Chapter 19

Pataasin ang iyong marka sa homework at exams ngayon gamit ang Quizwiz!

Order the regions of the ear from lateral to medial. External ear Middle ear Inner ear

External ear Middle ear Inner ear

Select all that apply Which of the following are correct names for the tube that connects the middle ear to the nasopharynx? Multiple select question. Pharyngotympanic tube Eustachian tube Auditory tube External auditory canal

Pharyngotympanic tube Eustachian tube Auditory tube

Order these structures from superficial to deep. neural layer, choroid, sclera, pigmented layer

Sclera Choroid Pigmented layer Neural layer

The tympanic cavity is filled with ______. Multiple choice question. aqueous humor air endolymph perilymph vitreous humor

air

What type of fluid is found in the anterior cavity? Multiple choice question. Aqueous humor Blood Vitreous humor

aqueous humor

The cartilaginous portion of the external ear is called the ______. Multiple choice question. external acoustic meatus tympanic membrane auricle incus

auricle

The iris is continuous with the ______.

ciliary body

What is the name of the "snail-shaped" structure? Multiple choice question. Cochlea Saccule Utricle Vestibule

cochlea

What type of photoreceptors detect color? Multiple choice question. Rods Cones

cons

Which are activated by high-intensity light? Multiple choice question. Cones Rods

cons

What is the name of the outermost layer of the eye?

fibrous

The vitreous body is also called the vitreous ______. Multiple choice question. humor body chamber

humor

Where are the photoreceptors located?

in the neutral layer of the retina

Where is the cochlea located? Multiple choice question. External ear Inner ear Middle ear

inner ear

What structure is the dividing line between the anterior and posterior chambers? Multiple choice question. Cornea Iris Retina

iris

The suspensory ligaments connect the ______ to the ciliary muscles. Multiple choice question. sclera lens cornea retina

lens

What structure focuses incoming light onto the retina? Multiple choice question. Pupil Suspensory ligaments Lens

lens

Aqueous humor is secreted into the ______ chamber before traveling to the ______ chamber of the eye. Multiple choice question. anterior, posterior posterior, anterior

posterior, anterior

What type of muscle is found in the iris? Multiple choice question. Cardiac Smooth Skeletal Corneal

smooth

Which auditory ossicle contacts the oval window? Multiple choice question. Malleous Stapes Incus

stapes

The ______ ligaments connect the ciliary body to the lens.

suspensory

Which of the following are true of rods? Multiple choice question. They discriminate between colors. They are concentrated at the visual axis of the eye, near the center of the retina. They function well in dim light. They provide crisp, focused vision.

they function well in dim light

What is another name for the ear drum? Multiple choice question. Stapes Tympanic membrane External acoustic meatus Auricle

tympanic membrane

In the eye, the ______ humor is gelatinous. Multiple choice question. aqueous vitreous

vitreous


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