Problem 13f
Mark the following statements as true or false. If a statement is false, correct it to make a true statement.
The spiral organ is located in the scala tympani.
Problem 14
Explain how sounds of different frequencies are detected in the cochlea.
Problem 15
How do the hair cells of the crista ampullaris detect rotation of the head?
Problem 16
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
Problem 17
The spiral organ sits on the ________ membrane, and the stereocilia of the outer hair cells contact the _____ membrane.
Problem 18
Mark True or false
Hair cells in the spiral organ will depolarize or hyperpolarize, depending on the direction in which the stereocilia are bent.
Problem 19
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
Problem 20
In the ampulla of a semicircular duct, the hair cells are located in the_____and their stereocilia and kinocilium are embedded in the______.
Problem 21
Stimuli from the inner ear regarding head movement and position are sent to all of the following except the:
a. Vestibular nuclei
b. Oculomotor nucleus
c. Parietal lobe
d. Cerebellum.
e. Trigeminal nucleus
Ch. 15 The Special Senses