Chapter 17 Quiz
primary olfactory area
Action potential travels to the _________ ________ _______.
thalamus
All signals from tongue are interpreted in your ________
mitosis, olfactory receptor
Basal stem cells continually undergo ______ to produce new _______ _______ cells
color vision
Cones produce ______ _____.
taste buds
Contain the receptors of the sensation of taste
sebaceous, eyelids
Embedded in each tarsal plate is a row of ________ glands known as tarsal glands that keep the _____ from sticking to each other
tarsal
Embedded in each tarsal plate is a row of sebaceous glands, known as _______ glands that keep the eyelids from sticking to each other
anterior 2/3, tongue
Facial nerve carries taste information from the _______ _/_ of the ______
tactile receptors
Filiform papillae contain _______ ______ but no taste buds
umami
Flavors other than _______ are combinations of the other four primary tastes
photoreceptors, outer, bipolar, inner, ganglion
From _________, information flows through the ______ synaptic layer to _____ cells through the ______ synaptic layer to _______ cells.
primary olfactory area, cerebral cortex
Interpretation in the _________ _________ _______ in the ________ _______.
lacrimal sac
Lacrimal canaliculi drain tears into ______ ____
Lacrimal ducts
Lacrimal gland secretes tears into _______ ______.
nasolacrimal duct
Lacrimal sac drains tears into __________ _____.
tongue, soft palate, pharynx, and epiglottis
Most of the nearly 10,000 taste buds of a young adult are on the _________, but some are found of the ______ _____, ______, and _______.
olfactory epithelium, odorants, transduction
Mucus moistens the surface of the _______ _____ and dissolves ________ so that _________ can occur
nasal cavity
Nasolacrimal duct drains tears into the _______ ______.
mucus
Olfactory glands produce ________ that is used to dissolve odor molecules so that transaction may occur
olfactory bulb
Olfactory pathway: synapse with the _______ _____.
odorant molecule, olfactory receptor protein
Olfactory transduction is the binding of an ________ ______ to an _________ _______ ______.
eyelid movement, eyeball, directions
Palpebral muscles control ________ ________ and extrinsic eye muscles are responsible for moving the __________ itself in all ___________
olfactory nerve, cribriform plate
Receptors in the nasal mucosa send impulses along branches of the _______ _____ through the _______ ______.
dim light (black and white)
Rods allow us to see in ____ ____ (_____ and ____)
columnar epithelial, mucous membrane
Supporting cells are ________ ________ cells of the _________ ________ lining the nose.
physical support, nourishment, and electrical insulation
Supporting cells provide ________ _____, _______, and _________ _________ for the olfactory receptor cells
olfactory receptor cells
Supporting cells provide physical support, nourishment, and electrical insulation for the ________ ______ _____.
papillae
Taste buds are located in elevations on the tongue called ______.
supporting, gustatory receptor, and basal stem cells
Taste buds contain 3 kinds of epithelial cells:
retina, photoreceptors
The ____ contains sensors (________) known as rods and cones
retina
The ____ lines the posterior three-quarters of the inner layer of the eyeball
iris
The _____ controls the size of the pupil based on autonomic reflexes
optic disc
The ______ ____ is the site where the optic nerve exits the eyeball
tarsal plate
The ______ _____ is a thick fold of connective tissue that gives form and support to the eyelids
macula lutea
The ______ _______ is in the exact center of the posterior portion of the retina
iris
The ______, colored portion of the eyeball
lacrimal apparatus
The _______ _______ is a group of structures that produces and drains tears
Oblique
The _______ muscles preserve rotational stability of the eyeball
nasolacrimal ducts
The __________ ______ carry the tears into the nasal cavity
conjunctiva
The __________ is a thin, protective mucous membrane that lines the eyelids and covers the sclera
olfactory transduction
The binding of an odorant molecule to an olfactory receptor protein
mucous membrane, eyelids, sclera
The conjunctiva is a thin, protective _______ _______ that lines the _______ and covers the _______.
wavelength
The distance between two consecutive peaks of an electromagnetic wave
fibrous and vascular
The eyeball contains two tunics: the _______ tunic and the ______ tunic
visible light, electromagnetic spectrum, 400 to 700
The eyes are responsible for the detection of _______ _____, the part of the __________ ________ with wavelengths ranging from ____ to ____ nm.
Highest visual acuity
The fovea centralis is the site of the area of _______ _______ ______.
