Podcast
Questions and Answers
What is the main function of the utricle?
What is the main function of the utricle?
- Detect angular acceleration
- Detect changes in head position from an upright position (correct)
- Detect changes in head position from a recumbent position
- Detect linear acceleration
What is the function of the dark cells surrounding the utricle and saccule?
What is the function of the dark cells surrounding the utricle and saccule?
- Produce endolymph (correct)
- Detect changes in linear acceleration
- Secrete hormones for balance
- Detect changes in head position
Why do persons or animals without otolith organs or defective otoliths have poorer abilities to sense motion and orientation to gravity?
Why do persons or animals without otolith organs or defective otoliths have poorer abilities to sense motion and orientation to gravity?
- Lack of hair cells in the semicircular canals
- Impaired detection of linear acceleration
- Absence of structures sensitive to gravity (correct)
- Inability to detect angular acceleration
In which direction do the otolith organs, specifically the saccule, detect changes in head position?
In which direction do the otolith organs, specifically the saccule, detect changes in head position?
What stimuli does the utricle primarily detect?
What stimuli does the utricle primarily detect?
How do otolith organs contribute to the detection of movement?
How do otolith organs contribute to the detection of movement?
What is the main function of the utricle and saccule in the context of the otolith organs?
What is the main function of the utricle and saccule in the context of the otolith organs?
Which type of movement would excite hair cells on one side while inhibiting hair cells on the other side?
Which type of movement would excite hair cells on one side while inhibiting hair cells on the other side?
How do head tilts relate to certain accelerations in terms of otolith organs?
How do head tilts relate to certain accelerations in terms of otolith organs?
What is the impact of damage to the vestibular hair cells on vestibular function?
What is the impact of damage to the vestibular hair cells on vestibular function?
Where are the generated potentials transferred from the first neuron in the vestibular pathway?
Where are the generated potentials transferred from the first neuron in the vestibular pathway?
What will impair vestibular function if damaged according to the text?
What will impair vestibular function if damaged according to the text?
What is the main function of the utricle in the vestibular system?
What is the main function of the utricle in the vestibular system?
What is the function of dark cells in the auditory system?
What is the function of dark cells in the auditory system?
Why are otolith organs important in the vestibular system?
Why are otolith organs important in the vestibular system?
In what orientation are the otolith organs positioned in the vestibular system?
In what orientation are the otolith organs positioned in the vestibular system?
What is the primary function of the saccule in the vestibular system?
What is the primary function of the saccule in the vestibular system?
Which statement accurately describes the importance of the otolith organs?
Which statement accurately describes the importance of the otolith organs?
