An important function of the Eustachian tube is to ______.
A. equalize the pressure in the middle ear
B. equalize the pressure in the inner ear
C. clear excess fluid from the middle ear
D. clear excess fluid from the inner ear
Answer: A
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If you want to cohabitate with your partner, which country would be your best choice?
a. Spain b. Norway c. Italy d. China
Brain is to __________ as spinal cord is to __________
a. central nervous system; peripheral nervous system b. sensory nerves; crainial nerves c. meninges; ventricles d. cerebrospinal fluid; meninges e. skull; vertebrae
The medullary reticulospinal tract originates in the
A. reticular formation of the pons. B. reticular formation of the medulla. C. vestibular nuclei of the medulla. D. midbrain.
According to the opponent-process theory of color vision, the correct pairings of opposite colors are
a. red versus green and blue versus yellow. b. black versus gray and white versus colored. c. blue versus red and green versus yellow. d. blue versus green and red versus yellow. e. grey versus black and green versus blue.