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The ear is somewhat protected from loud noises by a. the vestibule. b. the modiolus. c. the stapes. d. the stapedius. e. the superior rectus
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- which statements are true about the Auditory Structures and Functions a. The external ear consists of the auricle and external acoustic meatus. b. The middle ear connects the external and inner ears. The tympanic membrane is stretched across the external acoustic meatus. c. The malleus, incus, and stapes connect the tympanic membrane to the oval window of the outer ear. d. The auditory tube connects the middle ear to the pharynx and functions to equalize pressure.Which of the following statements are true of the ear? (Read carefully and select all the correct statements.) A. The cochlea contains the receptors for hearing. B. The auditory bones, in the order they vibrate, are the malleus, incus, and stapes. C. The nerves for hearing and equilibrium are the ninth cranial nerves. D. The eardrum is at the end of the ear canal. E. The receptors that detect movement of the head are hair cells in the organ of Corti. F. The four semicircular canals have hair cells that respond to gravity. G. Air pressure in the middle ear cavity is regulated by the mastoid sinus. H. The auditory areas are in the temporal lobes.Mark the following statements as true or false. If a statement is false, correct it to make a true statement. a. The incus is connected to the tympanic membrane. b. The stapes is attached to the oval window. c. The auditory canal is separated from the middle ear by the round window. d. The cochlear duct is filled with perilymph. e. The semicircular ducts are connected to the utricle, and the cochlear duct is continuous with the saccule. f. The spiral organ is located in the scala tympani.
- which statements is false about the Auditory Structures and their Functions a. The middle ear is connected to the mastoid air cells. b. The inner ear has three parts: the semicircular canals; the vestibule, which contains the utricle and the saccule; and the cochlea. c. The cochlea is a circular-shaped canal within the temporal bone. d. The cochlea is divided into two compartments by the vestibular and basilar membranes. The scala vestibuli and scala tympani contain perilymph. The cochlear duct contains endolymph and the spiral organ (organ of Corti).The nerves for the sense of smell pass through thea. cribriform plate. d. optic canal.b. nasolacrimal canal. e. orbital fissure.c. internal auditory canal.which statements are true about the Auditory Structures and their Functions a. The middle ear is connected to the mastoid air cells. b. The inner ear has three parts: the semicircular canals; the vestibule, which contains the utricle and the saccule; and the cochlea. c. The cochlea is a circular-shaped canal within the temporal bone. d. The cochlea is divided into two compartments by the vestibular and basilar membranes. The scala vestibuli and scala tympani contain perilymph. The cochlear duct contains endolymph and the spiral organ (organ of Corti).
- The spiral organ is within thea. cochlear duct. c. scala tympani. e. semicircular canals.b. scala vestibuli. d. vestibule.Hardening of the bones of the middle ear is called a. otitis media. b. presbycusis. c. otosclerosis. d. presbyopia.The fibrous tunic of the eye includes the a. conjunctiva. c. choroid. e. retina. b. sclera. d. iris.
- The two branches of the inner rim of the ear is known as: A. Crus B. Concha C. Crura of the antihelix D. Triangular fossaThe highest density of cone cells is found in: a. the crista ampullaris. b. the optic disc. c. the fovea centralis. d. the chorion. e. the basilar membraneOlfactory bulbs are locateda. on the tongue.b. in the nasal cavity.c. in the brain stem.d. in the aorta.e. None of these are correct.