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IPHY 3410- final

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
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Question
Answer
Special senses receptor types   chemoreceptors, mechanoreceptors, photoreceptors  
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Two types of papillae on tongue   fungiform and circumvallate  
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Fungiform papilla   just for gripping food, no receptors  
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Circumvallate papilla   contains taste buds  
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Taste sensations   sweet, sour, salty, bitter, umami  
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Flavor   combination of taste, smell, texture  
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Tear drainage pathway   lacrimal canaliculi, lactrimal sac, nasolacrimal duct, nasal cavity  
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Strabismus   cross eyed, caused by eye muscle problems  
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Amblyopia   reduced vision in the weaker lazy eye  
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Fibrous tunic/what made of   outer layer of eye; sclera and cornea, dense irregular CT  
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Sclera is covered by what (and what is it made of)   conjunctiva, stratified columnar w/ goblet cells  
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Fibrous tunic is an extension of what   dura mater  
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Vascular tunic   choroid, iris, ciliary body  
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Ciliary body   controls shape of lens  
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Choroid   vascular, dark surface that absorbs excess light  
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What structure removes aqueous humor   scleral venous sinus  
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What produces aqueous humor   ciliary processes of ciliary body  
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Sensory tunic   retina w/ two layers, pigmented and neural  
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Pigmented layer of retina   melanin granules to absorb light and nourish neural layer  
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Neural layer of retina   photoreceptor cells, bipolar cells, ganglion cells  
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Photoreceptors activate what (which then activates what)   bipolar, ganglion  
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Optic disk   where axons of ganglion cells leave the eye  
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Macula lutea   region at posterior pole of eye, mostly cones  
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Fovea centralis   (in macula lutea) all cones, where the image focuses  
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Lens is made of what   simple cuboidal epithelium along anterior surface, concentric layers of fibers  
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Myopic   nearsighted, eye too long  
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Hyperopic   farsighted, eye too short  
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Astigmatism   abnormal shaped cornea  
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What is aqueous humor made of   blood filtrate  
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Glaucoma   aqueous humor is drained slower than it is produced  
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What is vitreous humor made of   98% water w/ some collagen  
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Detached retina   tear in retina allow vitreous humor between pigmented and neural layers of retina  
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What is found in external acoustic meatus   stratified squamous epithelium, hair cells, ceruminous glands (wax)  
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What types of tissue are on either side of eardrum   fibrous CT outside, mucous membrane inside  
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What tube allows pressure exchange in ear   pharyngotympanic tube  
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Pathway of bone vibration in ear   malleus, incus, stapes  
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What 2 muscles are found in the ear   tensor tympani, stapedius  
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Tensor tympani attaches to what   malleus  
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Stapedius attaches to what   stapes  
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Oval window   where vibrations from stapes pass to fluid of inner ear  
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Round window   where vibrations leave inner ear after activating receptors  
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What fluid in bony labyrinth   perilymph  
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Body labyrinth   cochlea, vestibule, semicircular canals  
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What fluid in membranous labyrinth   endolymph  
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Membranous labyrinth   cochlear duct, utricle, saccule, semicircular ducts  
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5 types of cells in spiral organ of corti   hair cells (mechanoreceptor), hairs/stereocilia (create electrical impulse), tectorial membrane (collagen around stereocilia), fibers of cochlear nerve, supporting cells  
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utricle   responds to acceleration in horizontal direction  
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saccule   responds to vertical movements  
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what type of fluid fills utricle and saccule   endolymph  
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macula   region of sensory epitheluum  
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vertigo   alcohol, infection, otoliths dislodged & can affect crista ampullaris  
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vomeronasal organ   pheromones  
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what is lymph called when it's not in the lymphatic system yet   interstitial fluid  
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layers of lymph vessels   tunica intima (epithelium), tunica media (SM), tunica externa (CT)  
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elephantiasis   lymphedema caused by a parasite  
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afferent lymphatic vessels   drain into node  
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efferent lymphatic vessels   drain away from node  
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lymph node general structure   cortex and medulla  
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right lymphatic duct   drains right side  
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thoracic duct   drains most of body, all of left and bottom of right  
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thymus   location where some immature lymphocytes gain immunocompetence  
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white pulp (spleen)   immune/lymphocytes to remove blood borne antigens  
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red pulp (spleen)   removal of old and defective blood cells  
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3 kidney functions   filtration, resorption, secretion  
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site of all filtration   renal corpuscle  
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name of cells in visceral layer of glomerular capsule   podocytes  
