SGU SVM Histology Special Senses

hpaul2's version from 2016-11-16 17:12


Question Answer
What are the tunics of the eyefibrous, vascular, nervous
What are the two parts of the fibrous tunicsclera & cornea (rostral 1/5)
What type of tissue is the scleradense irregular CT (collagen fibers& some elastic fibers)
What is the junction between the cornea and sclera calledlimbus
What are the three parts of the vascular tunicchoroid, ciliary body, & iris
Describe the coroidhighly vascularized, heavily pigmented CT
What is the ciliary body and where is it locatedrostral continuation of the choroid
Name the parts of the corneaanterior (rostral) epithelium, subepithelial basement membrane, substantia propria, posterior limiting membrane, posterior epithelium
What type of epithelium is in the anterior epithelium of the corneanon-keratinized stratified squamous
What type of epithelium is in the posterior epithelium of the corneasimple squamous
What are the three layers of the anterior (rostral) epitheliumstr. superficiale, str. spinosum, str. basale
What does the choroid become in the dorsal halve of the eye balltapetum lucidum
Describe the tissue of the irishighly vascularized CT w/ pigmented epithelium
What are the layers of the nervous tunicpigment epithelium, photoreceptive layer, external limiting membrane, outer nuclear layer, outer plexiform layer, inner nuclear layer, inner plexiform layer, ganglionic cell layer, optic nerve fiber layer, internal limiting membrane
What two cell types make up the photoreceptive layerrods and cones
Rods are concerned with ______ vision and cones with ______ visionB&W (night); color (day)
What layers of the retina are multipolar and multipolarbipolar – outer nuclear & inner nuclear; multipolar – ganglionic
What are the parts of the lenslens capsule, lens epithelium, lens fibers
Where do cataracts occurin the lens
What kind of gland is the lacrimal glandcompound tubule-alveolar
What species have what kind of lacrimal gland secretionsdogs – sero-mucous, cat/ruminant – serous


Question Answer
What are the three parts of the earexternal ear, middle ear, inner ear
What are the two structures of the external earauricle/pinna, external auditory canal
What are the structures of the middle earauditoryossicles, tympanic cavity, auditory tube
What are the three auditory ossiclesmalleus, incus, stapes
What are the structures of the inner earbony labrynth, membranous labrynth
What fluids fill the bony and membranous labrynthsbony – perilymph, membranous – endolymph
Where does the tympanic cavity connect the middle ear topharynx
The membranous labyrinth is inside the ____bony labyrinth
The membranous labyrinth is made up of three ______semicircular ducts
What are the structures of the membranous labyrinthcrista ampullaris, macula utriculi, macula sacculi, & spiral organ
What structure contains the crista ampullarismembranous ampulla of semicircular duct
Which parts of the membranous labyrinth are responsible for the vestibular mechanismcrista ampullaris, macula utriculi, macula sacculi
What is the crista ampullaris composed of ____ which projects into ____secretory epithelium; glycoprotein layer capula
What does the geleatinous mass over the macula utriculi and macula succuli containotoliths
What are otoliths made up ofcalcium carbonate crystals
What are the layers of the organ of cortiscala vestibule, vestibular membrane, ductus cochlearis, basilar membrane, & scala tympani
What are the structures of the organ of cortispiral ganglion, tectorial membrane, hair cells, sensory cells, supportive cells, afferent/efferent nerve terminals