Which part of the ear contains the nerves of hearing (spiral organ)? a. outer ear
b. middle ear
c. inner ear
d. all of the above
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How does the fitt principle apply to the development of successful personal fitness programs

How does the endocrine system affect the body's functions? o o o o it secretes enzymes directly into the bloodstream. it secretes hormones directly into the bloodstream. it secretes enzymes through ducts to the surface of organs. it secretes hormones through ducts to the surface of organs.

Which of these gives the best indication that a health service is based on pseudoscience?