Lab 15 & 16 assignment 2 - SET DEFINITIONS FIRST

d. Perilymph

The scala vestibuli contains

a. Blood

b. Lymph

c. Air

d. Perilymph

False

High-pitched sounds with short wavelengths displace the basilar membrane far from the oval window.

True/False

d. Displacement of the basilar membrane

Hair cells detect

a. Total volume of perilymph

b. Displacement of the oval window

c. Only low-pitched, long wavelength sounds

d. Displacement of the basilar membrane

a. Dampen vibrations in the perilymph

The function of the round window is to

a. Dampen vibrations in the perilymph

b. Receive vibrations of the middle ear bones

c. Support the hair cells

d. Produce perilymph

c. Axons of retinal ganglion cells

The optic nerves are composed of

a. Central processes of all cells in the neural retina

b. Central processes of cone cells

c. Axons of retinal ganglion cells

d. Central processes of rod cells

c. Refracts light through the pupil

The cornea

a. Is bi-concave

b. Is ineffective in redirecting light rays

c. Refracts light through the pupil

d. Is opaque

d. Retinal ganglion cells

In the neural retina, action potentials are generated by

a. Cone cells

b. Rod cells

c. Rod and cone cells

d. Retinal ganglion cells

a. Cone cells

High spatial resolution in vision is a function of

a. Cone cells

b. Rod cells

c. Retinal ganglion cells

d. Retinal pigment epithelium

d. Retinal pigment epithelium

Light scattering in the eye is prevented by the...

a. Lens

b. Shape of the eye

c. Cornea

d. Retinal pigment epithelium

a. Optic nerve (CN II)

Which structure is highlighted and indicated by the leader line?

a. Optic nerve (CN II)

b. Retina

c. Central artery of retina

d. Choroid

e. Optic disc

f. Central vein of retina

a. Cornea

Which structure is highlighted and indicated by the leader line?

a. Cornea

b. Ciliary body

c. Sclera

d. Iris

e. Suspensory ligaments

f. Lens

a. cochlea

Which structure is highlighted?

a. cochlea

b. vestibule

c. semicircular ducts

d. tympanic membrane

e. auditory ossicles

c. Incus

Which structure is highlighted and indicated by the leader line?

a. Stapes

b. Vestibule

c. Incus

d. Semicircular ducts

e. Cochlea

f. Malleus

b. Central artery of retina

Which structure is highlighted and indicated by the leader line?

a. Optic nerve (CN II)

b. Central artery of retina

c. Central vein of retina

d. Choroid

e. Optic disc

f. Retina

a. Sclera

Which structure is highlighted and indicated by the leader line?

a. Sclera

b. Choroid

c. Retina

d. Lens

e. Cornea

c. retina

Which structure is highlighted?

a. cornea

b. sclera

c. retina

d. choroid

e. lens

a. Optic disc

Which structure is highlighted and indicated by the leader line?

a. Optic disc

b. Choroid

c. Central artery of retina

d. Central vein of retina

e. Retina

f. Optic nerve (CN II)

f. Cornea

Which structure is comprised of transparent connective tissue?

a. Ciliary body

b. Choroid

c. Anterior chamber

d. Lens

e. Sclera

f. Cornea

e. Sclera

Identify the structure, which comprises the outer layer of the posterior five-sixths of the eye.

a. Retina

b. Choroid

c. Ora serrata

d. Cornea

e. Sclera

b. vestibule of ear

Which structure is highlighted?

a. cochlea

b. vestibule of ear

c. auricle

d. tympanic membrane

e. semicircular ducts

c. choroid

Identify the structure highlighted in yellow.

a. lens

b. sclera

c. choroid

d. cornea

e. iris

f. Choroid

Which structure is highlighted and indicated by the leader line?

a. Optic nerve (CN II)

b. Central vein of retina

c. Optic disc

d. Central artery of retina

e. Retina

f. Choroid

e. Posterior cavity

Which structure is highlighted and indicated by the leader line?

a. Anterior chamber

b. Retina

c. Lens

d. Choroid

e. Posterior cavity

b. External ear

Which structure is highlighted and indicated by the leader line?

a. Inner ear

b. External ear

c. Middle ear

d. Cochlear

e. Occipital bone

c. Anterior chamber

Which structure is highlighted and indicated by the leader line?

a. Sclera

b. Ciliary body

c. Anterior chamber

d. Suspensory ligaments

e. Ora serrata

c. External acoustic meatus

Which structure is highlighted and indicated by the leader line?

a. Auricle

b. Tympanic membrane

c. External acoustic meatus

d. Temporal bone

e. Auditory tube

a. ciliary body

Which structure is highlighted?

a. ciliary body

b. pupil

c. cornea

d. iris

e. lens

a. Abduction of eyeball

Indicate the action of the highlighted muscle of the eye.

a. Abduction of eyeball

b. Dilation of pupil

c. Elevation of eyeball

d. Adduction of eyeball

e. Depression of eyeball

b. Inner ear

Which structure is highlighted and indicated by the leader line?

a. Middle ear

b. Inner ear

c. Tympanic membrane

d. External ear

e. Occipital bone

c. Pupil

Which structure is highlighted and indicated by the leader line?

a. Cornea

b. Iris

c. Pupil

d. Sclera

e. Ciliary body

c. Vestibule

Which structure is highlighted and indicated by the leader line?

a. Semicircular ducts

b. Cochlea

c. Vestibule

d. Stapes

e. Malleus

f. Incus

f. Stapes

Which structure is highlighted and indicated by the leader line?

a. Malleus

b. Semicircular ducts

c. Incus

d. Vestibule

e. Cochlea

f. Stapes

e. Iris

Which structure is highlighted and indicated by the leader line?

a. Cornea

b. Ciliary body

c. Sclera

d. Choroid

e. Iris

f. Retina

Which structure is highlighted and indicated by the leader line?

a. Choroid

b. Optic nerve (CN II)

c. Optic disc

d. Central vein of retina

e. Central artery of retina

f. Retina

d. iris

a. choroid

b. cornea

c. pupil

d. iris

e. lens

a. Auditory tube

a. Auditory tube

b. Auricle

c. Tympanic membrane

d. Temporal bone

e. External acoustic meatus

d. Semicircular canals

a. Vestibule

b. Incus

c. Malleus

d. Semicircular ducts

e. Stapes

f. Cochlea

a. Malleus

a. Malleus

b. Semicircular ducts

c. Cochlea

d. Stapes

e. Vestibule

f. Incus

d. Ciliary body

Which structure controls the tension of the suspensory ligaments of the lens?

a. Iris

b. Choroid

c. Ora Serrata

d. Ciliary body

e. Optic disc

e. lens

a. cornea

b. sclera

c. choroid

d. iris

e. lens

a. Cornea

a. Cornea

b. Lens

c. Choroid

d. Sclera

e. Retina

b. pupil

a. cornea

b. pupil

c. choroid

d. iris

e. lens

a. Cochlea

a. Cochlea

b. Stapes

c. Semicircular ducts

d. Vestibule

e. Incus

f. Malleus

e. cornea

a. sclera

b. choroid

c. lens

d. iris

e. cornea

d. Middle ear

a. Auricle

b. Inner ear

c. Cochlear

d. Middle ear

e. External ear

b. Sclera

a. Choroid

b. Sclera

c. Retina

d. Ciliary body

e. Suspensory ligaments

f. Cornea

e. Tympanic membrane

a. Temporal bone

b. Auditory tube

c. External acoustic meatus

d. Auricle

e. Tympanic membrane