The hair cells of utricle and saccule are clustered in
A) maculae.
B) cristae.
C) ampullae.
D) cupulae.
E) otoliths.
A) maculae.
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The stratum basale attaches to an underlying _______ membrane that separates the epidermis from the adjacent dermis
Fill in the blank with correct word.
Match each of the following terms with its function or description.
a. tympanic membrane c. stapes d. semicircular canal e. endolymph f. perilymph g. organ of Corti h. oval window i. pinna j. auditory tube 1. _____ Ossicle that rests against the eardrum 2. _____ Another term for the external ear 3. _____ Thicker fluid in the inner ear 4. _____ Structure that gives us our sense of balance 5. _____ Ossicle that rests against the oval window 6. _____ Another term for the eardrum 7. _____ Specific organ of hearing 8. _____ Separates the middle ear from the inner ear 9. _____ Thinner fluid in the inner ear 10. _____ Connects the throat to the middle ear
Denise has had an accident that has damaged her hyoid bone. Which of the following conditions is she likely to experiece due to this injury?
A. Both "Denise will likely have issues with swallowing due to the association of the hyoid bone with the muscles needed to swallow" and "Denise may have issues with her speech due to the association of the hyoid bone with the muscles that function in speech" are correct. B. Denise will likely have issues with swallowing due to the association of the hyoid bone with the muscles needed to swallow. C. Denise may have issues with her speech due to the association of the hyoid bone with the muscles that function in speech. D. Denise may have issues with turning her head from side to side due to the association of the hyoid bone with muscles that move the head.
The minimum stimulus needed to cause muscle contraction is called the ________
A) twitch B) innervation C) latent period D) motor unit E) threshold