Complete the sentence with the best term. Please note that if your answer is not spelled correctly, the program will note it as incorrect.
The two otolith organs are the utricle and the __________________.
The two otolith organs are the _______________ and the saccule.
The ____________________ is the otolith organ that is oriented in the horizontal plane.
The ____________________ is the otolith organ that is oriented in the vertical plane.
The fluid found in the membranous labyrinth is called _________________________.
The fluid surrounding the semicircular canals is called ___________________________.
The utricle and saccule respond to __________________ acceleration.
The semicircular canals respond to _________________ acceleration.
Information from the vestibular apparatus form part of cranial nerve _________.
Endolymph has a high concentration of the ion _____________________.
Endolymph has a low concentration of the ion _________________.
The _____________ is an expanded region in the semicircular canals that contain sense organ which respond to rotational motion.
Stereocilia of hair cells in the ampulla are embedded in a gelatinous material called the ______________________.
The tallest stereocilia is called the ____________________.
Bending of the stereocilia towards the tallest stereocilium produces membrane ___________________.
Bending of the stereocilia away from the tallest stereocilium produces membrane ___________________.
Mechanically gated ______________ channels in the hair cells open when the sterocilia bend towards the kinocilium.
_____________________ gated potassium channels in the hair cells open when the sterocilia bend towards the kinocilium.
Hair cells in the horizontal canals are oriented towards the ______________________.
Hair cells in the anterior and posterior semicircular canals are oriented away from the _____________.
The sensory epithelium of the utricle and the saccule is called the ________________.
The calcium carbonate crystals of the utricle and saccule are called the ________________.
In the utricle, the kinocilium point toward a curved ridge called the _____________.
In the ________________ the kinocilia point towards the striola.
In the ________________ the kinocilia point away from the striola.
Cell bodies of the afferent fibers of the vestibular system lie within the ________________ ganglion.
The superior and medial vestibular nuclei project through the medial longitudinal fasciculus to the ______________ nuclei.
The superior and medial vestibular nuclei project through the ____________________________________ to the occulomotor nuclei.
____________________ reflexes activate neck muscles to oppose head movements during postural disturbances.
____________________ reflexes contract limb muscles for support and prepare a subject for landing during falls.
The _____________________________ reflex stabilizes the visual image during head movement.
With head movement to the left, inertia of the endolymph in the horizontal vestibular canals causes ______________ firing of the left vestibular afferent.
With head movement to the left, inertia of the endolymph in the horizontal vestibular canals causes ______________ firing of the right vestibular afferent.
In the vestibulo-ocular reflex, head movement to the left will cause eye movement to the ___________.
With head movement to the left, the _____________ abducens nuclues will be excited.