WorksheetsSpecial Senses
Total questions: 34
Worksheet time: 1hrs 8mins
The olfactory tract carries impulses associated with:
taste.
smell.
equilibrium.
pain.
Both olfactory receptors and taste buds are:
thermoreceptors.
nociceptors.
chemoreceptors.
mechanoreceptors.
The number of pure, or “primary,” tastes is about:
5
15
30
100
All of the following are “primary” taste sensations except:
sweet.
sour.
spicy.
bitter.
Blood vessels are found in which of the following parts of the eye?
Cornea
Lens
Aqueous humor
Choroid
The white of the eye is referred to as the:
sclera.
retina.
choroid.
cornea.
The part of the eye containing nervous tissue is the:
sclera.
iris.
choroid.
retina.
Which of the following is a true statement?
Cones are more numerous than rods.
Cones are most densely concentrated in the fovea centralis.
Rods are most densely concentrated in the macula lutea.
Cones increase in density toward the periphery of the retina.
To produce a clear image, the aqueous humor is involved in the process of:
refraction.
accommodation.
constriction.
convergence.
The function of the lacrimal apparatus is to:
secrete aqueous humor.
drain aqueous humor.
secrete vitreous humor.
secrete tears.
The fibrous layer contains all of the following except
sclera
retina
cornea
The iris, ciliary body and choroid are found in the
fibrous layer.
vascular layer.
inner layer.
vitreous humor.
The optic nerve is found in the
inner layer
fibrous layer
vascular layer
aqueous humor
Which of the following must happen for near vision to occur?
Increased tension of the suspensory ligament
Relaxation of the ciliary muscle
Increased curvature of the lens
Contraction of the superior rectus muscle
Which of the following is a primary photopigment?
Green
White
Orange
Purple
The eyelids and anterior surface of the eye are lined by the:
cornea
lens.
iris.
conjunctiva.
Which of the following is not a papillae on the tongue?
filiform
circumvallate
foliate
fungiform
Clearness or sharpness of visual perception is known as:
visual acuity
control
peripheral sense
visual balance
The sequence of auditory ossicles in the middle ear starting at the tympanic membrane and ending at the oval window is:
malleus, stapes, and incus.
stapes, malleus, and incus.
malleus, incus, and stapes.
stapes, incus, and malleus.
Which tongue papillae are huge dome-shaped bumps that form a transverse row near the back of the tongue?
Fungiform papillae
Foliate papillae
Filiform papillae
Circumvallate papillae
Which of the following statements is not true of the eye?
The anterior cavity is filled with vitreous fluid.
The anterior cavity is divided into anterior and posterior chambers.
The posterior cavity is larger than the anterior cavity.
All of the above statements are true.
The sensory neurons within the olfactory organ are stimulated by ________ in the air.
pressure
chemicals
proteins
water
Some neural tissues retain stem cells and thus the capacity to divide and replace lost neurons. Which of these special senses can replace its damaged neural receptors?
olfaction
audition
equilibrium
vision
Olfactory information is first received by which part of the brain?
frontal lobe
cerebellum
parietal lobe
cerebrum
Gustatory receptors are located
in the eye.
in the ear.
on the surface of the tongue.
in the nose.
The external ear ends at the
vestibule.
cochlea.
ossicles.
tympanic membrane.
Which of these anatomical sequences is correct?
tympanum - incus - malleus - stapes - oval window - round window
tympanum - incus - malleus - stapes - round window - oval window
tympanum - malleus - incus - stapes - oval window - round window
tympanum - incus - stapes - malleus - oval window - round window
Gravity and linear acceleration are sensed in the
semicircular canals.
cochlea.
statoconia.
saccule and utricle.
The ________ covers most of the exposed surface of the eye.
conjunctiva
cornea
iris
anterior chamber
The opening in the iris through which light passes is the
conjunctiva.
cornea.
pupil.
anterior chamber.
The vitreous body
fills the anterior cavity.
helps to stabilize the eye and give physical support to the retina.
is removed and recycled every few hours.
all of the above
The part of the eye that determines eye color is the
conjunctiva.
cornea.
iris.
pupil.
An area of the retina that contains only cones and is the site of sharpest vision is the
outer segment.
inner segment.
fovea.
optic disc.
Pupillary muscle groups are controlled by the ANS. Parasympathetic activation causes pupillary ________, and sympathetic activation causes ________.
constriction; constriction
constriction; dilation
dilation; dilation
dilation; constriction
