Eye muscles
Middle/inner ear structures
Receptor cells and sensory tissues
Miscellaneous vision questions
Miscellaneous hearing & equilibrium questions
100
What is the name of the hole/opening that’s size is controlled by the iris muscles?
Pupil
100
The name of this group of bones.
Ossicles.
100
What is the technical term for ear canal?
External acoustic meatus
100
What provide shape to the eye and support the deeper structures?
fibrous tunic
100
What structure in the inner ear involves hearing?
Cochlea
200
What results from the ciliary muscle contracting/relaxing?
Changes the shape of the lens
200
What are the names of the two inner ear membranes?
Oval window
Round window
200
The name of the "hairs" that bend to facilitate hearing and equilibrium.
Stereocilia.
200
What is the main function of the cornea?
Light entering the eye is refracted
200
These ring-like structures on the left side of the image are partly responsible for our sense of equilibrium.
Semicircular canals.
300
This muscle opens in response to low or deem light.
Radial muscle (s)
300
What are the three main structures of the inner ear?
Cochlea
Semicircular canals
Vestibule
300
Which of the organ of Corti membranes moves as a response to fluid waves?
Basilar membrane
300
The technical term for our "blind spot".
Optic disc.
300
What structure (s) in the inner ear involve equilibrium?
Semicircular canals
Vestibule
400
This muscle contracts in response to bright light.
Circular muscle(s) of the iris.
400
What is the name of the fluid found between the two labyrinths?
Perilymph
400
What are the three components of the organ of Corti?
Basilar membrane
Tectorial membrane
Hair cells
400
What are the two main structures of the fibrous tunic?
Sclera
Cornea
400
List three ducts (vestibuli) of the cochlea.
1. Scala vestibuli
2. Cochlear duct
3. Scala tympani
500
Which extrinsic muscles are innervated by the three cranial nerves associated with eye movement?
Oculomotor
Trochlear
Abducens
500
What about the fluid found within the membranous labyrinth?
Endolymph
500
Place the following structures in order from the ear drum.
1. Tympanic membrane
2. Malleus
3. Incus
4. Stapes
5. Oval window
500
Which structure contributes most to this name?
Choroid
500
What are the functions of the two inner ear membranes?
Oval window vibrates in response to the stapes
Round window equalizes pressure