy into a neural signal that the nerves system understands. Different type of cells react to different types of stimuli, creating a signal which is processed by the CNS, in us experiencing a sensation.

Question 2

What would happen if someone’s auditory receptors were connected to her/his visual cortex?

Answer 2

They would see sounds.

Question 3

Name two mechanisms that facilitate the sensitivity of sensory receptors to change?

Answer 3

Antagonistic receptive fields and adaptation.

Question 4

True or false: All movement is activated by the brain?

Answer 4

False

Question 5

What is the point (or consequence) of having different types of somatosensory (tactile) receptors?

Answer 5

They each have separate roles to produce the richness of a touch.

Question 6

True or false: The somatosensory cortex is “somatotopically” organized?

Answer 6

True

Question 7

What is the physiological activity that EMG measures?

Answer 7

Muscle action potential.