Chapter 19
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