10 to 100 million, smell
The human nose contains _____ to 100 ______ receptors for ________
size, pupil, autonomic reflexes
The iris controls the ____ of the _____ based on _______ ______.
produces and drains tear
The lacrimal apparatus is group of structures that ________ and ______ _____.
refracts light
The lens ______ ______.
center posterior, retina
The macula lute is in the exact _______ of the ________ portion of the ______.
nasal cavity
The naslacrimal ducts carry the tears into the _______ ______.
olfactory epithelium
The nose contains 10 to 100 million receptors for the sense of smell or olfaction, contained within a region called the _________ __________.
Rotational stability
The oblique muscles of the eye preserve ________ _______ of the eyeball
olfactory receptor cells, supporting, and basal
The olfactory epithelium consists of three kinds of cells:
interior, cribriform plate, superior nasal concha
The olfactory epithelium covers the _________ surface of the _______ ______ and extends along the ________ ________ ______.
superior, nasal cavity
The olfactory epithelium occupies the _______ part of the ________ ______.
optic nerve, exits
The optic disc is the site where the ______ ____ _____ the eyeball
rods and cones
The retina contains sensors (photoreceptors) known as _____ and ______
posterior three-quarters, inner
The retina lines the ______ ______-______ of the _____ layer of the eyeball
connective, eyelids
The tarsal plate is a thick fold of _________ tissue that gives form and support to the ________
taste buds, epiglottis, throat
Vagus nerve carries taste information from ________ _______ on the _________ and in the ______.
sweet, sour, bitter, salty, and umami
What are the 5 primary tastes?
supporting cells
What cells provide physical support, nourishment and electrical insulation for the olfactory receptor cells?
cornea and sclera
What is in the fibrous tunic?
choroid, ciliary body, and iris
What is in the vascular tunic?
colored portion of the eyeball
What is the iris?
Cyclic AMP
What is the messenger in olfactory transduction?
the lacrimal glands, ducts, puncta, canaliculi, sac, nasolacrimal ducts
What is the pathway for tears?
temporal lobe
Where is the primary olfactory area of the cerebral cortex located?
Facial, glossopharyngeal, and vagus
Which 3 cranial nerves are involved in the sense of taste?
superior rectus, inferior rectus, lateral rectus, medial rectus, superior oblique, and inferior oblique
Which 6 extrinsic eye muscle move the eyes in almost any direction?
Basal stem cells
Which cells continually undergo cell division to produce new olfactory receptor cells?
Lens
Which part of the eye refracts light?
vascular
Which tunic is composed of the choroid, ciliary body, and iris?
fibrous
Which tunic is the cornea and sclera?
filiform papillae
Which type of papillae increase friction to make it easier for the tongue to move food within the mouth?
rods
____ allow us to see in dim light (black and white)
Cones
____ produce color vision
3 cranial
_____ _______ nerves are involved in the sense of taste
Basal
_____ cells are stem cells located between the bases of the supporting cells
Lacrimal sac
______ ____ drains tears into nasolacrimal duct
six extrinsic
______ _______ eye muscles move then eyes in almost any direction
lacrimal ducts
_______ ______ distribute tears over surface of eyeball
Lacrimal gland
_______ ______ secretes tears into lacrimal ducts
filiform papillae
_______ _______ cover the entire surface of the tongue
vagus
_______ nerve carries taste information from taste buds on the epiglottis and in the throat
Facial
_______ nerve carries taste information from the anterior 2/3of the tongue
olfactory glands
________ ______ produce mucus that is carried to the surface of the epithelium by ducts
action potential
________ ______ travels to the primary olfactory area
nasolacrimal duct
________ ________ drains tears into the nasal cavity
supporting
________ cells are columnar epithelial cells of the mucous membrane lining the nose
Lacrimal canaliculi
_________ ______ drain tears into lacrimal sac
palpebral, extrinsic
__________ muscles control eyelid movement and _________ eye muscles are responsible for moving the eye ball itself in all directions
glossopharyngeal
__________ nerve carries taste information from the posterior 1/3 of the tongue
fovea centralis
area of highest visual acuity
transduction
conversion into electrical impulses
posterior, 1/3, tongue
glossopharyngeal nerve carries taste information from the __________ _/_ of the _______
olfactory tract
impulses travel along the ________ ______.
sclera
white part of your eye
