Anatomy Review Chapter 8
Cones enable vision in dim light (t/f)
False
Dynamic equilibrium receptors report the position of the head with respect to the pull of gravity when the body is not moving. (t/f)
False
In close vision, the pupil will dilate. (t/f)
False
Tears are secreted from lacrimal glands located on the medial end of each eye. (t/f)
False
Unlike the taste sensation, it is NOT necessary to have the chemicals associated with smells dissolved in body fluids. (t/f)
False
Increased pressure withing the eye
Glaucoma
Loss of the same side of the visual field of both eyes from damage to the visual cortex on one side only is called:
Hemianopia
Movement of eyes from straight ahead to up and left use the eye muscles:
Left- inferior oblique, lateral rectus Right- superior rectus, medial rectus
Fibers from the medial side of each eye cross over to the opposite side of the brain at the :
Optic chiasma
Seven bones make up the bony orbit including the frontal, ethmoid, maxilla and lacrimal bones. Two other bones that make up the bony orbit are :
Sphenoid or paletine, and zygomatic
Three factors that influence our appreciation of food:
Temperature, smell, texture or look.
An astigmatism results from unequal curvatures of the cornea or lens. (t/f)
True
Deafness is defined as hearing loss ranging from slight to total loss. (t/f)
True
The ciliary body is a smooth muscle structure to which the lens, via ligaments, is attached. (t/f)
True
The normal resting eye is generally "set" for distant vision. (t/f)
True
Which one of the following correctly lists the order of the parts through which light passes as it enters the eye: a. cornea, aqueous humor, lens, vitreous humor, b. lens, aqueous humor, cornea, vitreous humor c. vitreous humor, lens, aqueous humor, cornea d. cornea, lens, aqueous humor, vitreous humor e. aqueous humor, cornea, lens, vitreous humor
a. cornea, aqueous humor, lens, vitreous humor
Which on of the following nerves serves the anterior tongue? a. facial b. cochlear c. glossopharyngeal d. vestibular e.vagus
a. facial
Which one of the following is NOT part of the inner ear? a. ossicles b. semicircular canals c. vestibule d. cochlea e. membranous labrynth
a. ossicles
Inflammation of the conjunctiva involves which of the following: a. portion of the eye that contains the optic nerve b. circular band surrounding the pupil c. delicate membrane lining the eyelids and covering the front of the eyeball d. glands that produce tears e. extrinsic eye muscles
a. portion of the eye that contains the optic nerve
The fibrous outermost tunic seen anteriorly as the "white of the eye" is the : a.sclera b. choroid c. cornea d. retina e. fovea centralis
a. sclera
The oily secretions that lubricate the eye are produced by the: a. tarsal glands b. ciliary glands c. lacrimal glands d. ceruminous glands e. appocrine glands
a. tarsal glands
An ear infection following and illness such as a cols has passed from the throat through the auditory tube to the: a. tympanic membrane b. eardrum c. inner ear d. outer ear e. semicircular canals
a. tympanic membrane
Dynamic equilibrium receptors are found in the : a. semicircular canals b. oval window c. malleus d. cochlea e. vestibule
a.semicircular canals
Blurry images due to unequal curvatures of the cornea or lens
astigmatism
The three sets of color receptors within the retina are sensitive to wavelengths of visible lights that are: a. red, green and yellow b. blue, green and red c. orange, green and purple d. green, yellow and purple e. red, blue and yellow
b. blue, green and red
The middle coat of the eyeball that contains pigment which prevents light from scattering in the eyeball is the : a. sclera b. choroid c. retina d. cornea e. pupil
b. choroid
Which cranial nerve is responsible for moving the eye laterally: a. cranial nerve III(oculomotor) b. cranial nerve VI(abducens) c. cranial nerve IV(trochlear) d. cranial nerve II (optic) e. cranial nerve VII (vestibularcochlear)
b. cranial nerve VI (abducens)
The pigmented portion of the eye that has a rounded opening through which light passes is the: a. retina b. iris c. sclera d. lens e. cornea
b. iris
Hair cells that function as hearing receptors are located within the: a. auricle b. spinal organ of Corti c. maculae d. ossicles e. oval window
b. spiral organ of Corti
