The macula in the utricle detects:


a. rotation of the head to the right.
b. very low-frequency sound waves that we can feel but not hear.
c. tilting of the head to one side.
d. linear acceleration of the head in a vertical plane.

Mark the following statements as true or false. If a statement is false, correct it to make a true statement.

d. The cochlear duct is filled with perilymph.

Mark the following statements as true or false. If a statement is false, correct it to make a true statement.

f. The spiral organ is located in the scala tympani.

Explain how sounds of different frequencies are detected in the cochlea.

How do the hair cells of the crista ampullaris detect rotation of the head?

Fill in the blanks: The spiral organ sits on the________membrane, and the stereocilia of the outer hair cells contact the _____membrane.

True or false: Hair cells in the spiral organ will depolarize or hyperpolarize, depending on the direction in which the stereocilia are bent.

Which of the following is not part of the auditory pathway in the CNS?

a. Superior temporal lobe

b. Superior colliculus

c. Medial geniculate nucleus

d. Nuclei in the pons

e. Cochlear nuclei

Fill in the blanks: In the ampulla of a semicircular duct, the hair cells are located in the_____and their stereocilia and kinocilium are embedded in the______.