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proximal convoluted tubule cell type   simple cuboidal w/ microvilli  
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proximal convoluted tubule function   resorption and secretion  
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descending loop of henle cell type   simple squamous  
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descending loop of henle function   resorption of WATER  
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ascending loop of henle cell type   simple cuboidal  
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ascending loop of henle function   resorption and secretion  
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distal convoluted tubule cell type   simple cuboidal  
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distal convoluted tubule function   resorption and secretion  
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collecting duct cell type   simple cuboidal  
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collecting duct function   resorption and secretion  
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which process that takes place between a nephron and capillary would concentrate urine within the nephron   resorption  
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what structure surrounds cortical nephrons/function   peritubular capillaries/resorption  
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what structure surrounds loop of henle/function   vasa recta/resorbing water and concentrating urine  
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what type of epithelium in ureter   transitional  
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female vs. male urethra   3-4cm vs 20cm  
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what type of epithelium is external urethral orifice   stratified squamous  
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dartos muscle   smooth muscle that wrinkles scrotal skin to increase thickness for warmth  
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cremaster muscle   elevates testes for warmth  
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two things deep to cremaster muscle   tunica vaginalis (serous membrane), tunica albuginea (fibrous capsule around testes)  
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sperm stem cells   spermatogonium  
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head of epididymis   immotile sperm  
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tail of epididymis   storage (broken down after several months)  
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seminal vesicle   60% of seminal fluid, prostaglandins and fructose  
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ejaculatory duct   seminal vesicle + vas deferens  
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prostate   30% of seminal fluid, clotting factor/motility  
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balbourethral gland   basic fluid  
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corpus cavernosum function   paired/primary erectile bodies  
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corpus spongiosum function   keep urethra open during ejaculation  
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labia majora is homologous to   scrotum  
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labina minora is homologous to   corpus spongiosum  
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clitoris is homologous to   corpus cavernosum  
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parts of mammary glands   lactiferous duct, lobule w/ alveoli, nipple, adipose tissue  
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follicular phase   1-14  
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luteal phase   14-28  
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corpus luteum   endocrine structure  
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3 layers of uterine wall   perimetrium, myometrium, endometrium  
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Light entering the retina passes the cells in which order   ganglion, bipolar, rods/cones  
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Cells of the retina are activated in what order? Cones/rods, bipolar, ganglion    
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What is the pathway of sound between the stapes and the sensory receptors of the cochlea?   Oval window; scala vestibule; cochlear duct (scala media); basilar membrane; hair cell  
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What is the pathway of sound through fluids starting at the oval window through to dissipation of the sound waves at the round window?   Perilymph of scala vestibule; endolymph of cochlear duct; perilymph of scala tympani  
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The spiral organ of Corti is involved in which function(s)?   hearing  
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The semicircular canal is involved in which function(s)?   balance  
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The maculae is involved in which function(s)?   balance  
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The cochlear duct is involved in which function(s)?   hearing  
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The cristae ampullares are involved in which function(s)?   balance  
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The semicircular canal is involved in which function(s)?   balance  
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The endolymph is involved in which function(s)?   balance and hearing  
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The perilymph is involved in which function(s)?   balance and hearing  
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Where does drainage of fluid/material occur from blood to lymph?   near most capillary beds  
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Where does drainage of fluid/material occur from lymph to blood?   in neck veins  
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Desert animals need to concentrate urine. What structural changes in the kidney would be associated with this?   longer loop of henle and more juxtamedullary nephrons  
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List the order in which a sperm would pass through the following structures after leaving the seminiferous tubule   Rete testis, epididymis, ductus deferens, ejaculatory duct, prostatic urethra, spongy urethra  
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3 types of joints   fibrous, cartilagenous, synovial  
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type of epithelium in nasopharynx   pseudostratified ciliated columnar  
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type of epithelium in oropharynx   stratified squamous  
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type of epithelium in laryngopharynx   stratified squamous  
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What is the basilar membrane?   a membrane that separates the scala media from the scala tympani, and vibrates when a sound wave hits it  
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where is interstitial fluid able to enter the lymphatic vessels?   through flaps between the simple squamous cells of the lymphatic capillaries  
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Which structure allows for voluntary control of the release of urine from the urinary bladder?   External urethral sphincter  
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What type of tissue is the detrusor layer of the urinary bladder?   Smooth muscle  
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What happens within a sinusoid of a liver lobule?   Nutrient rich blood from a venule and oxygen rich blood from an arteriole mix  
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