Ears: Their Structure and Care
This educational film illustrates the structures and functions of the outer, middle and inner ear. Shows the importance of the semicircular canals as organs of balance.
Từ khóa:
Ears: Their Structure and Care 1963
health
ears
Coronet Instructional Films
Ears: Their Structure and Care Phim
Ears: Their Structure and Care Phim Mới
Ears: Their Structure and Care PhimMoiChill
Ears: Their Structure and Care Xem Phim Online
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