Alkaloids
bitter receptors
The highly contagious bacterial infection known as "pinkeye" is caused by bacterial or viral irritation of the: a. retina b. sclera c. conjunctiva d. choroid e. cornea
c. conjunctiva
Receptors stimulated by the physical forces that cause movement of fluid or vibration within the body are: a. chemoreceptors b. gustatory receptors c. mechanoreceptors d. thermoreceptors e. proprioceptors
c. echanoreceptors
Earwax is produces by:
ceruminous glands
Blood rich tunic that contains dark pigment
choroid
Smooth muscle strictures attached to the lens
ciliary body
Inflammation of the conjunctiva
conjunctivitis
The gel- like substance that reinforces the eyeball and prevents it from collapsing inward is the : a. ciliary body b. cnal of Schlemm c, choroid coat d. vitreous humor e. aqueous humor
d, vitreous humor
Equilibrium receptors are located in the : a.middle ear b. tympanic membrane c. external ear d. bony labyrinth e. ossicles
d. bony labyrinth
The transparent central anterior portion of the sclera through which light enters the eye is called the: a. retina b. choroid c. pupil d. cornea e. iris
d. cornea
What structure of the eye focuses light on the retina: a. iris b. sclera c. optic chiasma d. lens e. choroid
d. lens
The pathway of vibrations through the ossicles from the tympanic membrane, or eardrum, to the oval window is: a. incus, malleus, stapes b. malleus, stapes, incus c. stapes, incus, malleus d. malleus, incus, stapes e. stapes, malleus, incus
d. malleus, incus stapes
Sensorineural deafness occurs when there is damage/degeneration of the: a. round window b. semicircular canals c. spiral organ of Corti d. spiral organ of Corti or cochlear nerve e. ossicles
d. spiral organ of Corti or cochlear nerve
The portion of the inner ear responsible for static equilibrium is the: a. semicircular canals b. ossicles c. oval window d. vestibule e. cochlea
d. vestibule
The gland that produces tears in the eye is called the: a. tarsal gland b. ceruminous gland c. sebaceous gland d. ciliary gland e. lacrimal gland
e. lacrimal gland
Which one of the following is NOT a primary taste sensation: a. bitter b. salty c. sour d. sweet e. pungent
e. pungent
Which layer of the eye contains rods and cones? a. choroid b. sclera c. iris d. optic nerve e. retina
e. retina
The aqueous humor of the eye is reabsorbed into venous blood through the: a. pupil b. nasolacrimal duct c. inferior lacrimal canal d. ciliary body e. scleral venous sinus (canal of Schlemm)
e. scleral venous sinus (canal of Schlemm)
The congenital condition of "crossed eyes" is also known as: a. hyperopia b. presbyopia c. hemianopia d. byopia e. strabismus
e. strabismus
Sound waves entering the external auditory canal hit the eardrum, also known as the: a. auricle b. ossicles c. oval window d. pinna e. tympanic membrane
e. tympanic membrane
Which one of the following cranial nerves is NOT involved in wither taste or smell: a. glossopharyngeal (IX) b. facial nerve (VII) c. hypoglossal (XII) d.olfactory nerve (I) e. vestibular (VIII)
e. vestibular (VIII)
The only special sense that is NOT fully functional at birth is: a. taste b. smell c. touch d. hearing e. vision
e. vision
area of greatest visual acuity
fovea centralis
The eye condition resulting from the inability of the aqueous humor to drain from the eye is called :
glaucoma
Eyeball is "too short"
hyeropia
circularly and radially arranged pigmented smooth muscle fibers
iris
flexible bioconvex crystal-like structure
lens
Nearsightedness
myopia
Prolonged vitamin A deficiency results in deterioration of the neural retina
night blindness
blind spot
optic disc
Tiny stones made of calcium salts that roll in response to changes in gravitational pull are called :
otoliths
rounded opening through which light passes
pupil
contains millions of photoreceptors
retina
Metal ions in solution
salty receptors
Hydrogen ions in solution
sour receptors
Oranges, tomatoes
sour receptors
Amino acid glutamate
umami receptors
Eye suddenly exposed to bright light experience: a. photopupillary reflex b. convergence c. hemianopia d. dilation e. accommodation pupillary reflex
A. photopupillary reflex
The name of the inner ear condition that occurs when the otoliths in the vestibule roll out of position and enter the semicircular canal is:
BPPV or vertigo