phylum. 1  Biology. the primary subdivision of a taxonomic kingdom, grouping together all classes of organisms that have the same body plan. 2  Linguistics. a category consisting of language stocks that, because of cognates in vocabulary, are considered likely to be related by common origin. Compare stock (def 13).
There are between 500 and 600 lymph nodes in the average adult human body.
about 500 600 lymph nodes are present in the human body groups of lymph nodes are present in the neck collarbone under the arms armpit and groin following is the list of lymph nodes with their placement in the body cervical lymph nodes these lymph nodes are located in the head and neck regionbasically found deep in the neck behind the ears and bottom of the jawupraclavicular lymph nodes situated along the collarbone or clavicle they drain lymph from the parts of the collarbone and the upper parts of the chest these nodes can also be considered a part of the cervical lymph nodes axillary lymph nodes these nodes are present in the armpit area