Full Text. The hyoid bone is a horseshoe shaped bone found in the neck. Located anteriorly between the mandible and the thyroid cartilage, the hyoid bone protects the esophagus and also facilitates the wide range of muscle activity required for speaking and swallowing. It is visible upon extension of the neck.
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Class BâThe first two octets denote the network address, and the last two octets are the host portion. Any address whose first octet is in the range 128 to 191 is a Class B address. Class CâThe first three octets denote the network address, and the last octet is the host portion. The first octet range of 192 to 223 is a Class C address. Class DâUsed for multicast. Multicast IP addresses have their first octets in the range 224 to 239.