Superior canal dehiscence syndrome is a disorder caused by an opening in the bone that should cover the inner ear's top balance canal (called the superior semicircular canal).
SCDS是一项由于本该覆盖内耳中负责上下平衡的半规管(即上半规管)的骨头出现漏洞引起的一种紊乱。
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Measurements of the partial skull and 20, 000 other bone fragments uncovered at the site showed that the creature was at the top of the food chain, preying on squid, fish and other Marine reptiles.
Perhaps because of its role in calcium absorption, high-dose vitamin D did appear to help maintain bone density at the neck of the femur, the top of the thighbone near the hip joint.