Question 1
After an injury, Sameer has difficulty recognizing and interpreting certain sounds. These symptoms imply damage to the
◦ cochlea.
◦ external ear.
◦ middle ear.
◦ auditory cortex.
Question 2
The release of neurotransmitter from a vestibular hair cell at the synapse with a sensory neuron would increase
◦ when the stereocilia of the hair cell are displaced away from the kinocilium.
◦ when the stereocilia of the hair cell are displaced toward the kinocilium.
◦ when the stereocilia are equally displaced to either side of the kinocilium.
◦ in response to any mechanical stimulation of the hair cell.